PackageManagerService.java revision aa737c49df79749fe92b89d745eba7442762e2b5
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 com.android.internal.util.ArrayUtils.appendInt; 27import static com.android.internal.util.ArrayUtils.removeInt; 28import static libcore.io.OsConstants.S_IRWXU; 29import static libcore.io.OsConstants.S_IRGRP; 30import static libcore.io.OsConstants.S_IXGRP; 31import static libcore.io.OsConstants.S_IROTH; 32import static libcore.io.OsConstants.S_IXOTH; 33 34import com.android.internal.app.IMediaContainerService; 35import com.android.internal.app.ResolverActivity; 36import com.android.internal.content.NativeLibraryHelper; 37import com.android.internal.content.PackageHelper; 38import com.android.internal.util.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.ServiceConnection; 64import android.content.IntentSender.SendIntentException; 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.IPackageManager; 73import android.content.pm.IPackageMoveObserver; 74import android.content.pm.IPackageStatsObserver; 75import android.content.pm.InstrumentationInfo; 76import android.content.pm.PackageCleanItem; 77import android.content.pm.PackageInfo; 78import android.content.pm.PackageInfoLite; 79import android.content.pm.PackageManager; 80import android.content.pm.PackageParser; 81import android.content.pm.PackageUserState; 82import android.content.pm.PackageParser.ActivityIntentInfo; 83import android.content.pm.PackageStats; 84import android.content.pm.ParceledListSlice; 85import android.content.pm.PermissionGroupInfo; 86import android.content.pm.PermissionInfo; 87import android.content.pm.ProviderInfo; 88import android.content.pm.ResolveInfo; 89import android.content.pm.ServiceInfo; 90import android.content.pm.Signature; 91import android.content.pm.ManifestDigest; 92import android.content.pm.VerificationParams; 93import android.content.pm.VerifierDeviceIdentity; 94import android.content.pm.VerifierInfo; 95import android.content.res.Resources; 96import android.hardware.display.DisplayManager; 97import android.net.Uri; 98import android.os.Binder; 99import android.os.Build; 100import android.os.Bundle; 101import android.os.Environment; 102import android.os.FileObserver; 103import android.os.FileUtils; 104import android.os.Handler; 105import android.os.HandlerThread; 106import android.os.IBinder; 107import android.os.Looper; 108import android.os.Message; 109import android.os.Parcel; 110import android.os.ParcelFileDescriptor; 111import android.os.Process; 112import android.os.RemoteException; 113import android.os.SELinux; 114import android.os.ServiceManager; 115import android.os.SystemClock; 116import android.os.SystemProperties; 117import android.os.UserHandle; 118import android.os.Environment.UserEnvironment; 119import android.os.UserManager; 120import android.security.KeyStore; 121import android.security.SystemKeyStore; 122import android.text.TextUtils; 123import android.util.DisplayMetrics; 124import android.util.EventLog; 125import android.util.Log; 126import android.util.LogPrinter; 127import android.util.PrintStreamPrinter; 128import android.util.Slog; 129import android.util.SparseArray; 130import android.util.Xml; 131import android.view.Display; 132 133import java.io.BufferedOutputStream; 134import java.io.File; 135import java.io.FileDescriptor; 136import java.io.FileInputStream; 137import java.io.FileNotFoundException; 138import java.io.FileOutputStream; 139import java.io.FileReader; 140import java.io.FilenameFilter; 141import java.io.IOException; 142import java.io.PrintWriter; 143import java.security.NoSuchAlgorithmException; 144import java.security.PublicKey; 145import java.security.cert.CertificateException; 146import java.text.SimpleDateFormat; 147import java.util.ArrayList; 148import java.util.Arrays; 149import java.util.Collection; 150import java.util.Collections; 151import java.util.Comparator; 152import java.util.Date; 153import java.util.HashMap; 154import java.util.HashSet; 155import java.util.Iterator; 156import java.util.List; 157import java.util.Map; 158import java.util.Set; 159 160import libcore.io.ErrnoException; 161import libcore.io.IoUtils; 162import libcore.io.Libcore; 163import libcore.io.StructStat; 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 private static final boolean GET_CERTIFICATES = true; 202 203 private static final int REMOVE_EVENTS = 204 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 205 private static final int ADD_EVENTS = 206 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 207 208 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 209 // Suffix used during package installation when copying/moving 210 // package apks to install directory. 211 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 212 213 static final int SCAN_MONITOR = 1<<0; 214 static final int SCAN_NO_DEX = 1<<1; 215 static final int SCAN_FORCE_DEX = 1<<2; 216 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 217 static final int SCAN_NEW_INSTALL = 1<<4; 218 static final int SCAN_NO_PATHS = 1<<5; 219 static final int SCAN_UPDATE_TIME = 1<<6; 220 static final int SCAN_DEFER_DEX = 1<<7; 221 static final int SCAN_BOOTING = 1<<8; 222 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<9; 223 224 static final int REMOVE_CHATTY = 1<<16; 225 226 /** 227 * Timeout (in milliseconds) after which the watchdog should declare that 228 * our handler thread is wedged. The usual default for such things is one 229 * minute but we sometimes do very lengthy I/O operations on this thread, 230 * such as installing multi-gigabyte applications, so ours needs to be longer. 231 */ 232 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 233 234 /** 235 * Whether verification is enabled by default. 236 */ 237 private static final boolean DEFAULT_VERIFY_ENABLE = true; 238 239 /** 240 * The default maximum time to wait for the verification agent to return in 241 * milliseconds. 242 */ 243 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 244 245 /** 246 * The default response for package verification timeout. 247 * 248 * This can be either PackageManager.VERIFICATION_ALLOW or 249 * PackageManager.VERIFICATION_REJECT. 250 */ 251 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 252 253 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 254 255 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 256 DEFAULT_CONTAINER_PACKAGE, 257 "com.android.defcontainer.DefaultContainerService"); 258 259 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 260 261 private static final String LIB_DIR_NAME = "lib"; 262 263 static final String mTempContainerPrefix = "smdl2tmp"; 264 265 final ServiceThread mHandlerThread; 266 final PackageHandler mHandler; 267 268 final int mSdkVersion = Build.VERSION.SDK_INT; 269 final String mSdkCodename = "REL".equals(Build.VERSION.CODENAME) 270 ? null : Build.VERSION.CODENAME; 271 272 final Context mContext; 273 final boolean mFactoryTest; 274 final boolean mOnlyCore; 275 final boolean mNoDexOpt; 276 final DisplayMetrics mMetrics; 277 final int mDefParseFlags; 278 final String[] mSeparateProcesses; 279 280 // This is where all application persistent data goes. 281 final File mAppDataDir; 282 283 // This is where all application persistent data goes for secondary users. 284 final File mUserAppDataDir; 285 286 /** The location for ASEC container files on internal storage. */ 287 final String mAsecInternalPath; 288 289 // This is the object monitoring the framework dir. 290 final FileObserver mFrameworkInstallObserver; 291 292 // This is the object monitoring the system app dir. 293 final FileObserver mSystemInstallObserver; 294 295 // This is the object monitoring the privileged system app dir. 296 final FileObserver mPrivilegedInstallObserver; 297 298 // This is the object monitoring the system app dir. 299 final FileObserver mVendorInstallObserver; 300 301 // This is the object monitoring mAppInstallDir. 302 final FileObserver mAppInstallObserver; 303 304 // This is the object monitoring mDrmAppPrivateInstallDir. 305 final FileObserver mDrmAppInstallObserver; 306 307 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 308 // LOCK HELD. Can be called with mInstallLock held. 309 final Installer mInstaller; 310 311 final File mAppInstallDir; 312 313 /** 314 * Directory to which applications installed internally have native 315 * libraries copied. 316 */ 317 private File mAppLibInstallDir; 318 319 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 320 // apps. 321 final File mDrmAppPrivateInstallDir; 322 323 // ---------------------------------------------------------------- 324 325 // Lock for state used when installing and doing other long running 326 // operations. Methods that must be called with this lock held have 327 // the prefix "LI". 328 final Object mInstallLock = new Object(); 329 330 // These are the directories in the 3rd party applications installed dir 331 // that we have currently loaded packages from. Keys are the application's 332 // installed zip file (absolute codePath), and values are Package. 333 final HashMap<String, PackageParser.Package> mAppDirs = 334 new HashMap<String, PackageParser.Package>(); 335 336 // Information for the parser to write more useful error messages. 337 int mLastScanError; 338 339 // ---------------------------------------------------------------- 340 341 // Keys are String (package name), values are Package. This also serves 342 // as the lock for the global state. Methods that must be called with 343 // this lock held have the prefix "LP". 344 final HashMap<String, PackageParser.Package> mPackages = 345 new HashMap<String, PackageParser.Package>(); 346 347 final Settings mSettings; 348 boolean mRestoredSettings; 349 350 // Group-ids that are given to all packages as read from etc/permissions/*.xml. 351 int[] mGlobalGids; 352 353 // These are the built-in uid -> permission mappings that were read from the 354 // etc/permissions.xml file. 355 final SparseArray<HashSet<String>> mSystemPermissions = 356 new SparseArray<HashSet<String>>(); 357 358 static final class SharedLibraryEntry { 359 final String path; 360 final String apk; 361 362 SharedLibraryEntry(String _path, String _apk) { 363 path = _path; 364 apk = _apk; 365 } 366 } 367 368 // These are the built-in shared libraries that were read from the 369 // etc/permissions.xml file. 370 final HashMap<String, SharedLibraryEntry> mSharedLibraries 371 = new HashMap<String, SharedLibraryEntry>(); 372 373 // Temporary for building the final shared libraries for an .apk. 374 String[] mTmpSharedLibraries = null; 375 376 // These are the features this devices supports that were read from the 377 // etc/permissions.xml file. 378 final HashMap<String, FeatureInfo> mAvailableFeatures = 379 new HashMap<String, FeatureInfo>(); 380 381 // If mac_permissions.xml was found for seinfo labeling. 382 boolean mFoundPolicyFile; 383 384 // All available activities, for your resolving pleasure. 385 final ActivityIntentResolver mActivities = 386 new ActivityIntentResolver(); 387 388 // All available receivers, for your resolving pleasure. 389 final ActivityIntentResolver mReceivers = 390 new ActivityIntentResolver(); 391 392 // All available services, for your resolving pleasure. 393 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 394 395 // All available providers, for your resolving pleasure. 396 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 397 398 // Mapping from provider base names (first directory in content URI codePath) 399 // to the provider information. 400 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 401 new HashMap<String, PackageParser.Provider>(); 402 403 // Mapping from instrumentation class names to info about them. 404 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 405 new HashMap<ComponentName, PackageParser.Instrumentation>(); 406 407 // Mapping from permission names to info about them. 408 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 409 new HashMap<String, PackageParser.PermissionGroup>(); 410 411 // Packages whose data we have transfered into another package, thus 412 // should no longer exist. 413 final HashSet<String> mTransferedPackages = new HashSet<String>(); 414 415 // Broadcast actions that are only available to the system. 416 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 417 418 /** List of packages waiting for verification. */ 419 final SparseArray<PackageVerificationState> mPendingVerification 420 = new SparseArray<PackageVerificationState>(); 421 422 HashSet<PackageParser.Package> mDeferredDexOpt = null; 423 424 /** Token for keys in mPendingVerification. */ 425 private int mPendingVerificationToken = 0; 426 427 boolean mSystemReady; 428 boolean mSafeMode; 429 boolean mHasSystemUidErrors; 430 431 ApplicationInfo mAndroidApplication; 432 final ActivityInfo mResolveActivity = new ActivityInfo(); 433 final ResolveInfo mResolveInfo = new ResolveInfo(); 434 ComponentName mResolveComponentName; 435 PackageParser.Package mPlatformPackage; 436 ComponentName mCustomResolverComponentName; 437 438 boolean mResolverReplaced = false; 439 440 // Set of pending broadcasts for aggregating enable/disable of components. 441 static class PendingPackageBroadcasts { 442 // for each user id, a map of <package name -> components within that package> 443 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 444 445 public PendingPackageBroadcasts() { 446 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 447 } 448 449 public ArrayList<String> get(int userId, String packageName) { 450 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 451 return packages.get(packageName); 452 } 453 454 public void put(int userId, String packageName, ArrayList<String> components) { 455 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 456 packages.put(packageName, components); 457 } 458 459 public void remove(int userId, String packageName) { 460 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 461 if (packages != null) { 462 packages.remove(packageName); 463 } 464 } 465 466 public void remove(int userId) { 467 mUidMap.remove(userId); 468 } 469 470 public int userIdCount() { 471 return mUidMap.size(); 472 } 473 474 public int userIdAt(int n) { 475 return mUidMap.keyAt(n); 476 } 477 478 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 479 return mUidMap.get(userId); 480 } 481 482 public int size() { 483 // total number of pending broadcast entries across all userIds 484 int num = 0; 485 for (int i = 0; i< mUidMap.size(); i++) { 486 num += mUidMap.valueAt(i).size(); 487 } 488 return num; 489 } 490 491 public void clear() { 492 mUidMap.clear(); 493 } 494 495 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 496 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 497 if (map == null) { 498 map = new HashMap<String, ArrayList<String>>(); 499 mUidMap.put(userId, map); 500 } 501 return map; 502 } 503 } 504 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 505 506 // Service Connection to remote media container service to copy 507 // package uri's from external media onto secure containers 508 // or internal storage. 509 private IMediaContainerService mContainerService = null; 510 511 static final int SEND_PENDING_BROADCAST = 1; 512 static final int MCS_BOUND = 3; 513 static final int END_COPY = 4; 514 static final int INIT_COPY = 5; 515 static final int MCS_UNBIND = 6; 516 static final int START_CLEANING_PACKAGE = 7; 517 static final int FIND_INSTALL_LOC = 8; 518 static final int POST_INSTALL = 9; 519 static final int MCS_RECONNECT = 10; 520 static final int MCS_GIVE_UP = 11; 521 static final int UPDATED_MEDIA_STATUS = 12; 522 static final int WRITE_SETTINGS = 13; 523 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 524 static final int PACKAGE_VERIFIED = 15; 525 static final int CHECK_PENDING_VERIFICATION = 16; 526 527 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 528 529 // Delay time in millisecs 530 static final int BROADCAST_DELAY = 10 * 1000; 531 532 static UserManagerService sUserManager; 533 534 // Stores a list of users whose package restrictions file needs to be updated 535 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 536 537 final private DefaultContainerConnection mDefContainerConn = 538 new DefaultContainerConnection(); 539 class DefaultContainerConnection implements ServiceConnection { 540 public void onServiceConnected(ComponentName name, IBinder service) { 541 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 542 IMediaContainerService imcs = 543 IMediaContainerService.Stub.asInterface(service); 544 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 545 } 546 547 public void onServiceDisconnected(ComponentName name) { 548 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 549 } 550 }; 551 552 // Recordkeeping of restore-after-install operations that are currently in flight 553 // between the Package Manager and the Backup Manager 554 class PostInstallData { 555 public InstallArgs args; 556 public PackageInstalledInfo res; 557 558 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 559 args = _a; 560 res = _r; 561 } 562 }; 563 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 564 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 565 566 private final String mRequiredVerifierPackage; 567 568 class PackageHandler extends Handler { 569 private boolean mBound = false; 570 final ArrayList<HandlerParams> mPendingInstalls = 571 new ArrayList<HandlerParams>(); 572 573 private boolean connectToService() { 574 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 575 " DefaultContainerService"); 576 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 577 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 578 if (mContext.bindServiceAsUser(service, mDefContainerConn, 579 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 580 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 581 mBound = true; 582 return true; 583 } 584 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 585 return false; 586 } 587 588 private void disconnectService() { 589 mContainerService = null; 590 mBound = false; 591 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 592 mContext.unbindService(mDefContainerConn); 593 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 594 } 595 596 PackageHandler(Looper looper) { 597 super(looper); 598 } 599 600 public void handleMessage(Message msg) { 601 try { 602 doHandleMessage(msg); 603 } finally { 604 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 605 } 606 } 607 608 void doHandleMessage(Message msg) { 609 switch (msg.what) { 610 case INIT_COPY: { 611 HandlerParams params = (HandlerParams) msg.obj; 612 int idx = mPendingInstalls.size(); 613 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 614 // If a bind was already initiated we dont really 615 // need to do anything. The pending install 616 // will be processed later on. 617 if (!mBound) { 618 // If this is the only one pending we might 619 // have to bind to the service again. 620 if (!connectToService()) { 621 Slog.e(TAG, "Failed to bind to media container service"); 622 params.serviceError(); 623 return; 624 } else { 625 // Once we bind to the service, the first 626 // pending request will be processed. 627 mPendingInstalls.add(idx, params); 628 } 629 } else { 630 mPendingInstalls.add(idx, params); 631 // Already bound to the service. Just make 632 // sure we trigger off processing the first request. 633 if (idx == 0) { 634 mHandler.sendEmptyMessage(MCS_BOUND); 635 } 636 } 637 break; 638 } 639 case MCS_BOUND: { 640 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 641 if (msg.obj != null) { 642 mContainerService = (IMediaContainerService) msg.obj; 643 } 644 if (mContainerService == null) { 645 // Something seriously wrong. Bail out 646 Slog.e(TAG, "Cannot bind to media container service"); 647 for (HandlerParams params : mPendingInstalls) { 648 // Indicate service bind error 649 params.serviceError(); 650 } 651 mPendingInstalls.clear(); 652 } else if (mPendingInstalls.size() > 0) { 653 HandlerParams params = mPendingInstalls.get(0); 654 if (params != null) { 655 if (params.startCopy()) { 656 // We are done... look for more work or to 657 // go idle. 658 if (DEBUG_SD_INSTALL) Log.i(TAG, 659 "Checking for more work or unbind..."); 660 // Delete pending install 661 if (mPendingInstalls.size() > 0) { 662 mPendingInstalls.remove(0); 663 } 664 if (mPendingInstalls.size() == 0) { 665 if (mBound) { 666 if (DEBUG_SD_INSTALL) Log.i(TAG, 667 "Posting delayed MCS_UNBIND"); 668 removeMessages(MCS_UNBIND); 669 Message ubmsg = obtainMessage(MCS_UNBIND); 670 // Unbind after a little delay, to avoid 671 // continual thrashing. 672 sendMessageDelayed(ubmsg, 10000); 673 } 674 } else { 675 // There are more pending requests in queue. 676 // Just post MCS_BOUND message to trigger processing 677 // of next pending install. 678 if (DEBUG_SD_INSTALL) Log.i(TAG, 679 "Posting MCS_BOUND for next woek"); 680 mHandler.sendEmptyMessage(MCS_BOUND); 681 } 682 } 683 } 684 } else { 685 // Should never happen ideally. 686 Slog.w(TAG, "Empty queue"); 687 } 688 break; 689 } 690 case MCS_RECONNECT: { 691 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 692 if (mPendingInstalls.size() > 0) { 693 if (mBound) { 694 disconnectService(); 695 } 696 if (!connectToService()) { 697 Slog.e(TAG, "Failed to bind to media container service"); 698 for (HandlerParams params : mPendingInstalls) { 699 // Indicate service bind error 700 params.serviceError(); 701 } 702 mPendingInstalls.clear(); 703 } 704 } 705 break; 706 } 707 case MCS_UNBIND: { 708 // If there is no actual work left, then time to unbind. 709 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 710 711 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 712 if (mBound) { 713 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 714 715 disconnectService(); 716 } 717 } else if (mPendingInstalls.size() > 0) { 718 // There are more pending requests in queue. 719 // Just post MCS_BOUND message to trigger processing 720 // of next pending install. 721 mHandler.sendEmptyMessage(MCS_BOUND); 722 } 723 724 break; 725 } 726 case MCS_GIVE_UP: { 727 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 728 mPendingInstalls.remove(0); 729 break; 730 } 731 case SEND_PENDING_BROADCAST: { 732 String packages[]; 733 ArrayList<String> components[]; 734 int size = 0; 735 int uids[]; 736 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 737 synchronized (mPackages) { 738 if (mPendingBroadcasts == null) { 739 return; 740 } 741 size = mPendingBroadcasts.size(); 742 if (size <= 0) { 743 // Nothing to be done. Just return 744 return; 745 } 746 packages = new String[size]; 747 components = new ArrayList[size]; 748 uids = new int[size]; 749 int i = 0; // filling out the above arrays 750 751 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 752 int packageUserId = mPendingBroadcasts.userIdAt(n); 753 Iterator<Map.Entry<String, ArrayList<String>>> it 754 = mPendingBroadcasts.packagesForUserId(packageUserId) 755 .entrySet().iterator(); 756 while (it.hasNext() && i < size) { 757 Map.Entry<String, ArrayList<String>> ent = it.next(); 758 packages[i] = ent.getKey(); 759 components[i] = ent.getValue(); 760 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 761 uids[i] = (ps != null) 762 ? UserHandle.getUid(packageUserId, ps.appId) 763 : -1; 764 i++; 765 } 766 } 767 size = i; 768 mPendingBroadcasts.clear(); 769 } 770 // Send broadcasts 771 for (int i = 0; i < size; i++) { 772 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 773 } 774 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 775 break; 776 } 777 case START_CLEANING_PACKAGE: { 778 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 779 final String packageName = (String)msg.obj; 780 final int userId = msg.arg1; 781 final boolean andCode = msg.arg2 != 0; 782 synchronized (mPackages) { 783 if (userId == UserHandle.USER_ALL) { 784 int[] users = sUserManager.getUserIds(); 785 for (int user : users) { 786 mSettings.addPackageToCleanLPw( 787 new PackageCleanItem(user, packageName, andCode)); 788 } 789 } else { 790 mSettings.addPackageToCleanLPw( 791 new PackageCleanItem(userId, packageName, andCode)); 792 } 793 } 794 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 795 startCleaningPackages(); 796 } break; 797 case POST_INSTALL: { 798 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 799 PostInstallData data = mRunningInstalls.get(msg.arg1); 800 mRunningInstalls.delete(msg.arg1); 801 boolean deleteOld = false; 802 803 if (data != null) { 804 InstallArgs args = data.args; 805 PackageInstalledInfo res = data.res; 806 807 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 808 res.removedInfo.sendBroadcast(false, true, false); 809 Bundle extras = new Bundle(1); 810 extras.putInt(Intent.EXTRA_UID, res.uid); 811 // Determine the set of users who are adding this 812 // package for the first time vs. those who are seeing 813 // an update. 814 int[] firstUsers; 815 int[] updateUsers = new int[0]; 816 if (res.origUsers == null || res.origUsers.length == 0) { 817 firstUsers = res.newUsers; 818 } else { 819 firstUsers = new int[0]; 820 for (int i=0; i<res.newUsers.length; i++) { 821 int user = res.newUsers[i]; 822 boolean isNew = true; 823 for (int j=0; j<res.origUsers.length; j++) { 824 if (res.origUsers[j] == user) { 825 isNew = false; 826 break; 827 } 828 } 829 if (isNew) { 830 int[] newFirst = new int[firstUsers.length+1]; 831 System.arraycopy(firstUsers, 0, newFirst, 0, 832 firstUsers.length); 833 newFirst[firstUsers.length] = user; 834 firstUsers = newFirst; 835 } else { 836 int[] newUpdate = new int[updateUsers.length+1]; 837 System.arraycopy(updateUsers, 0, newUpdate, 0, 838 updateUsers.length); 839 newUpdate[updateUsers.length] = user; 840 updateUsers = newUpdate; 841 } 842 } 843 } 844 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 845 res.pkg.applicationInfo.packageName, 846 extras, null, null, firstUsers); 847 final boolean update = res.removedInfo.removedPackage != null; 848 if (update) { 849 extras.putBoolean(Intent.EXTRA_REPLACING, true); 850 } 851 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 852 res.pkg.applicationInfo.packageName, 853 extras, null, null, updateUsers); 854 if (update) { 855 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 856 res.pkg.applicationInfo.packageName, 857 extras, null, null, updateUsers); 858 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 859 null, null, 860 res.pkg.applicationInfo.packageName, null, updateUsers); 861 862 // treat asec-hosted packages like removable media on upgrade 863 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 864 if (DEBUG_INSTALL) { 865 Slog.i(TAG, "upgrading pkg " + res.pkg 866 + " is ASEC-hosted -> AVAILABLE"); 867 } 868 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 869 ArrayList<String> pkgList = new ArrayList<String>(1); 870 pkgList.add(res.pkg.applicationInfo.packageName); 871 sendResourcesChangedBroadcast(true, true, 872 pkgList,uidArray, null); 873 } 874 } 875 if (res.removedInfo.args != null) { 876 // Remove the replaced package's older resources safely now 877 deleteOld = true; 878 } 879 880 // Log current value of "unknown sources" setting 881 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 882 getUnknownSourcesSettings()); 883 } 884 // Force a gc to clear up things 885 Runtime.getRuntime().gc(); 886 // We delete after a gc for applications on sdcard. 887 if (deleteOld) { 888 synchronized (mInstallLock) { 889 res.removedInfo.args.doPostDeleteLI(true); 890 } 891 } 892 if (args.observer != null) { 893 try { 894 args.observer.packageInstalled(res.name, res.returnCode); 895 } catch (RemoteException e) { 896 Slog.i(TAG, "Observer no longer exists."); 897 } 898 } 899 } else { 900 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 901 } 902 } break; 903 case UPDATED_MEDIA_STATUS: { 904 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 905 boolean reportStatus = msg.arg1 == 1; 906 boolean doGc = msg.arg2 == 1; 907 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 908 if (doGc) { 909 // Force a gc to clear up stale containers. 910 Runtime.getRuntime().gc(); 911 } 912 if (msg.obj != null) { 913 @SuppressWarnings("unchecked") 914 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 915 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 916 // Unload containers 917 unloadAllContainers(args); 918 } 919 if (reportStatus) { 920 try { 921 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 922 PackageHelper.getMountService().finishMediaUpdate(); 923 } catch (RemoteException e) { 924 Log.e(TAG, "MountService not running?"); 925 } 926 } 927 } break; 928 case WRITE_SETTINGS: { 929 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 930 synchronized (mPackages) { 931 removeMessages(WRITE_SETTINGS); 932 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 933 mSettings.writeLPr(); 934 mDirtyUsers.clear(); 935 } 936 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 937 } break; 938 case WRITE_PACKAGE_RESTRICTIONS: { 939 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 940 synchronized (mPackages) { 941 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 942 for (int userId : mDirtyUsers) { 943 mSettings.writePackageRestrictionsLPr(userId); 944 } 945 mDirtyUsers.clear(); 946 } 947 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 948 } break; 949 case CHECK_PENDING_VERIFICATION: { 950 final int verificationId = msg.arg1; 951 final PackageVerificationState state = mPendingVerification.get(verificationId); 952 953 if ((state != null) && !state.timeoutExtended()) { 954 final InstallArgs args = state.getInstallArgs(); 955 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 956 mPendingVerification.remove(verificationId); 957 958 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 959 960 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 961 Slog.i(TAG, "Continuing with installation of " 962 + args.packageURI.toString()); 963 state.setVerifierResponse(Binder.getCallingUid(), 964 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 965 broadcastPackageVerified(verificationId, args.packageURI, 966 PackageManager.VERIFICATION_ALLOW, 967 state.getInstallArgs().getUser()); 968 try { 969 ret = args.copyApk(mContainerService, true); 970 } catch (RemoteException e) { 971 Slog.e(TAG, "Could not contact the ContainerService"); 972 } 973 } else { 974 broadcastPackageVerified(verificationId, args.packageURI, 975 PackageManager.VERIFICATION_REJECT, 976 state.getInstallArgs().getUser()); 977 } 978 979 processPendingInstall(args, ret); 980 mHandler.sendEmptyMessage(MCS_UNBIND); 981 } 982 break; 983 } 984 case PACKAGE_VERIFIED: { 985 final int verificationId = msg.arg1; 986 987 final PackageVerificationState state = mPendingVerification.get(verificationId); 988 if (state == null) { 989 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 990 break; 991 } 992 993 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 994 995 state.setVerifierResponse(response.callerUid, response.code); 996 997 if (state.isVerificationComplete()) { 998 mPendingVerification.remove(verificationId); 999 1000 final InstallArgs args = state.getInstallArgs(); 1001 1002 int ret; 1003 if (state.isInstallAllowed()) { 1004 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1005 broadcastPackageVerified(verificationId, args.packageURI, 1006 response.code, state.getInstallArgs().getUser()); 1007 try { 1008 ret = args.copyApk(mContainerService, true); 1009 } catch (RemoteException e) { 1010 Slog.e(TAG, "Could not contact the ContainerService"); 1011 } 1012 } else { 1013 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1014 } 1015 1016 processPendingInstall(args, ret); 1017 1018 mHandler.sendEmptyMessage(MCS_UNBIND); 1019 } 1020 1021 break; 1022 } 1023 } 1024 } 1025 } 1026 1027 void scheduleWriteSettingsLocked() { 1028 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1029 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1030 } 1031 } 1032 1033 void scheduleWritePackageRestrictionsLocked(int userId) { 1034 if (!sUserManager.exists(userId)) return; 1035 mDirtyUsers.add(userId); 1036 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1037 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1038 } 1039 } 1040 1041 public static final IPackageManager main(Context context, Installer installer, 1042 boolean factoryTest, boolean onlyCore) { 1043 PackageManagerService m = new PackageManagerService(context, installer, 1044 factoryTest, onlyCore); 1045 ServiceManager.addService("package", m); 1046 return m; 1047 } 1048 1049 static String[] splitString(String str, char sep) { 1050 int count = 1; 1051 int i = 0; 1052 while ((i=str.indexOf(sep, i)) >= 0) { 1053 count++; 1054 i++; 1055 } 1056 1057 String[] res = new String[count]; 1058 i=0; 1059 count = 0; 1060 int lastI=0; 1061 while ((i=str.indexOf(sep, i)) >= 0) { 1062 res[count] = str.substring(lastI, i); 1063 count++; 1064 i++; 1065 lastI = i; 1066 } 1067 res[count] = str.substring(lastI, str.length()); 1068 return res; 1069 } 1070 1071 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1072 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1073 Context.DISPLAY_SERVICE); 1074 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1075 } 1076 1077 public PackageManagerService(Context context, Installer installer, 1078 boolean factoryTest, boolean onlyCore) { 1079 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1080 SystemClock.uptimeMillis()); 1081 1082 if (mSdkVersion <= 0) { 1083 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1084 } 1085 1086 mContext = context; 1087 mFactoryTest = factoryTest; 1088 mOnlyCore = onlyCore; 1089 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1090 mMetrics = new DisplayMetrics(); 1091 mSettings = new Settings(context); 1092 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1093 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1094 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1095 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1096 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1097 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1098 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1099 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1100 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1101 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1102 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1103 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1104 1105 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1106 if (separateProcesses != null && separateProcesses.length() > 0) { 1107 if ("*".equals(separateProcesses)) { 1108 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1109 mSeparateProcesses = null; 1110 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1111 } else { 1112 mDefParseFlags = 0; 1113 mSeparateProcesses = separateProcesses.split(","); 1114 Slog.w(TAG, "Running with debug.separate_processes: " 1115 + separateProcesses); 1116 } 1117 } else { 1118 mDefParseFlags = 0; 1119 mSeparateProcesses = null; 1120 } 1121 1122 mInstaller = installer; 1123 1124 getDefaultDisplayMetrics(context, mMetrics); 1125 1126 synchronized (mInstallLock) { 1127 // writer 1128 synchronized (mPackages) { 1129 mHandlerThread = new ServiceThread(TAG, 1130 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1131 mHandlerThread.start(); 1132 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1133 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1134 1135 File dataDir = Environment.getDataDirectory(); 1136 mAppDataDir = new File(dataDir, "data"); 1137 mAppInstallDir = new File(dataDir, "app"); 1138 mAppLibInstallDir = new File(dataDir, "app-lib"); 1139 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1140 mUserAppDataDir = new File(dataDir, "user"); 1141 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1142 1143 sUserManager = new UserManagerService(context, this, 1144 mInstallLock, mPackages); 1145 1146 readPermissions(); 1147 1148 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1149 1150 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1151 mSdkVersion, mOnlyCore); 1152 1153 String customResolverActivity = Resources.getSystem().getString( 1154 R.string.config_customResolverActivity); 1155 if (TextUtils.isEmpty(customResolverActivity)) { 1156 customResolverActivity = null; 1157 } else { 1158 mCustomResolverComponentName = ComponentName.unflattenFromString( 1159 customResolverActivity); 1160 } 1161 1162 long startTime = SystemClock.uptimeMillis(); 1163 1164 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1165 startTime); 1166 1167 // Set flag to monitor and not change apk file paths when 1168 // scanning install directories. 1169 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1170 if (mNoDexOpt) { 1171 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1172 scanMode |= SCAN_NO_DEX; 1173 } 1174 1175 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1176 1177 /** 1178 * Add everything in the in the boot class path to the 1179 * list of process files because dexopt will have been run 1180 * if necessary during zygote startup. 1181 */ 1182 String bootClassPath = System.getProperty("java.boot.class.path"); 1183 if (bootClassPath != null) { 1184 String[] paths = splitString(bootClassPath, ':'); 1185 for (int i=0; i<paths.length; i++) { 1186 alreadyDexOpted.add(paths[i]); 1187 } 1188 } else { 1189 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1190 } 1191 1192 boolean didDexOpt = false; 1193 1194 /** 1195 * Ensure all external libraries have had dexopt run on them. 1196 */ 1197 if (mSharedLibraries.size() > 0) { 1198 Iterator<SharedLibraryEntry> libs = mSharedLibraries.values().iterator(); 1199 while (libs.hasNext()) { 1200 String lib = libs.next().path; 1201 if (lib == null) { 1202 continue; 1203 } 1204 try { 1205 if (dalvik.system.DexFile.isDexOptNeeded(lib)) { 1206 alreadyDexOpted.add(lib); 1207 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1208 didDexOpt = true; 1209 } 1210 } catch (FileNotFoundException e) { 1211 Slog.w(TAG, "Library not found: " + lib); 1212 } catch (IOException e) { 1213 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1214 + e.getMessage()); 1215 } 1216 } 1217 } 1218 1219 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1220 1221 // Gross hack for now: we know this file doesn't contain any 1222 // code, so don't dexopt it to avoid the resulting log spew. 1223 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1224 1225 // Gross hack for now: we know this file is only part of 1226 // the boot class path for art, so don't dexopt it to 1227 // avoid the resulting log spew. 1228 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1229 1230 /** 1231 * And there are a number of commands implemented in Java, which 1232 * we currently need to do the dexopt on so that they can be 1233 * run from a non-root shell. 1234 */ 1235 String[] frameworkFiles = frameworkDir.list(); 1236 if (frameworkFiles != null) { 1237 for (int i=0; i<frameworkFiles.length; i++) { 1238 File libPath = new File(frameworkDir, frameworkFiles[i]); 1239 String path = libPath.getPath(); 1240 // Skip the file if we alrady did it. 1241 if (alreadyDexOpted.contains(path)) { 1242 continue; 1243 } 1244 // Skip the file if it is not a type we want to dexopt. 1245 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1246 continue; 1247 } 1248 try { 1249 if (dalvik.system.DexFile.isDexOptNeeded(path)) { 1250 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1251 didDexOpt = true; 1252 } 1253 } catch (FileNotFoundException e) { 1254 Slog.w(TAG, "Jar not found: " + path); 1255 } catch (IOException e) { 1256 Slog.w(TAG, "Exception reading jar: " + path, e); 1257 } 1258 } 1259 } 1260 1261 if (didDexOpt) { 1262 File dalvikCacheDir = new File(dataDir, "dalvik-cache"); 1263 1264 // If we had to do a dexopt of one of the previous 1265 // things, then something on the system has changed. 1266 // Consider this significant, and wipe away all other 1267 // existing dexopt files to ensure we don't leave any 1268 // dangling around. 1269 String[] files = dalvikCacheDir.list(); 1270 if (files != null) { 1271 for (int i=0; i<files.length; i++) { 1272 String fn = files[i]; 1273 if (fn.startsWith("data@app@") 1274 || fn.startsWith("data@app-private@")) { 1275 Slog.i(TAG, "Pruning dalvik file: " + fn); 1276 (new File(dalvikCacheDir, fn)).delete(); 1277 } 1278 } 1279 } 1280 } 1281 1282 // Find base frameworks (resource packages without code). 1283 mFrameworkInstallObserver = new AppDirObserver( 1284 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1285 mFrameworkInstallObserver.startWatching(); 1286 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1287 | PackageParser.PARSE_IS_SYSTEM_DIR 1288 | PackageParser.PARSE_IS_PRIVILEGED, 1289 scanMode | SCAN_NO_DEX, 0); 1290 1291 // Collected privileged system packages. 1292 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1293 mPrivilegedInstallObserver = new AppDirObserver( 1294 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1295 mPrivilegedInstallObserver.startWatching(); 1296 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1297 | PackageParser.PARSE_IS_SYSTEM_DIR 1298 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1299 1300 // Collect ordinary system packages. 1301 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1302 mSystemInstallObserver = new AppDirObserver( 1303 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1304 mSystemInstallObserver.startWatching(); 1305 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1306 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1307 1308 // Collect all vendor packages. 1309 File vendorAppDir = new File("/vendor/app"); 1310 mVendorInstallObserver = new AppDirObserver( 1311 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1312 mVendorInstallObserver.startWatching(); 1313 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1314 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1315 1316 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1317 mInstaller.moveFiles(); 1318 1319 // Prune any system packages that no longer exist. 1320 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1321 if (!mOnlyCore) { 1322 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1323 while (psit.hasNext()) { 1324 PackageSetting ps = psit.next(); 1325 1326 /* 1327 * If this is not a system app, it can't be a 1328 * disable system app. 1329 */ 1330 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1331 continue; 1332 } 1333 1334 /* 1335 * If the package is scanned, it's not erased. 1336 */ 1337 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1338 if (scannedPkg != null) { 1339 /* 1340 * If the system app is both scanned and in the 1341 * disabled packages list, then it must have been 1342 * added via OTA. Remove it from the currently 1343 * scanned package so the previously user-installed 1344 * application can be scanned. 1345 */ 1346 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1347 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1348 + "; removing system app"); 1349 removePackageLI(ps, true); 1350 } 1351 1352 continue; 1353 } 1354 1355 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1356 psit.remove(); 1357 String msg = "System package " + ps.name 1358 + " no longer exists; wiping its data"; 1359 reportSettingsProblem(Log.WARN, msg); 1360 removeDataDirsLI(ps.name); 1361 } else { 1362 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1363 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1364 possiblyDeletedUpdatedSystemApps.add(ps.name); 1365 } 1366 } 1367 } 1368 } 1369 1370 //look for any incomplete package installations 1371 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1372 //clean up list 1373 for(int i = 0; i < deletePkgsList.size(); i++) { 1374 //clean up here 1375 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1376 } 1377 //delete tmp files 1378 deleteTempPackageFiles(); 1379 1380 // Remove any shared userIDs that have no associated packages 1381 mSettings.pruneSharedUsersLPw(); 1382 1383 if (!mOnlyCore) { 1384 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1385 SystemClock.uptimeMillis()); 1386 mAppInstallObserver = new AppDirObserver( 1387 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1388 mAppInstallObserver.startWatching(); 1389 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1390 1391 mDrmAppInstallObserver = new AppDirObserver( 1392 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1393 mDrmAppInstallObserver.startWatching(); 1394 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1395 scanMode, 0); 1396 1397 /** 1398 * Remove disable package settings for any updated system 1399 * apps that were removed via an OTA. If they're not a 1400 * previously-updated app, remove them completely. 1401 * Otherwise, just revoke their system-level permissions. 1402 */ 1403 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1404 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1405 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1406 1407 String msg; 1408 if (deletedPkg == null) { 1409 msg = "Updated system package " + deletedAppName 1410 + " no longer exists; wiping its data"; 1411 removeDataDirsLI(deletedAppName); 1412 } else { 1413 msg = "Updated system app + " + deletedAppName 1414 + " no longer present; removing system privileges for " 1415 + deletedAppName; 1416 1417 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1418 1419 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1420 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1421 } 1422 reportSettingsProblem(Log.WARN, msg); 1423 } 1424 } else { 1425 mAppInstallObserver = null; 1426 mDrmAppInstallObserver = null; 1427 } 1428 1429 // Now that we know all of the shared libraries, update all clients to have 1430 // the correct library paths. 1431 updateAllSharedLibrariesLPw(); 1432 1433 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1434 SystemClock.uptimeMillis()); 1435 Slog.i(TAG, "Time to scan packages: " 1436 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1437 + " seconds"); 1438 1439 // If the platform SDK has changed since the last time we booted, 1440 // we need to re-grant app permission to catch any new ones that 1441 // appear. This is really a hack, and means that apps can in some 1442 // cases get permissions that the user didn't initially explicitly 1443 // allow... it would be nice to have some better way to handle 1444 // this situation. 1445 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1446 != mSdkVersion; 1447 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1448 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1449 + "; regranting permissions for internal storage"); 1450 mSettings.mInternalSdkPlatform = mSdkVersion; 1451 1452 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1453 | (regrantPermissions 1454 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1455 : 0)); 1456 1457 // If this is the first boot, and it is a normal boot, then 1458 // we need to initialize the default preferred apps. 1459 if (!mRestoredSettings && !onlyCore) { 1460 mSettings.readDefaultPreferredAppsLPw(this, 0); 1461 } 1462 1463 // can downgrade to reader 1464 mSettings.writeLPr(); 1465 1466 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1467 SystemClock.uptimeMillis()); 1468 1469 // Now after opening every single application zip, make sure they 1470 // are all flushed. Not really needed, but keeps things nice and 1471 // tidy. 1472 Runtime.getRuntime().gc(); 1473 1474 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1475 } // synchronized (mPackages) 1476 } // synchronized (mInstallLock) 1477 } 1478 1479 public boolean isFirstBoot() { 1480 return !mRestoredSettings; 1481 } 1482 1483 public boolean isOnlyCoreApps() { 1484 return mOnlyCore; 1485 } 1486 1487 private String getRequiredVerifierLPr() { 1488 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1489 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1490 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1491 1492 String requiredVerifier = null; 1493 1494 final int N = receivers.size(); 1495 for (int i = 0; i < N; i++) { 1496 final ResolveInfo info = receivers.get(i); 1497 1498 if (info.activityInfo == null) { 1499 continue; 1500 } 1501 1502 final String packageName = info.activityInfo.packageName; 1503 1504 final PackageSetting ps = mSettings.mPackages.get(packageName); 1505 if (ps == null) { 1506 continue; 1507 } 1508 1509 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1510 if (!gp.grantedPermissions 1511 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1512 continue; 1513 } 1514 1515 if (requiredVerifier != null) { 1516 throw new RuntimeException("There can be only one required verifier"); 1517 } 1518 1519 requiredVerifier = packageName; 1520 } 1521 1522 return requiredVerifier; 1523 } 1524 1525 @Override 1526 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1527 throws RemoteException { 1528 try { 1529 return super.onTransact(code, data, reply, flags); 1530 } catch (RuntimeException e) { 1531 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1532 Slog.wtf(TAG, "Package Manager Crash", e); 1533 } 1534 throw e; 1535 } 1536 } 1537 1538 void cleanupInstallFailedPackage(PackageSetting ps) { 1539 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1540 removeDataDirsLI(ps.name); 1541 if (ps.codePath != null) { 1542 if (!ps.codePath.delete()) { 1543 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1544 } 1545 } 1546 if (ps.resourcePath != null) { 1547 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1548 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1549 } 1550 } 1551 mSettings.removePackageLPw(ps.name); 1552 } 1553 1554 void readPermissions() { 1555 // Read permissions from .../etc/permission directory. 1556 File libraryDir = new File(Environment.getRootDirectory(), "etc/permissions"); 1557 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1558 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1559 return; 1560 } 1561 if (!libraryDir.canRead()) { 1562 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1563 return; 1564 } 1565 1566 // Iterate over the files in the directory and scan .xml files 1567 for (File f : libraryDir.listFiles()) { 1568 // We'll read platform.xml last 1569 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1570 continue; 1571 } 1572 1573 if (!f.getPath().endsWith(".xml")) { 1574 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1575 continue; 1576 } 1577 if (!f.canRead()) { 1578 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1579 continue; 1580 } 1581 1582 readPermissionsFromXml(f); 1583 } 1584 1585 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1586 final File permFile = new File(Environment.getRootDirectory(), 1587 "etc/permissions/platform.xml"); 1588 readPermissionsFromXml(permFile); 1589 } 1590 1591 private void readPermissionsFromXml(File permFile) { 1592 FileReader permReader = null; 1593 try { 1594 permReader = new FileReader(permFile); 1595 } catch (FileNotFoundException e) { 1596 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1597 return; 1598 } 1599 1600 try { 1601 XmlPullParser parser = Xml.newPullParser(); 1602 parser.setInput(permReader); 1603 1604 XmlUtils.beginDocument(parser, "permissions"); 1605 1606 while (true) { 1607 XmlUtils.nextElement(parser); 1608 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1609 break; 1610 } 1611 1612 String name = parser.getName(); 1613 if ("group".equals(name)) { 1614 String gidStr = parser.getAttributeValue(null, "gid"); 1615 if (gidStr != null) { 1616 int gid = Process.getGidForName(gidStr); 1617 mGlobalGids = appendInt(mGlobalGids, gid); 1618 } else { 1619 Slog.w(TAG, "<group> without gid at " 1620 + parser.getPositionDescription()); 1621 } 1622 1623 XmlUtils.skipCurrentTag(parser); 1624 continue; 1625 } else if ("permission".equals(name)) { 1626 String perm = parser.getAttributeValue(null, "name"); 1627 if (perm == null) { 1628 Slog.w(TAG, "<permission> without name at " 1629 + parser.getPositionDescription()); 1630 XmlUtils.skipCurrentTag(parser); 1631 continue; 1632 } 1633 perm = perm.intern(); 1634 readPermission(parser, perm); 1635 1636 } else if ("assign-permission".equals(name)) { 1637 String perm = parser.getAttributeValue(null, "name"); 1638 if (perm == null) { 1639 Slog.w(TAG, "<assign-permission> without name at " 1640 + parser.getPositionDescription()); 1641 XmlUtils.skipCurrentTag(parser); 1642 continue; 1643 } 1644 String uidStr = parser.getAttributeValue(null, "uid"); 1645 if (uidStr == null) { 1646 Slog.w(TAG, "<assign-permission> without uid at " 1647 + parser.getPositionDescription()); 1648 XmlUtils.skipCurrentTag(parser); 1649 continue; 1650 } 1651 int uid = Process.getUidForName(uidStr); 1652 if (uid < 0) { 1653 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1654 + uidStr + "\" at " 1655 + parser.getPositionDescription()); 1656 XmlUtils.skipCurrentTag(parser); 1657 continue; 1658 } 1659 perm = perm.intern(); 1660 HashSet<String> perms = mSystemPermissions.get(uid); 1661 if (perms == null) { 1662 perms = new HashSet<String>(); 1663 mSystemPermissions.put(uid, perms); 1664 } 1665 perms.add(perm); 1666 XmlUtils.skipCurrentTag(parser); 1667 1668 } else if ("library".equals(name)) { 1669 String lname = parser.getAttributeValue(null, "name"); 1670 String lfile = parser.getAttributeValue(null, "file"); 1671 if (lname == null) { 1672 Slog.w(TAG, "<library> without name at " 1673 + parser.getPositionDescription()); 1674 } else if (lfile == null) { 1675 Slog.w(TAG, "<library> without file at " 1676 + parser.getPositionDescription()); 1677 } else { 1678 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1679 mSharedLibraries.put(lname, new SharedLibraryEntry(lfile, null)); 1680 } 1681 XmlUtils.skipCurrentTag(parser); 1682 continue; 1683 1684 } else if ("feature".equals(name)) { 1685 String fname = parser.getAttributeValue(null, "name"); 1686 if (fname == null) { 1687 Slog.w(TAG, "<feature> without name at " 1688 + parser.getPositionDescription()); 1689 } else { 1690 //Log.i(TAG, "Got feature " + fname); 1691 FeatureInfo fi = new FeatureInfo(); 1692 fi.name = fname; 1693 mAvailableFeatures.put(fname, fi); 1694 } 1695 XmlUtils.skipCurrentTag(parser); 1696 continue; 1697 1698 } else { 1699 XmlUtils.skipCurrentTag(parser); 1700 continue; 1701 } 1702 1703 } 1704 permReader.close(); 1705 } catch (XmlPullParserException e) { 1706 Slog.w(TAG, "Got execption parsing permissions.", e); 1707 } catch (IOException e) { 1708 Slog.w(TAG, "Got execption parsing permissions.", e); 1709 } 1710 } 1711 1712 void readPermission(XmlPullParser parser, String name) 1713 throws IOException, XmlPullParserException { 1714 1715 name = name.intern(); 1716 1717 BasePermission bp = mSettings.mPermissions.get(name); 1718 if (bp == null) { 1719 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1720 mSettings.mPermissions.put(name, bp); 1721 } 1722 int outerDepth = parser.getDepth(); 1723 int type; 1724 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1725 && (type != XmlPullParser.END_TAG 1726 || parser.getDepth() > outerDepth)) { 1727 if (type == XmlPullParser.END_TAG 1728 || type == XmlPullParser.TEXT) { 1729 continue; 1730 } 1731 1732 String tagName = parser.getName(); 1733 if ("group".equals(tagName)) { 1734 String gidStr = parser.getAttributeValue(null, "gid"); 1735 if (gidStr != null) { 1736 int gid = Process.getGidForName(gidStr); 1737 bp.gids = appendInt(bp.gids, gid); 1738 } else { 1739 Slog.w(TAG, "<group> without gid at " 1740 + parser.getPositionDescription()); 1741 } 1742 } 1743 XmlUtils.skipCurrentTag(parser); 1744 } 1745 } 1746 1747 static int[] appendInts(int[] cur, int[] add) { 1748 if (add == null) return cur; 1749 if (cur == null) return add; 1750 final int N = add.length; 1751 for (int i=0; i<N; i++) { 1752 cur = appendInt(cur, add[i]); 1753 } 1754 return cur; 1755 } 1756 1757 static int[] removeInts(int[] cur, int[] rem) { 1758 if (rem == null) return cur; 1759 if (cur == null) return cur; 1760 final int N = rem.length; 1761 for (int i=0; i<N; i++) { 1762 cur = removeInt(cur, rem[i]); 1763 } 1764 return cur; 1765 } 1766 1767 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1768 if (!sUserManager.exists(userId)) return null; 1769 PackageInfo pi; 1770 final PackageSetting ps = (PackageSetting) p.mExtras; 1771 if (ps == null) { 1772 return null; 1773 } 1774 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1775 final PackageUserState state = ps.readUserState(userId); 1776 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1777 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1778 state, userId); 1779 } 1780 1781 public boolean isPackageAvailable(String packageName, int userId) { 1782 if (!sUserManager.exists(userId)) return false; 1783 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1784 synchronized (mPackages) { 1785 PackageParser.Package p = mPackages.get(packageName); 1786 if (p != null) { 1787 final PackageSetting ps = (PackageSetting) p.mExtras; 1788 if (ps != null) { 1789 final PackageUserState state = ps.readUserState(userId); 1790 if (state != null) { 1791 return PackageParser.isAvailable(state); 1792 } 1793 } 1794 } 1795 } 1796 return false; 1797 } 1798 1799 @Override 1800 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1801 if (!sUserManager.exists(userId)) return null; 1802 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1803 // reader 1804 synchronized (mPackages) { 1805 PackageParser.Package p = mPackages.get(packageName); 1806 if (DEBUG_PACKAGE_INFO) 1807 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1808 if (p != null) { 1809 return generatePackageInfo(p, flags, userId); 1810 } 1811 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1812 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1813 } 1814 } 1815 return null; 1816 } 1817 1818 public String[] currentToCanonicalPackageNames(String[] names) { 1819 String[] out = new String[names.length]; 1820 // reader 1821 synchronized (mPackages) { 1822 for (int i=names.length-1; i>=0; i--) { 1823 PackageSetting ps = mSettings.mPackages.get(names[i]); 1824 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1825 } 1826 } 1827 return out; 1828 } 1829 1830 public String[] canonicalToCurrentPackageNames(String[] names) { 1831 String[] out = new String[names.length]; 1832 // reader 1833 synchronized (mPackages) { 1834 for (int i=names.length-1; i>=0; i--) { 1835 String cur = mSettings.mRenamedPackages.get(names[i]); 1836 out[i] = cur != null ? cur : names[i]; 1837 } 1838 } 1839 return out; 1840 } 1841 1842 @Override 1843 public int getPackageUid(String packageName, int userId) { 1844 if (!sUserManager.exists(userId)) return -1; 1845 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1846 // reader 1847 synchronized (mPackages) { 1848 PackageParser.Package p = mPackages.get(packageName); 1849 if(p != null) { 1850 return UserHandle.getUid(userId, p.applicationInfo.uid); 1851 } 1852 PackageSetting ps = mSettings.mPackages.get(packageName); 1853 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1854 return -1; 1855 } 1856 p = ps.pkg; 1857 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1858 } 1859 } 1860 1861 @Override 1862 public int[] getPackageGids(String packageName) { 1863 // reader 1864 synchronized (mPackages) { 1865 PackageParser.Package p = mPackages.get(packageName); 1866 if (DEBUG_PACKAGE_INFO) 1867 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1868 if (p != null) { 1869 final PackageSetting ps = (PackageSetting)p.mExtras; 1870 return ps.getGids(); 1871 } 1872 } 1873 // stupid thing to indicate an error. 1874 return new int[0]; 1875 } 1876 1877 static final PermissionInfo generatePermissionInfo( 1878 BasePermission bp, int flags) { 1879 if (bp.perm != null) { 1880 return PackageParser.generatePermissionInfo(bp.perm, flags); 1881 } 1882 PermissionInfo pi = new PermissionInfo(); 1883 pi.name = bp.name; 1884 pi.packageName = bp.sourcePackage; 1885 pi.nonLocalizedLabel = bp.name; 1886 pi.protectionLevel = bp.protectionLevel; 1887 return pi; 1888 } 1889 1890 public PermissionInfo getPermissionInfo(String name, int flags) { 1891 // reader 1892 synchronized (mPackages) { 1893 final BasePermission p = mSettings.mPermissions.get(name); 1894 if (p != null) { 1895 return generatePermissionInfo(p, flags); 1896 } 1897 return null; 1898 } 1899 } 1900 1901 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1902 // reader 1903 synchronized (mPackages) { 1904 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1905 for (BasePermission p : mSettings.mPermissions.values()) { 1906 if (group == null) { 1907 if (p.perm == null || p.perm.info.group == null) { 1908 out.add(generatePermissionInfo(p, flags)); 1909 } 1910 } else { 1911 if (p.perm != null && group.equals(p.perm.info.group)) { 1912 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1913 } 1914 } 1915 } 1916 1917 if (out.size() > 0) { 1918 return out; 1919 } 1920 return mPermissionGroups.containsKey(group) ? out : null; 1921 } 1922 } 1923 1924 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1925 // reader 1926 synchronized (mPackages) { 1927 return PackageParser.generatePermissionGroupInfo( 1928 mPermissionGroups.get(name), flags); 1929 } 1930 } 1931 1932 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 1933 // reader 1934 synchronized (mPackages) { 1935 final int N = mPermissionGroups.size(); 1936 ArrayList<PermissionGroupInfo> out 1937 = new ArrayList<PermissionGroupInfo>(N); 1938 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 1939 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 1940 } 1941 return out; 1942 } 1943 } 1944 1945 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 1946 int userId) { 1947 if (!sUserManager.exists(userId)) return null; 1948 PackageSetting ps = mSettings.mPackages.get(packageName); 1949 if (ps != null) { 1950 if (ps.pkg == null) { 1951 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 1952 flags, userId); 1953 if (pInfo != null) { 1954 return pInfo.applicationInfo; 1955 } 1956 return null; 1957 } 1958 return PackageParser.generateApplicationInfo(ps.pkg, flags, 1959 ps.readUserState(userId), userId); 1960 } 1961 return null; 1962 } 1963 1964 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 1965 int userId) { 1966 if (!sUserManager.exists(userId)) return null; 1967 PackageSetting ps = mSettings.mPackages.get(packageName); 1968 if (ps != null) { 1969 PackageParser.Package pkg = ps.pkg; 1970 if (pkg == null) { 1971 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 1972 return null; 1973 } 1974 pkg = new PackageParser.Package(packageName); 1975 pkg.applicationInfo.packageName = packageName; 1976 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 1977 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 1978 pkg.applicationInfo.sourceDir = ps.codePathString; 1979 pkg.applicationInfo.dataDir = 1980 getDataPathForPackage(packageName, 0).getPath(); 1981 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 1982 } 1983 return generatePackageInfo(pkg, flags, userId); 1984 } 1985 return null; 1986 } 1987 1988 @Override 1989 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 1990 if (!sUserManager.exists(userId)) return null; 1991 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 1992 // writer 1993 synchronized (mPackages) { 1994 PackageParser.Package p = mPackages.get(packageName); 1995 if (DEBUG_PACKAGE_INFO) Log.v( 1996 TAG, "getApplicationInfo " + packageName 1997 + ": " + p); 1998 if (p != null) { 1999 PackageSetting ps = mSettings.mPackages.get(packageName); 2000 if (ps == null) return null; 2001 // Note: isEnabledLP() does not apply here - always return info 2002 return PackageParser.generateApplicationInfo( 2003 p, flags, ps.readUserState(userId), userId); 2004 } 2005 if ("android".equals(packageName)||"system".equals(packageName)) { 2006 return mAndroidApplication; 2007 } 2008 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2009 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2010 } 2011 } 2012 return null; 2013 } 2014 2015 2016 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2017 mContext.enforceCallingOrSelfPermission( 2018 android.Manifest.permission.CLEAR_APP_CACHE, null); 2019 // Queue up an async operation since clearing cache may take a little while. 2020 mHandler.post(new Runnable() { 2021 public void run() { 2022 mHandler.removeCallbacks(this); 2023 int retCode = -1; 2024 synchronized (mInstallLock) { 2025 retCode = mInstaller.freeCache(freeStorageSize); 2026 if (retCode < 0) { 2027 Slog.w(TAG, "Couldn't clear application caches"); 2028 } 2029 } 2030 if (observer != null) { 2031 try { 2032 observer.onRemoveCompleted(null, (retCode >= 0)); 2033 } catch (RemoteException e) { 2034 Slog.w(TAG, "RemoveException when invoking call back"); 2035 } 2036 } 2037 } 2038 }); 2039 } 2040 2041 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2042 mContext.enforceCallingOrSelfPermission( 2043 android.Manifest.permission.CLEAR_APP_CACHE, null); 2044 // Queue up an async operation since clearing cache may take a little while. 2045 mHandler.post(new Runnable() { 2046 public void run() { 2047 mHandler.removeCallbacks(this); 2048 int retCode = -1; 2049 synchronized (mInstallLock) { 2050 retCode = mInstaller.freeCache(freeStorageSize); 2051 if (retCode < 0) { 2052 Slog.w(TAG, "Couldn't clear application caches"); 2053 } 2054 } 2055 if(pi != null) { 2056 try { 2057 // Callback via pending intent 2058 int code = (retCode >= 0) ? 1 : 0; 2059 pi.sendIntent(null, code, null, 2060 null, null); 2061 } catch (SendIntentException e1) { 2062 Slog.i(TAG, "Failed to send pending intent"); 2063 } 2064 } 2065 } 2066 }); 2067 } 2068 2069 @Override 2070 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2071 if (!sUserManager.exists(userId)) return null; 2072 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2073 synchronized (mPackages) { 2074 PackageParser.Activity a = mActivities.mActivities.get(component); 2075 2076 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2077 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2078 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2079 if (ps == null) return null; 2080 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2081 userId); 2082 } 2083 if (mResolveComponentName.equals(component)) { 2084 return mResolveActivity; 2085 } 2086 } 2087 return null; 2088 } 2089 2090 @Override 2091 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2092 if (!sUserManager.exists(userId)) return null; 2093 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2094 synchronized (mPackages) { 2095 PackageParser.Activity a = mReceivers.mActivities.get(component); 2096 if (DEBUG_PACKAGE_INFO) Log.v( 2097 TAG, "getReceiverInfo " + component + ": " + a); 2098 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2099 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2100 if (ps == null) return null; 2101 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2102 userId); 2103 } 2104 } 2105 return null; 2106 } 2107 2108 @Override 2109 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2110 if (!sUserManager.exists(userId)) return null; 2111 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2112 synchronized (mPackages) { 2113 PackageParser.Service s = mServices.mServices.get(component); 2114 if (DEBUG_PACKAGE_INFO) Log.v( 2115 TAG, "getServiceInfo " + component + ": " + s); 2116 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2117 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2118 if (ps == null) return null; 2119 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2120 userId); 2121 } 2122 } 2123 return null; 2124 } 2125 2126 @Override 2127 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2128 if (!sUserManager.exists(userId)) return null; 2129 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2130 synchronized (mPackages) { 2131 PackageParser.Provider p = mProviders.mProviders.get(component); 2132 if (DEBUG_PACKAGE_INFO) Log.v( 2133 TAG, "getProviderInfo " + component + ": " + p); 2134 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2135 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2136 if (ps == null) return null; 2137 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2138 userId); 2139 } 2140 } 2141 return null; 2142 } 2143 2144 public String[] getSystemSharedLibraryNames() { 2145 Set<String> libSet; 2146 synchronized (mPackages) { 2147 libSet = mSharedLibraries.keySet(); 2148 int size = libSet.size(); 2149 if (size > 0) { 2150 String[] libs = new String[size]; 2151 libSet.toArray(libs); 2152 return libs; 2153 } 2154 } 2155 return null; 2156 } 2157 2158 public FeatureInfo[] getSystemAvailableFeatures() { 2159 Collection<FeatureInfo> featSet; 2160 synchronized (mPackages) { 2161 featSet = mAvailableFeatures.values(); 2162 int size = featSet.size(); 2163 if (size > 0) { 2164 FeatureInfo[] features = new FeatureInfo[size+1]; 2165 featSet.toArray(features); 2166 FeatureInfo fi = new FeatureInfo(); 2167 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2168 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2169 features[size] = fi; 2170 return features; 2171 } 2172 } 2173 return null; 2174 } 2175 2176 public boolean hasSystemFeature(String name) { 2177 synchronized (mPackages) { 2178 return mAvailableFeatures.containsKey(name); 2179 } 2180 } 2181 2182 private void checkValidCaller(int uid, int userId) { 2183 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2184 return; 2185 2186 throw new SecurityException("Caller uid=" + uid 2187 + " is not privileged to communicate with user=" + userId); 2188 } 2189 2190 public int checkPermission(String permName, String pkgName) { 2191 synchronized (mPackages) { 2192 PackageParser.Package p = mPackages.get(pkgName); 2193 if (p != null && p.mExtras != null) { 2194 PackageSetting ps = (PackageSetting)p.mExtras; 2195 if (ps.sharedUser != null) { 2196 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2197 return PackageManager.PERMISSION_GRANTED; 2198 } 2199 } else if (ps.grantedPermissions.contains(permName)) { 2200 return PackageManager.PERMISSION_GRANTED; 2201 } 2202 } 2203 } 2204 return PackageManager.PERMISSION_DENIED; 2205 } 2206 2207 public int checkUidPermission(String permName, int uid) { 2208 synchronized (mPackages) { 2209 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2210 if (obj != null) { 2211 GrantedPermissions gp = (GrantedPermissions)obj; 2212 if (gp.grantedPermissions.contains(permName)) { 2213 return PackageManager.PERMISSION_GRANTED; 2214 } 2215 } else { 2216 HashSet<String> perms = mSystemPermissions.get(uid); 2217 if (perms != null && perms.contains(permName)) { 2218 return PackageManager.PERMISSION_GRANTED; 2219 } 2220 } 2221 } 2222 return PackageManager.PERMISSION_DENIED; 2223 } 2224 2225 /** 2226 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2227 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2228 * @param message the message to log on security exception 2229 * @return 2230 */ 2231 private void enforceCrossUserPermission(int callingUid, int userId, 2232 boolean requireFullPermission, String message) { 2233 if (userId < 0) { 2234 throw new IllegalArgumentException("Invalid userId " + userId); 2235 } 2236 if (userId == UserHandle.getUserId(callingUid)) return; 2237 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2238 if (requireFullPermission) { 2239 mContext.enforceCallingOrSelfPermission( 2240 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2241 } else { 2242 try { 2243 mContext.enforceCallingOrSelfPermission( 2244 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2245 } catch (SecurityException se) { 2246 mContext.enforceCallingOrSelfPermission( 2247 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2248 } 2249 } 2250 } 2251 } 2252 2253 private BasePermission findPermissionTreeLP(String permName) { 2254 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2255 if (permName.startsWith(bp.name) && 2256 permName.length() > bp.name.length() && 2257 permName.charAt(bp.name.length()) == '.') { 2258 return bp; 2259 } 2260 } 2261 return null; 2262 } 2263 2264 private BasePermission checkPermissionTreeLP(String permName) { 2265 if (permName != null) { 2266 BasePermission bp = findPermissionTreeLP(permName); 2267 if (bp != null) { 2268 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2269 return bp; 2270 } 2271 throw new SecurityException("Calling uid " 2272 + Binder.getCallingUid() 2273 + " is not allowed to add to permission tree " 2274 + bp.name + " owned by uid " + bp.uid); 2275 } 2276 } 2277 throw new SecurityException("No permission tree found for " + permName); 2278 } 2279 2280 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2281 if (s1 == null) { 2282 return s2 == null; 2283 } 2284 if (s2 == null) { 2285 return false; 2286 } 2287 if (s1.getClass() != s2.getClass()) { 2288 return false; 2289 } 2290 return s1.equals(s2); 2291 } 2292 2293 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2294 if (pi1.icon != pi2.icon) return false; 2295 if (pi1.logo != pi2.logo) return false; 2296 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2297 if (!compareStrings(pi1.name, pi2.name)) return false; 2298 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2299 // We'll take care of setting this one. 2300 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2301 // These are not currently stored in settings. 2302 //if (!compareStrings(pi1.group, pi2.group)) return false; 2303 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2304 //if (pi1.labelRes != pi2.labelRes) return false; 2305 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2306 return true; 2307 } 2308 2309 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2310 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2311 throw new SecurityException("Label must be specified in permission"); 2312 } 2313 BasePermission tree = checkPermissionTreeLP(info.name); 2314 BasePermission bp = mSettings.mPermissions.get(info.name); 2315 boolean added = bp == null; 2316 boolean changed = true; 2317 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2318 if (added) { 2319 bp = new BasePermission(info.name, tree.sourcePackage, 2320 BasePermission.TYPE_DYNAMIC); 2321 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2322 throw new SecurityException( 2323 "Not allowed to modify non-dynamic permission " 2324 + info.name); 2325 } else { 2326 if (bp.protectionLevel == fixedLevel 2327 && bp.perm.owner.equals(tree.perm.owner) 2328 && bp.uid == tree.uid 2329 && comparePermissionInfos(bp.perm.info, info)) { 2330 changed = false; 2331 } 2332 } 2333 bp.protectionLevel = fixedLevel; 2334 info = new PermissionInfo(info); 2335 info.protectionLevel = fixedLevel; 2336 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2337 bp.perm.info.packageName = tree.perm.info.packageName; 2338 bp.uid = tree.uid; 2339 if (added) { 2340 mSettings.mPermissions.put(info.name, bp); 2341 } 2342 if (changed) { 2343 if (!async) { 2344 mSettings.writeLPr(); 2345 } else { 2346 scheduleWriteSettingsLocked(); 2347 } 2348 } 2349 return added; 2350 } 2351 2352 public boolean addPermission(PermissionInfo info) { 2353 synchronized (mPackages) { 2354 return addPermissionLocked(info, false); 2355 } 2356 } 2357 2358 public boolean addPermissionAsync(PermissionInfo info) { 2359 synchronized (mPackages) { 2360 return addPermissionLocked(info, true); 2361 } 2362 } 2363 2364 public void removePermission(String name) { 2365 synchronized (mPackages) { 2366 checkPermissionTreeLP(name); 2367 BasePermission bp = mSettings.mPermissions.get(name); 2368 if (bp != null) { 2369 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2370 throw new SecurityException( 2371 "Not allowed to modify non-dynamic permission " 2372 + name); 2373 } 2374 mSettings.mPermissions.remove(name); 2375 mSettings.writeLPr(); 2376 } 2377 } 2378 } 2379 2380 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2381 int index = pkg.requestedPermissions.indexOf(bp.name); 2382 if (index == -1) { 2383 throw new SecurityException("Package " + pkg.packageName 2384 + " has not requested permission " + bp.name); 2385 } 2386 boolean isNormal = 2387 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2388 == PermissionInfo.PROTECTION_NORMAL); 2389 boolean isDangerous = 2390 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2391 == PermissionInfo.PROTECTION_DANGEROUS); 2392 boolean isDevelopment = 2393 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2394 2395 if (!isNormal && !isDangerous && !isDevelopment) { 2396 throw new SecurityException("Permission " + bp.name 2397 + " is not a changeable permission type"); 2398 } 2399 2400 if (isNormal || isDangerous) { 2401 if (pkg.requestedPermissionsRequired.get(index)) { 2402 throw new SecurityException("Can't change " + bp.name 2403 + ". It is required by the application"); 2404 } 2405 } 2406 } 2407 2408 public void grantPermission(String packageName, String permissionName) { 2409 mContext.enforceCallingOrSelfPermission( 2410 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2411 synchronized (mPackages) { 2412 final PackageParser.Package pkg = mPackages.get(packageName); 2413 if (pkg == null) { 2414 throw new IllegalArgumentException("Unknown package: " + packageName); 2415 } 2416 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2417 if (bp == null) { 2418 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2419 } 2420 2421 checkGrantRevokePermissions(pkg, bp); 2422 2423 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2424 if (ps == null) { 2425 return; 2426 } 2427 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2428 if (gp.grantedPermissions.add(permissionName)) { 2429 if (ps.haveGids) { 2430 gp.gids = appendInts(gp.gids, bp.gids); 2431 } 2432 mSettings.writeLPr(); 2433 } 2434 } 2435 } 2436 2437 public void revokePermission(String packageName, String permissionName) { 2438 int changedAppId = -1; 2439 2440 synchronized (mPackages) { 2441 final PackageParser.Package pkg = mPackages.get(packageName); 2442 if (pkg == null) { 2443 throw new IllegalArgumentException("Unknown package: " + packageName); 2444 } 2445 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2446 mContext.enforceCallingOrSelfPermission( 2447 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2448 } 2449 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2450 if (bp == null) { 2451 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2452 } 2453 2454 checkGrantRevokePermissions(pkg, bp); 2455 2456 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2457 if (ps == null) { 2458 return; 2459 } 2460 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2461 if (gp.grantedPermissions.remove(permissionName)) { 2462 gp.grantedPermissions.remove(permissionName); 2463 if (ps.haveGids) { 2464 gp.gids = removeInts(gp.gids, bp.gids); 2465 } 2466 mSettings.writeLPr(); 2467 changedAppId = ps.appId; 2468 } 2469 } 2470 2471 if (changedAppId >= 0) { 2472 // We changed the perm on someone, kill its processes. 2473 IActivityManager am = ActivityManagerNative.getDefault(); 2474 if (am != null) { 2475 final int callingUserId = UserHandle.getCallingUserId(); 2476 final long ident = Binder.clearCallingIdentity(); 2477 try { 2478 //XXX we should only revoke for the calling user's app permissions, 2479 // but for now we impact all users. 2480 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2481 // "revoke " + permissionName); 2482 int[] users = sUserManager.getUserIds(); 2483 for (int user : users) { 2484 am.killUid(UserHandle.getUid(user, changedAppId), 2485 "revoke " + permissionName); 2486 } 2487 } catch (RemoteException e) { 2488 } finally { 2489 Binder.restoreCallingIdentity(ident); 2490 } 2491 } 2492 } 2493 } 2494 2495 public boolean isProtectedBroadcast(String actionName) { 2496 synchronized (mPackages) { 2497 return mProtectedBroadcasts.contains(actionName); 2498 } 2499 } 2500 2501 public int checkSignatures(String pkg1, String pkg2) { 2502 synchronized (mPackages) { 2503 final PackageParser.Package p1 = mPackages.get(pkg1); 2504 final PackageParser.Package p2 = mPackages.get(pkg2); 2505 if (p1 == null || p1.mExtras == null 2506 || p2 == null || p2.mExtras == null) { 2507 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2508 } 2509 return compareSignatures(p1.mSignatures, p2.mSignatures); 2510 } 2511 } 2512 2513 public int checkUidSignatures(int uid1, int uid2) { 2514 // Map to base uids. 2515 uid1 = UserHandle.getAppId(uid1); 2516 uid2 = UserHandle.getAppId(uid2); 2517 // reader 2518 synchronized (mPackages) { 2519 Signature[] s1; 2520 Signature[] s2; 2521 Object obj = mSettings.getUserIdLPr(uid1); 2522 if (obj != null) { 2523 if (obj instanceof SharedUserSetting) { 2524 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2525 } else if (obj instanceof PackageSetting) { 2526 s1 = ((PackageSetting)obj).signatures.mSignatures; 2527 } else { 2528 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2529 } 2530 } else { 2531 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2532 } 2533 obj = mSettings.getUserIdLPr(uid2); 2534 if (obj != null) { 2535 if (obj instanceof SharedUserSetting) { 2536 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2537 } else if (obj instanceof PackageSetting) { 2538 s2 = ((PackageSetting)obj).signatures.mSignatures; 2539 } else { 2540 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2541 } 2542 } else { 2543 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2544 } 2545 return compareSignatures(s1, s2); 2546 } 2547 } 2548 2549 /** 2550 * Compares two sets of signatures. Returns: 2551 * <br /> 2552 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2553 * <br /> 2554 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2555 * <br /> 2556 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2557 * <br /> 2558 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2559 * <br /> 2560 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2561 */ 2562 static int compareSignatures(Signature[] s1, Signature[] s2) { 2563 if (s1 == null) { 2564 return s2 == null 2565 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2566 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2567 } 2568 2569 if (s2 == null) { 2570 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2571 } 2572 2573 if (s1.length != s2.length) { 2574 return PackageManager.SIGNATURE_NO_MATCH; 2575 } 2576 2577 // Since both signature sets are of size 1, we can compare without HashSets. 2578 if (s1.length == 1) { 2579 return s1[0].equals(s2[0]) ? 2580 PackageManager.SIGNATURE_MATCH : 2581 PackageManager.SIGNATURE_NO_MATCH; 2582 } 2583 2584 HashSet<Signature> set1 = new HashSet<Signature>(); 2585 for (Signature sig : s1) { 2586 set1.add(sig); 2587 } 2588 HashSet<Signature> set2 = new HashSet<Signature>(); 2589 for (Signature sig : s2) { 2590 set2.add(sig); 2591 } 2592 // Make sure s2 contains all signatures in s1. 2593 if (set1.equals(set2)) { 2594 return PackageManager.SIGNATURE_MATCH; 2595 } 2596 return PackageManager.SIGNATURE_NO_MATCH; 2597 } 2598 2599 public String[] getPackagesForUid(int uid) { 2600 uid = UserHandle.getAppId(uid); 2601 // reader 2602 synchronized (mPackages) { 2603 Object obj = mSettings.getUserIdLPr(uid); 2604 if (obj instanceof SharedUserSetting) { 2605 final SharedUserSetting sus = (SharedUserSetting) obj; 2606 final int N = sus.packages.size(); 2607 final String[] res = new String[N]; 2608 final Iterator<PackageSetting> it = sus.packages.iterator(); 2609 int i = 0; 2610 while (it.hasNext()) { 2611 res[i++] = it.next().name; 2612 } 2613 return res; 2614 } else if (obj instanceof PackageSetting) { 2615 final PackageSetting ps = (PackageSetting) obj; 2616 return new String[] { ps.name }; 2617 } 2618 } 2619 return null; 2620 } 2621 2622 public String getNameForUid(int uid) { 2623 // reader 2624 synchronized (mPackages) { 2625 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2626 if (obj instanceof SharedUserSetting) { 2627 final SharedUserSetting sus = (SharedUserSetting) obj; 2628 return sus.name + ":" + sus.userId; 2629 } else if (obj instanceof PackageSetting) { 2630 final PackageSetting ps = (PackageSetting) obj; 2631 return ps.name; 2632 } 2633 } 2634 return null; 2635 } 2636 2637 public int getUidForSharedUser(String sharedUserName) { 2638 if(sharedUserName == null) { 2639 return -1; 2640 } 2641 // reader 2642 synchronized (mPackages) { 2643 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2644 if (suid == null) { 2645 return -1; 2646 } 2647 return suid.userId; 2648 } 2649 } 2650 2651 public int getFlagsForUid(int uid) { 2652 synchronized (mPackages) { 2653 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2654 if (obj instanceof SharedUserSetting) { 2655 final SharedUserSetting sus = (SharedUserSetting) obj; 2656 return sus.pkgFlags; 2657 } else if (obj instanceof PackageSetting) { 2658 final PackageSetting ps = (PackageSetting) obj; 2659 return ps.pkgFlags; 2660 } 2661 } 2662 return 0; 2663 } 2664 2665 @Override 2666 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2667 int flags, int userId) { 2668 if (!sUserManager.exists(userId)) return null; 2669 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2670 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2671 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2672 } 2673 2674 @Override 2675 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2676 IntentFilter filter, int match, ComponentName activity) { 2677 final int userId = UserHandle.getCallingUserId(); 2678 if (DEBUG_PREFERRED) { 2679 Log.v(TAG, "setLastChosenActivity intent=" + intent 2680 + " resolvedType=" + resolvedType 2681 + " flags=" + flags 2682 + " filter=" + filter 2683 + " match=" + match 2684 + " activity=" + activity); 2685 filter.dump(new PrintStreamPrinter(System.out), " "); 2686 } 2687 intent.setComponent(null); 2688 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2689 // Find any earlier preferred or last chosen entries and nuke them 2690 findPreferredActivity(intent, resolvedType, 2691 flags, query, 0, false, true, false, userId); 2692 // Add the new activity as the last chosen for this filter 2693 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2694 } 2695 2696 @Override 2697 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2698 final int userId = UserHandle.getCallingUserId(); 2699 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2700 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2701 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2702 false, false, false, userId); 2703 } 2704 2705 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2706 int flags, List<ResolveInfo> query, int userId) { 2707 if (query != null) { 2708 final int N = query.size(); 2709 if (N == 1) { 2710 return query.get(0); 2711 } else if (N > 1) { 2712 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2713 // If there is more than one activity with the same priority, 2714 // then let the user decide between them. 2715 ResolveInfo r0 = query.get(0); 2716 ResolveInfo r1 = query.get(1); 2717 if (DEBUG_INTENT_MATCHING || debug) { 2718 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2719 + r1.activityInfo.name + "=" + r1.priority); 2720 } 2721 // If the first activity has a higher priority, or a different 2722 // default, then it is always desireable to pick it. 2723 if (r0.priority != r1.priority 2724 || r0.preferredOrder != r1.preferredOrder 2725 || r0.isDefault != r1.isDefault) { 2726 return query.get(0); 2727 } 2728 // If we have saved a preference for a preferred activity for 2729 // this Intent, use that. 2730 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2731 flags, query, r0.priority, true, false, debug, userId); 2732 if (ri != null) { 2733 return ri; 2734 } 2735 if (userId != 0) { 2736 ri = new ResolveInfo(mResolveInfo); 2737 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2738 ri.activityInfo.applicationInfo = new ApplicationInfo( 2739 ri.activityInfo.applicationInfo); 2740 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2741 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2742 return ri; 2743 } 2744 return mResolveInfo; 2745 } 2746 } 2747 return null; 2748 } 2749 2750 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 2751 List<ResolveInfo> query, int priority, boolean always, 2752 boolean removeMatches, boolean debug, int userId) { 2753 if (!sUserManager.exists(userId)) return null; 2754 // writer 2755 synchronized (mPackages) { 2756 if (intent.getSelector() != null) { 2757 intent = intent.getSelector(); 2758 } 2759 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2760 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2761 // Get the list of preferred activities that handle the intent 2762 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 2763 List<PreferredActivity> prefs = pir != null 2764 ? pir.queryIntent(intent, resolvedType, 2765 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2766 : null; 2767 if (prefs != null && prefs.size() > 0) { 2768 // First figure out how good the original match set is. 2769 // We will only allow preferred activities that came 2770 // from the same match quality. 2771 int match = 0; 2772 2773 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 2774 2775 final int N = query.size(); 2776 for (int j=0; j<N; j++) { 2777 final ResolveInfo ri = query.get(j); 2778 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 2779 + ": 0x" + Integer.toHexString(match)); 2780 if (ri.match > match) { 2781 match = ri.match; 2782 } 2783 } 2784 2785 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 2786 + Integer.toHexString(match)); 2787 2788 match &= IntentFilter.MATCH_CATEGORY_MASK; 2789 final int M = prefs.size(); 2790 for (int i=0; i<M; i++) { 2791 final PreferredActivity pa = prefs.get(i); 2792 if (DEBUG_PREFERRED || debug) { 2793 Slog.v(TAG, "Checking PreferredActivity ds=" 2794 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 2795 + "\n component=" + pa.mPref.mComponent); 2796 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2797 } 2798 if (pa.mPref.mMatch != match) { 2799 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 2800 + Integer.toHexString(pa.mPref.mMatch)); 2801 continue; 2802 } 2803 // If it's not an "always" type preferred activity and that's what we're 2804 // looking for, skip it. 2805 if (always && !pa.mPref.mAlways) { 2806 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 2807 continue; 2808 } 2809 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 2810 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2811 if (DEBUG_PREFERRED || debug) { 2812 Slog.v(TAG, "Found preferred activity:"); 2813 if (ai != null) { 2814 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2815 } else { 2816 Slog.v(TAG, " null"); 2817 } 2818 } 2819 if (ai == null) { 2820 // This previously registered preferred activity 2821 // component is no longer known. Most likely an update 2822 // to the app was installed and in the new version this 2823 // component no longer exists. Clean it up by removing 2824 // it from the preferred activities list, and skip it. 2825 Slog.w(TAG, "Removing dangling preferred activity: " 2826 + pa.mPref.mComponent); 2827 pir.removeFilter(pa); 2828 continue; 2829 } 2830 for (int j=0; j<N; j++) { 2831 final ResolveInfo ri = query.get(j); 2832 if (!ri.activityInfo.applicationInfo.packageName 2833 .equals(ai.applicationInfo.packageName)) { 2834 continue; 2835 } 2836 if (!ri.activityInfo.name.equals(ai.name)) { 2837 continue; 2838 } 2839 2840 if (removeMatches) { 2841 pir.removeFilter(pa); 2842 if (DEBUG_PREFERRED) { 2843 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 2844 } 2845 break; 2846 } 2847 2848 // Okay we found a previously set preferred or last chosen app. 2849 // If the result set is different from when this 2850 // was created, we need to clear it and re-ask the 2851 // user their preference, if we're looking for an "always" type entry. 2852 if (always && !pa.mPref.sameSet(query, priority)) { 2853 Slog.i(TAG, "Result set changed, dropping preferred activity for " 2854 + intent + " type " + resolvedType); 2855 if (DEBUG_PREFERRED) { 2856 Slog.v(TAG, "Removing preferred activity since set changed " 2857 + pa.mPref.mComponent); 2858 } 2859 pir.removeFilter(pa); 2860 // Re-add the filter as a "last chosen" entry (!always) 2861 PreferredActivity lastChosen = new PreferredActivity( 2862 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 2863 pir.addFilter(lastChosen); 2864 mSettings.writePackageRestrictionsLPr(userId); 2865 return null; 2866 } 2867 2868 // Yay! Either the set matched or we're looking for the last chosen 2869 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 2870 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 2871 mSettings.writePackageRestrictionsLPr(userId); 2872 return ri; 2873 } 2874 } 2875 } 2876 mSettings.writePackageRestrictionsLPr(userId); 2877 } 2878 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 2879 return null; 2880 } 2881 2882 @Override 2883 public List<ResolveInfo> queryIntentActivities(Intent intent, 2884 String resolvedType, int flags, int userId) { 2885 if (!sUserManager.exists(userId)) return Collections.emptyList(); 2886 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 2887 ComponentName comp = intent.getComponent(); 2888 if (comp == null) { 2889 if (intent.getSelector() != null) { 2890 intent = intent.getSelector(); 2891 comp = intent.getComponent(); 2892 } 2893 } 2894 2895 if (comp != null) { 2896 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2897 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 2898 if (ai != null) { 2899 final ResolveInfo ri = new ResolveInfo(); 2900 ri.activityInfo = ai; 2901 list.add(ri); 2902 } 2903 return list; 2904 } 2905 2906 // reader 2907 synchronized (mPackages) { 2908 final String pkgName = intent.getPackage(); 2909 if (pkgName == null) { 2910 return mActivities.queryIntent(intent, resolvedType, flags, userId); 2911 } 2912 final PackageParser.Package pkg = mPackages.get(pkgName); 2913 if (pkg != null) { 2914 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 2915 pkg.activities, userId); 2916 } 2917 return new ArrayList<ResolveInfo>(); 2918 } 2919 } 2920 2921 @Override 2922 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 2923 Intent[] specifics, String[] specificTypes, Intent intent, 2924 String resolvedType, int flags, int userId) { 2925 if (!sUserManager.exists(userId)) return Collections.emptyList(); 2926 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 2927 "query intent activity options"); 2928 final String resultsAction = intent.getAction(); 2929 2930 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 2931 | PackageManager.GET_RESOLVED_FILTER, userId); 2932 2933 if (DEBUG_INTENT_MATCHING) { 2934 Log.v(TAG, "Query " + intent + ": " + results); 2935 } 2936 2937 int specificsPos = 0; 2938 int N; 2939 2940 // todo: note that the algorithm used here is O(N^2). This 2941 // isn't a problem in our current environment, but if we start running 2942 // into situations where we have more than 5 or 10 matches then this 2943 // should probably be changed to something smarter... 2944 2945 // First we go through and resolve each of the specific items 2946 // that were supplied, taking care of removing any corresponding 2947 // duplicate items in the generic resolve list. 2948 if (specifics != null) { 2949 for (int i=0; i<specifics.length; i++) { 2950 final Intent sintent = specifics[i]; 2951 if (sintent == null) { 2952 continue; 2953 } 2954 2955 if (DEBUG_INTENT_MATCHING) { 2956 Log.v(TAG, "Specific #" + i + ": " + sintent); 2957 } 2958 2959 String action = sintent.getAction(); 2960 if (resultsAction != null && resultsAction.equals(action)) { 2961 // If this action was explicitly requested, then don't 2962 // remove things that have it. 2963 action = null; 2964 } 2965 2966 ResolveInfo ri = null; 2967 ActivityInfo ai = null; 2968 2969 ComponentName comp = sintent.getComponent(); 2970 if (comp == null) { 2971 ri = resolveIntent( 2972 sintent, 2973 specificTypes != null ? specificTypes[i] : null, 2974 flags, userId); 2975 if (ri == null) { 2976 continue; 2977 } 2978 if (ri == mResolveInfo) { 2979 // ACK! Must do something better with this. 2980 } 2981 ai = ri.activityInfo; 2982 comp = new ComponentName(ai.applicationInfo.packageName, 2983 ai.name); 2984 } else { 2985 ai = getActivityInfo(comp, flags, userId); 2986 if (ai == null) { 2987 continue; 2988 } 2989 } 2990 2991 // Look for any generic query activities that are duplicates 2992 // of this specific one, and remove them from the results. 2993 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 2994 N = results.size(); 2995 int j; 2996 for (j=specificsPos; j<N; j++) { 2997 ResolveInfo sri = results.get(j); 2998 if ((sri.activityInfo.name.equals(comp.getClassName()) 2999 && sri.activityInfo.applicationInfo.packageName.equals( 3000 comp.getPackageName())) 3001 || (action != null && sri.filter.matchAction(action))) { 3002 results.remove(j); 3003 if (DEBUG_INTENT_MATCHING) Log.v( 3004 TAG, "Removing duplicate item from " + j 3005 + " due to specific " + specificsPos); 3006 if (ri == null) { 3007 ri = sri; 3008 } 3009 j--; 3010 N--; 3011 } 3012 } 3013 3014 // Add this specific item to its proper place. 3015 if (ri == null) { 3016 ri = new ResolveInfo(); 3017 ri.activityInfo = ai; 3018 } 3019 results.add(specificsPos, ri); 3020 ri.specificIndex = i; 3021 specificsPos++; 3022 } 3023 } 3024 3025 // Now we go through the remaining generic results and remove any 3026 // duplicate actions that are found here. 3027 N = results.size(); 3028 for (int i=specificsPos; i<N-1; i++) { 3029 final ResolveInfo rii = results.get(i); 3030 if (rii.filter == null) { 3031 continue; 3032 } 3033 3034 // Iterate over all of the actions of this result's intent 3035 // filter... typically this should be just one. 3036 final Iterator<String> it = rii.filter.actionsIterator(); 3037 if (it == null) { 3038 continue; 3039 } 3040 while (it.hasNext()) { 3041 final String action = it.next(); 3042 if (resultsAction != null && resultsAction.equals(action)) { 3043 // If this action was explicitly requested, then don't 3044 // remove things that have it. 3045 continue; 3046 } 3047 for (int j=i+1; j<N; j++) { 3048 final ResolveInfo rij = results.get(j); 3049 if (rij.filter != null && rij.filter.hasAction(action)) { 3050 results.remove(j); 3051 if (DEBUG_INTENT_MATCHING) Log.v( 3052 TAG, "Removing duplicate item from " + j 3053 + " due to action " + action + " at " + i); 3054 j--; 3055 N--; 3056 } 3057 } 3058 } 3059 3060 // If the caller didn't request filter information, drop it now 3061 // so we don't have to marshall/unmarshall it. 3062 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3063 rii.filter = null; 3064 } 3065 } 3066 3067 // Filter out the caller activity if so requested. 3068 if (caller != null) { 3069 N = results.size(); 3070 for (int i=0; i<N; i++) { 3071 ActivityInfo ainfo = results.get(i).activityInfo; 3072 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3073 && caller.getClassName().equals(ainfo.name)) { 3074 results.remove(i); 3075 break; 3076 } 3077 } 3078 } 3079 3080 // If the caller didn't request filter information, 3081 // drop them now so we don't have to 3082 // marshall/unmarshall it. 3083 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3084 N = results.size(); 3085 for (int i=0; i<N; i++) { 3086 results.get(i).filter = null; 3087 } 3088 } 3089 3090 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3091 return results; 3092 } 3093 3094 @Override 3095 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3096 int userId) { 3097 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3098 ComponentName comp = intent.getComponent(); 3099 if (comp == null) { 3100 if (intent.getSelector() != null) { 3101 intent = intent.getSelector(); 3102 comp = intent.getComponent(); 3103 } 3104 } 3105 if (comp != null) { 3106 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3107 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3108 if (ai != null) { 3109 ResolveInfo ri = new ResolveInfo(); 3110 ri.activityInfo = ai; 3111 list.add(ri); 3112 } 3113 return list; 3114 } 3115 3116 // reader 3117 synchronized (mPackages) { 3118 String pkgName = intent.getPackage(); 3119 if (pkgName == null) { 3120 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3121 } 3122 final PackageParser.Package pkg = mPackages.get(pkgName); 3123 if (pkg != null) { 3124 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3125 userId); 3126 } 3127 return null; 3128 } 3129 } 3130 3131 @Override 3132 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3133 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3134 if (!sUserManager.exists(userId)) return null; 3135 if (query != null) { 3136 if (query.size() >= 1) { 3137 // If there is more than one service with the same priority, 3138 // just arbitrarily pick the first one. 3139 return query.get(0); 3140 } 3141 } 3142 return null; 3143 } 3144 3145 @Override 3146 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3147 int userId) { 3148 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3149 ComponentName comp = intent.getComponent(); 3150 if (comp == null) { 3151 if (intent.getSelector() != null) { 3152 intent = intent.getSelector(); 3153 comp = intent.getComponent(); 3154 } 3155 } 3156 if (comp != null) { 3157 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3158 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3159 if (si != null) { 3160 final ResolveInfo ri = new ResolveInfo(); 3161 ri.serviceInfo = si; 3162 list.add(ri); 3163 } 3164 return list; 3165 } 3166 3167 // reader 3168 synchronized (mPackages) { 3169 String pkgName = intent.getPackage(); 3170 if (pkgName == null) { 3171 return mServices.queryIntent(intent, resolvedType, flags, userId); 3172 } 3173 final PackageParser.Package pkg = mPackages.get(pkgName); 3174 if (pkg != null) { 3175 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3176 userId); 3177 } 3178 return null; 3179 } 3180 } 3181 3182 @Override 3183 public List<ResolveInfo> queryIntentContentProviders( 3184 Intent intent, String resolvedType, int flags, int userId) { 3185 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3186 ComponentName comp = intent.getComponent(); 3187 if (comp == null) { 3188 if (intent.getSelector() != null) { 3189 intent = intent.getSelector(); 3190 comp = intent.getComponent(); 3191 } 3192 } 3193 if (comp != null) { 3194 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3195 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3196 if (pi != null) { 3197 final ResolveInfo ri = new ResolveInfo(); 3198 ri.providerInfo = pi; 3199 list.add(ri); 3200 } 3201 return list; 3202 } 3203 3204 // reader 3205 synchronized (mPackages) { 3206 String pkgName = intent.getPackage(); 3207 if (pkgName == null) { 3208 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3209 } 3210 final PackageParser.Package pkg = mPackages.get(pkgName); 3211 if (pkg != null) { 3212 return mProviders.queryIntentForPackage( 3213 intent, resolvedType, flags, pkg.providers, userId); 3214 } 3215 return null; 3216 } 3217 } 3218 3219 @Override 3220 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3221 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3222 3223 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3224 3225 // writer 3226 synchronized (mPackages) { 3227 ArrayList<PackageInfo> list; 3228 if (listUninstalled) { 3229 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3230 for (PackageSetting ps : mSettings.mPackages.values()) { 3231 PackageInfo pi; 3232 if (ps.pkg != null) { 3233 pi = generatePackageInfo(ps.pkg, flags, userId); 3234 } else { 3235 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3236 } 3237 if (pi != null) { 3238 list.add(pi); 3239 } 3240 } 3241 } else { 3242 list = new ArrayList<PackageInfo>(mPackages.size()); 3243 for (PackageParser.Package p : mPackages.values()) { 3244 PackageInfo pi = generatePackageInfo(p, flags, userId); 3245 if (pi != null) { 3246 list.add(pi); 3247 } 3248 } 3249 } 3250 3251 return new ParceledListSlice<PackageInfo>(list); 3252 } 3253 } 3254 3255 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3256 String[] permissions, boolean[] tmp, int flags, int userId) { 3257 int numMatch = 0; 3258 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3259 for (int i=0; i<permissions.length; i++) { 3260 if (gp.grantedPermissions.contains(permissions[i])) { 3261 tmp[i] = true; 3262 numMatch++; 3263 } else { 3264 tmp[i] = false; 3265 } 3266 } 3267 if (numMatch == 0) { 3268 return; 3269 } 3270 PackageInfo pi; 3271 if (ps.pkg != null) { 3272 pi = generatePackageInfo(ps.pkg, flags, userId); 3273 } else { 3274 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3275 } 3276 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3277 if (numMatch == permissions.length) { 3278 pi.requestedPermissions = permissions; 3279 } else { 3280 pi.requestedPermissions = new String[numMatch]; 3281 numMatch = 0; 3282 for (int i=0; i<permissions.length; i++) { 3283 if (tmp[i]) { 3284 pi.requestedPermissions[numMatch] = permissions[i]; 3285 numMatch++; 3286 } 3287 } 3288 } 3289 } 3290 list.add(pi); 3291 } 3292 3293 @Override 3294 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3295 String[] permissions, int flags, int userId) { 3296 if (!sUserManager.exists(userId)) return null; 3297 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3298 3299 // writer 3300 synchronized (mPackages) { 3301 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3302 boolean[] tmpBools = new boolean[permissions.length]; 3303 if (listUninstalled) { 3304 for (PackageSetting ps : mSettings.mPackages.values()) { 3305 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3306 } 3307 } else { 3308 for (PackageParser.Package pkg : mPackages.values()) { 3309 PackageSetting ps = (PackageSetting)pkg.mExtras; 3310 if (ps != null) { 3311 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3312 userId); 3313 } 3314 } 3315 } 3316 3317 return new ParceledListSlice<PackageInfo>(list); 3318 } 3319 } 3320 3321 @Override 3322 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3323 if (!sUserManager.exists(userId)) return null; 3324 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3325 3326 // writer 3327 synchronized (mPackages) { 3328 ArrayList<ApplicationInfo> list; 3329 if (listUninstalled) { 3330 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3331 for (PackageSetting ps : mSettings.mPackages.values()) { 3332 ApplicationInfo ai; 3333 if (ps.pkg != null) { 3334 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3335 ps.readUserState(userId), userId); 3336 } else { 3337 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3338 } 3339 if (ai != null) { 3340 list.add(ai); 3341 } 3342 } 3343 } else { 3344 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3345 for (PackageParser.Package p : mPackages.values()) { 3346 if (p.mExtras != null) { 3347 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3348 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3349 if (ai != null) { 3350 list.add(ai); 3351 } 3352 } 3353 } 3354 } 3355 3356 return new ParceledListSlice<ApplicationInfo>(list); 3357 } 3358 } 3359 3360 public List<ApplicationInfo> getPersistentApplications(int flags) { 3361 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3362 3363 // reader 3364 synchronized (mPackages) { 3365 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3366 final int userId = UserHandle.getCallingUserId(); 3367 while (i.hasNext()) { 3368 final PackageParser.Package p = i.next(); 3369 if (p.applicationInfo != null 3370 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3371 && (!mSafeMode || isSystemApp(p))) { 3372 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3373 if (ps != null) { 3374 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3375 ps.readUserState(userId), userId); 3376 if (ai != null) { 3377 finalList.add(ai); 3378 } 3379 } 3380 } 3381 } 3382 } 3383 3384 return finalList; 3385 } 3386 3387 @Override 3388 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3389 if (!sUserManager.exists(userId)) return null; 3390 // reader 3391 synchronized (mPackages) { 3392 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3393 PackageSetting ps = provider != null 3394 ? mSettings.mPackages.get(provider.owner.packageName) 3395 : null; 3396 return ps != null 3397 && mSettings.isEnabledLPr(provider.info, flags, userId) 3398 && (!mSafeMode || (provider.info.applicationInfo.flags 3399 &ApplicationInfo.FLAG_SYSTEM) != 0) 3400 ? PackageParser.generateProviderInfo(provider, flags, 3401 ps.readUserState(userId), userId) 3402 : null; 3403 } 3404 } 3405 3406 /** 3407 * @deprecated 3408 */ 3409 @Deprecated 3410 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3411 // reader 3412 synchronized (mPackages) { 3413 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3414 .entrySet().iterator(); 3415 final int userId = UserHandle.getCallingUserId(); 3416 while (i.hasNext()) { 3417 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3418 PackageParser.Provider p = entry.getValue(); 3419 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3420 3421 if (ps != null && p.syncable 3422 && (!mSafeMode || (p.info.applicationInfo.flags 3423 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3424 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3425 ps.readUserState(userId), userId); 3426 if (info != null) { 3427 outNames.add(entry.getKey()); 3428 outInfo.add(info); 3429 } 3430 } 3431 } 3432 } 3433 } 3434 3435 public List<ProviderInfo> queryContentProviders(String processName, 3436 int uid, int flags) { 3437 ArrayList<ProviderInfo> finalList = null; 3438 // reader 3439 synchronized (mPackages) { 3440 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3441 final int userId = processName != null ? 3442 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3443 while (i.hasNext()) { 3444 final PackageParser.Provider p = i.next(); 3445 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3446 if (ps != null && p.info.authority != null 3447 && (processName == null 3448 || (p.info.processName.equals(processName) 3449 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3450 && mSettings.isEnabledLPr(p.info, flags, userId) 3451 && (!mSafeMode 3452 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3453 if (finalList == null) { 3454 finalList = new ArrayList<ProviderInfo>(3); 3455 } 3456 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3457 ps.readUserState(userId), userId); 3458 if (info != null) { 3459 finalList.add(info); 3460 } 3461 } 3462 } 3463 } 3464 3465 if (finalList != null) { 3466 Collections.sort(finalList, mProviderInitOrderSorter); 3467 } 3468 3469 return finalList; 3470 } 3471 3472 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3473 int flags) { 3474 // reader 3475 synchronized (mPackages) { 3476 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3477 return PackageParser.generateInstrumentationInfo(i, flags); 3478 } 3479 } 3480 3481 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3482 int flags) { 3483 ArrayList<InstrumentationInfo> finalList = 3484 new ArrayList<InstrumentationInfo>(); 3485 3486 // reader 3487 synchronized (mPackages) { 3488 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3489 while (i.hasNext()) { 3490 final PackageParser.Instrumentation p = i.next(); 3491 if (targetPackage == null 3492 || targetPackage.equals(p.info.targetPackage)) { 3493 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3494 flags); 3495 if (ii != null) { 3496 finalList.add(ii); 3497 } 3498 } 3499 } 3500 } 3501 3502 return finalList; 3503 } 3504 3505 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3506 String[] files = dir.list(); 3507 if (files == null) { 3508 Log.d(TAG, "No files in app dir " + dir); 3509 return; 3510 } 3511 3512 if (DEBUG_PACKAGE_SCANNING) { 3513 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 3514 + " flags=0x" + Integer.toHexString(flags)); 3515 } 3516 3517 int i; 3518 for (i=0; i<files.length; i++) { 3519 File file = new File(dir, files[i]); 3520 if (!isPackageFilename(files[i])) { 3521 // Ignore entries which are not apk's 3522 continue; 3523 } 3524 PackageParser.Package pkg = scanPackageLI(file, 3525 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3526 // Don't mess around with apps in system partition. 3527 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3528 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3529 // Delete the apk 3530 Slog.w(TAG, "Cleaning up failed install of " + file); 3531 file.delete(); 3532 } 3533 } 3534 } 3535 3536 private static File getSettingsProblemFile() { 3537 File dataDir = Environment.getDataDirectory(); 3538 File systemDir = new File(dataDir, "system"); 3539 File fname = new File(systemDir, "uiderrors.txt"); 3540 return fname; 3541 } 3542 3543 static void reportSettingsProblem(int priority, String msg) { 3544 try { 3545 File fname = getSettingsProblemFile(); 3546 FileOutputStream out = new FileOutputStream(fname, true); 3547 PrintWriter pw = new FastPrintWriter(out); 3548 SimpleDateFormat formatter = new SimpleDateFormat(); 3549 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3550 pw.println(dateString + ": " + msg); 3551 pw.close(); 3552 FileUtils.setPermissions( 3553 fname.toString(), 3554 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3555 -1, -1); 3556 } catch (java.io.IOException e) { 3557 } 3558 Slog.println(priority, TAG, msg); 3559 } 3560 3561 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3562 PackageParser.Package pkg, File srcFile, int parseFlags) { 3563 if (GET_CERTIFICATES) { 3564 if (ps != null 3565 && ps.codePath.equals(srcFile) 3566 && ps.timeStamp == srcFile.lastModified()) { 3567 if (ps.signatures.mSignatures != null 3568 && ps.signatures.mSignatures.length != 0) { 3569 // Optimization: reuse the existing cached certificates 3570 // if the package appears to be unchanged. 3571 pkg.mSignatures = ps.signatures.mSignatures; 3572 return true; 3573 } 3574 3575 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3576 } else { 3577 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3578 } 3579 3580 if (!pp.collectCertificates(pkg, parseFlags)) { 3581 mLastScanError = pp.getParseError(); 3582 return false; 3583 } 3584 } 3585 return true; 3586 } 3587 3588 /* 3589 * Scan a package and return the newly parsed package. 3590 * Returns null in case of errors and the error code is stored in mLastScanError 3591 */ 3592 private PackageParser.Package scanPackageLI(File scanFile, 3593 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3594 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3595 String scanPath = scanFile.getPath(); 3596 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanPath); 3597 parseFlags |= mDefParseFlags; 3598 PackageParser pp = new PackageParser(scanPath); 3599 pp.setSeparateProcesses(mSeparateProcesses); 3600 pp.setOnlyCoreApps(mOnlyCore); 3601 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3602 scanPath, mMetrics, parseFlags); 3603 3604 if (pkg == null) { 3605 mLastScanError = pp.getParseError(); 3606 return null; 3607 } 3608 3609 PackageSetting ps = null; 3610 PackageSetting updatedPkg; 3611 // reader 3612 synchronized (mPackages) { 3613 // Look to see if we already know about this package. 3614 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3615 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3616 // This package has been renamed to its original name. Let's 3617 // use that. 3618 ps = mSettings.peekPackageLPr(oldName); 3619 } 3620 // If there was no original package, see one for the real package name. 3621 if (ps == null) { 3622 ps = mSettings.peekPackageLPr(pkg.packageName); 3623 } 3624 // Check to see if this package could be hiding/updating a system 3625 // package. Must look for it either under the original or real 3626 // package name depending on our state. 3627 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3628 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 3629 } 3630 // First check if this is a system package that may involve an update 3631 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3632 if (ps != null && !ps.codePath.equals(scanFile)) { 3633 // The path has changed from what was last scanned... check the 3634 // version of the new path against what we have stored to determine 3635 // what to do. 3636 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 3637 if (pkg.mVersionCode < ps.versionCode) { 3638 // The system package has been updated and the code path does not match 3639 // Ignore entry. Skip it. 3640 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3641 + " ignored: updated version " + ps.versionCode 3642 + " better than this " + pkg.mVersionCode); 3643 if (!updatedPkg.codePath.equals(scanFile)) { 3644 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 3645 + ps.name + " changing from " + updatedPkg.codePathString 3646 + " to " + scanFile); 3647 updatedPkg.codePath = scanFile; 3648 updatedPkg.codePathString = scanFile.toString(); 3649 // This is the point at which we know that the system-disk APK 3650 // for this package has moved during a reboot (e.g. due to an OTA), 3651 // so we need to reevaluate it for privilege policy. 3652 if (locationIsPrivileged(scanFile)) { 3653 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 3654 } 3655 } 3656 updatedPkg.pkg = pkg; 3657 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3658 return null; 3659 } else { 3660 // The current app on the system partion is better than 3661 // what we have updated to on the data partition; switch 3662 // back to the system partition version. 3663 // At this point, its safely assumed that package installation for 3664 // apps in system partition will go through. If not there won't be a working 3665 // version of the app 3666 // writer 3667 synchronized (mPackages) { 3668 // Just remove the loaded entries from package lists. 3669 mPackages.remove(ps.name); 3670 } 3671 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3672 + "reverting from " + ps.codePathString 3673 + ": new version " + pkg.mVersionCode 3674 + " better than installed " + ps.versionCode); 3675 3676 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3677 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3678 synchronized (mInstallLock) { 3679 args.cleanUpResourcesLI(); 3680 } 3681 synchronized (mPackages) { 3682 mSettings.enableSystemPackageLPw(ps.name); 3683 } 3684 } 3685 } 3686 } 3687 3688 if (updatedPkg != null) { 3689 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3690 // initially 3691 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3692 3693 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 3694 // flag set initially 3695 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 3696 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 3697 } 3698 } 3699 // Verify certificates against what was last scanned 3700 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3701 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3702 return null; 3703 } 3704 3705 /* 3706 * A new system app appeared, but we already had a non-system one of the 3707 * same name installed earlier. 3708 */ 3709 boolean shouldHideSystemApp = false; 3710 if (updatedPkg == null && ps != null 3711 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3712 /* 3713 * Check to make sure the signatures match first. If they don't, 3714 * wipe the installed application and its data. 3715 */ 3716 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3717 != PackageManager.SIGNATURE_MATCH) { 3718 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 3719 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 3720 ps = null; 3721 } else { 3722 /* 3723 * If the newly-added system app is an older version than the 3724 * already installed version, hide it. It will be scanned later 3725 * and re-added like an update. 3726 */ 3727 if (pkg.mVersionCode < ps.versionCode) { 3728 shouldHideSystemApp = true; 3729 } else { 3730 /* 3731 * The newly found system app is a newer version that the 3732 * one previously installed. Simply remove the 3733 * already-installed application and replace it with our own 3734 * while keeping the application data. 3735 */ 3736 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3737 + ps.codePathString + ": new version " + pkg.mVersionCode 3738 + " better than installed " + ps.versionCode); 3739 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3740 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3741 synchronized (mInstallLock) { 3742 args.cleanUpResourcesLI(); 3743 } 3744 } 3745 } 3746 } 3747 3748 // The apk is forward locked (not public) if its code and resources 3749 // are kept in different files. (except for app in either system or 3750 // vendor path). 3751 // TODO grab this value from PackageSettings 3752 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3753 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3754 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3755 } 3756 } 3757 3758 String codePath = null; 3759 String resPath = null; 3760 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0) { 3761 if (ps != null && ps.resourcePathString != null) { 3762 resPath = ps.resourcePathString; 3763 } else { 3764 // Should not happen at all. Just log an error. 3765 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3766 } 3767 } else { 3768 resPath = pkg.mScanPath; 3769 } 3770 3771 codePath = pkg.mScanPath; 3772 // Set application objects path explicitly. 3773 setApplicationInfoPaths(pkg, codePath, resPath); 3774 // Note that we invoke the following method only if we are about to unpack an application 3775 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3776 | SCAN_UPDATE_SIGNATURE, currentTime, user); 3777 3778 /* 3779 * If the system app should be overridden by a previously installed 3780 * data, hide the system app now and let the /data/app scan pick it up 3781 * again. 3782 */ 3783 if (shouldHideSystemApp) { 3784 synchronized (mPackages) { 3785 /* 3786 * We have to grant systems permissions before we hide, because 3787 * grantPermissions will assume the package update is trying to 3788 * expand its permissions. 3789 */ 3790 grantPermissionsLPw(pkg, true); 3791 mSettings.disableSystemPackageLPw(pkg.packageName); 3792 } 3793 } 3794 3795 return scannedPkg; 3796 } 3797 3798 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 3799 String destResPath) { 3800 pkg.mPath = pkg.mScanPath = destCodePath; 3801 pkg.applicationInfo.sourceDir = destCodePath; 3802 pkg.applicationInfo.publicSourceDir = destResPath; 3803 } 3804 3805 private static String fixProcessName(String defProcessName, 3806 String processName, int uid) { 3807 if (processName == null) { 3808 return defProcessName; 3809 } 3810 return processName; 3811 } 3812 3813 private boolean verifySignaturesLP(PackageSetting pkgSetting, 3814 PackageParser.Package pkg) { 3815 if (pkgSetting.signatures.mSignatures != null) { 3816 // Already existing package. Make sure signatures match 3817 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 3818 PackageManager.SIGNATURE_MATCH) { 3819 Slog.e(TAG, "Package " + pkg.packageName 3820 + " signatures do not match the previously installed version; ignoring!"); 3821 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 3822 return false; 3823 } 3824 } 3825 // Check for shared user signatures 3826 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 3827 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3828 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3829 Slog.e(TAG, "Package " + pkg.packageName 3830 + " has no signatures that match those in shared user " 3831 + pkgSetting.sharedUser.name + "; ignoring!"); 3832 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 3833 return false; 3834 } 3835 } 3836 return true; 3837 } 3838 3839 /** 3840 * Enforces that only the system UID or root's UID can call a method exposed 3841 * via Binder. 3842 * 3843 * @param message used as message if SecurityException is thrown 3844 * @throws SecurityException if the caller is not system or root 3845 */ 3846 private static final void enforceSystemOrRoot(String message) { 3847 final int uid = Binder.getCallingUid(); 3848 if (uid != Process.SYSTEM_UID && uid != 0) { 3849 throw new SecurityException(message); 3850 } 3851 } 3852 3853 public void performBootDexOpt() { 3854 HashSet<PackageParser.Package> pkgs = null; 3855 synchronized (mPackages) { 3856 pkgs = mDeferredDexOpt; 3857 mDeferredDexOpt = null; 3858 } 3859 if (pkgs != null) { 3860 int i = 0; 3861 for (PackageParser.Package pkg : pkgs) { 3862 if (!isFirstBoot()) { 3863 i++; 3864 try { 3865 ActivityManagerNative.getDefault().showBootMessage( 3866 mContext.getResources().getString( 3867 com.android.internal.R.string.android_upgrading_apk, 3868 i, pkgs.size()), true); 3869 } catch (RemoteException e) { 3870 } 3871 } 3872 PackageParser.Package p = pkg; 3873 synchronized (mInstallLock) { 3874 if (!p.mDidDexOpt) { 3875 performDexOptLI(p, false, false, true); 3876 } 3877 } 3878 } 3879 } 3880 } 3881 3882 public boolean performDexOpt(String packageName) { 3883 enforceSystemOrRoot("Only the system can request dexopt be performed"); 3884 3885 if (!mNoDexOpt) { 3886 return false; 3887 } 3888 3889 PackageParser.Package p; 3890 synchronized (mPackages) { 3891 p = mPackages.get(packageName); 3892 if (p == null || p.mDidDexOpt) { 3893 return false; 3894 } 3895 } 3896 synchronized (mInstallLock) { 3897 return performDexOptLI(p, false, false, true) == DEX_OPT_PERFORMED; 3898 } 3899 } 3900 3901 private void performDexOptLibsLI(ArrayList<String> libs, boolean forceDex, boolean defer, 3902 HashSet<String> done) { 3903 for (int i=0; i<libs.size(); i++) { 3904 PackageParser.Package libPkg; 3905 String libName; 3906 synchronized (mPackages) { 3907 libName = libs.get(i); 3908 SharedLibraryEntry lib = mSharedLibraries.get(libName); 3909 if (lib != null && lib.apk != null) { 3910 libPkg = mPackages.get(lib.apk); 3911 } else { 3912 libPkg = null; 3913 } 3914 } 3915 if (libPkg != null && !done.contains(libName)) { 3916 performDexOptLI(libPkg, forceDex, defer, done); 3917 } 3918 } 3919 } 3920 3921 static final int DEX_OPT_SKIPPED = 0; 3922 static final int DEX_OPT_PERFORMED = 1; 3923 static final int DEX_OPT_DEFERRED = 2; 3924 static final int DEX_OPT_FAILED = -1; 3925 3926 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 3927 HashSet<String> done) { 3928 boolean performed = false; 3929 if (done != null) { 3930 done.add(pkg.packageName); 3931 if (pkg.usesLibraries != null) { 3932 performDexOptLibsLI(pkg.usesLibraries, forceDex, defer, done); 3933 } 3934 if (pkg.usesOptionalLibraries != null) { 3935 performDexOptLibsLI(pkg.usesOptionalLibraries, forceDex, defer, done); 3936 } 3937 } 3938 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 3939 String path = pkg.mScanPath; 3940 int ret = 0; 3941 try { 3942 if (forceDex || dalvik.system.DexFile.isDexOptNeeded(path)) { 3943 if (!forceDex && defer) { 3944 if (mDeferredDexOpt == null) { 3945 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 3946 } 3947 mDeferredDexOpt.add(pkg); 3948 return DEX_OPT_DEFERRED; 3949 } else { 3950 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 3951 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3952 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg)); 3953 pkg.mDidDexOpt = true; 3954 performed = true; 3955 } 3956 } 3957 } catch (FileNotFoundException e) { 3958 Slog.w(TAG, "Apk not found for dexopt: " + path); 3959 ret = -1; 3960 } catch (IOException e) { 3961 Slog.w(TAG, "IOException reading apk: " + path, e); 3962 ret = -1; 3963 } catch (dalvik.system.StaleDexCacheError e) { 3964 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 3965 ret = -1; 3966 } catch (Exception e) { 3967 Slog.w(TAG, "Exception when doing dexopt : ", e); 3968 ret = -1; 3969 } 3970 if (ret < 0) { 3971 //error from installer 3972 return DEX_OPT_FAILED; 3973 } 3974 } 3975 3976 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 3977 } 3978 3979 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 3980 boolean inclDependencies) { 3981 HashSet<String> done; 3982 boolean performed = false; 3983 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 3984 done = new HashSet<String>(); 3985 done.add(pkg.packageName); 3986 } else { 3987 done = null; 3988 } 3989 return performDexOptLI(pkg, forceDex, defer, done); 3990 } 3991 3992 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 3993 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 3994 Slog.w(TAG, "Unable to update from " + oldPkg.name 3995 + " to " + newPkg.packageName 3996 + ": old package not in system partition"); 3997 return false; 3998 } else if (mPackages.get(oldPkg.name) != null) { 3999 Slog.w(TAG, "Unable to update from " + oldPkg.name 4000 + " to " + newPkg.packageName 4001 + ": old package still exists"); 4002 return false; 4003 } 4004 return true; 4005 } 4006 4007 File getDataPathForUser(int userId) { 4008 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4009 } 4010 4011 private File getDataPathForPackage(String packageName, int userId) { 4012 /* 4013 * Until we fully support multiple users, return the directory we 4014 * previously would have. The PackageManagerTests will need to be 4015 * revised when this is changed back.. 4016 */ 4017 if (userId == 0) { 4018 return new File(mAppDataDir, packageName); 4019 } else { 4020 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4021 + File.separator + packageName); 4022 } 4023 } 4024 4025 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4026 int[] users = sUserManager.getUserIds(); 4027 int res = mInstaller.install(packageName, uid, uid, seinfo); 4028 if (res < 0) { 4029 return res; 4030 } 4031 for (int user : users) { 4032 if (user != 0) { 4033 res = mInstaller.createUserData(packageName, 4034 UserHandle.getUid(user, uid), user, seinfo); 4035 if (res < 0) { 4036 return res; 4037 } 4038 } 4039 } 4040 return res; 4041 } 4042 4043 private int removeDataDirsLI(String packageName) { 4044 int[] users = sUserManager.getUserIds(); 4045 int res = 0; 4046 for (int user : users) { 4047 int resInner = mInstaller.remove(packageName, user); 4048 if (resInner < 0) { 4049 res = resInner; 4050 } 4051 } 4052 4053 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4054 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4055 if (!nativeLibraryFile.delete()) { 4056 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4057 } 4058 4059 return res; 4060 } 4061 4062 private int addSharedLibraryLPw(final SharedLibraryEntry file, int num, 4063 PackageParser.Package changingLib) { 4064 if (file.path != null) { 4065 mTmpSharedLibraries[num] = file.path; 4066 return num+1; 4067 } 4068 PackageParser.Package p = mPackages.get(file.apk); 4069 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4070 // If we are doing this while in the middle of updating a library apk, 4071 // then we need to make sure to use that new apk for determining the 4072 // dependencies here. (We haven't yet finished committing the new apk 4073 // to the package manager state.) 4074 if (p == null || p.packageName.equals(changingLib.packageName)) { 4075 p = changingLib; 4076 } 4077 } 4078 if (p != null) { 4079 String path = p.mPath; 4080 for (int i=0; i<num; i++) { 4081 if (mTmpSharedLibraries[i].equals(path)) { 4082 return num; 4083 } 4084 } 4085 mTmpSharedLibraries[num] = p.mPath; 4086 return num+1; 4087 } 4088 return num; 4089 } 4090 4091 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4092 PackageParser.Package changingLib) { 4093 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4094 if (mTmpSharedLibraries == null || 4095 mTmpSharedLibraries.length < mSharedLibraries.size()) { 4096 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 4097 } 4098 int num = 0; 4099 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4100 for (int i=0; i<N; i++) { 4101 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4102 if (file == null) { 4103 Slog.e(TAG, "Package " + pkg.packageName 4104 + " requires unavailable shared library " 4105 + pkg.usesLibraries.get(i) + "; failing!"); 4106 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4107 return false; 4108 } 4109 num = addSharedLibraryLPw(file, num, changingLib); 4110 } 4111 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4112 for (int i=0; i<N; i++) { 4113 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4114 if (file == null) { 4115 Slog.w(TAG, "Package " + pkg.packageName 4116 + " desires unavailable shared library " 4117 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4118 } else { 4119 num = addSharedLibraryLPw(file, num, changingLib); 4120 } 4121 } 4122 if (num > 0) { 4123 pkg.usesLibraryFiles = new String[num]; 4124 System.arraycopy(mTmpSharedLibraries, 0, 4125 pkg.usesLibraryFiles, 0, num); 4126 } else { 4127 pkg.usesLibraryFiles = null; 4128 } 4129 } 4130 return true; 4131 } 4132 4133 private static boolean hasString(List<String> list, List<String> which) { 4134 if (list == null) { 4135 return false; 4136 } 4137 for (int i=list.size()-1; i>=0; i--) { 4138 for (int j=which.size()-1; j>=0; j--) { 4139 if (which.get(j).equals(list.get(i))) { 4140 return true; 4141 } 4142 } 4143 } 4144 return false; 4145 } 4146 4147 private void updateAllSharedLibrariesLPw() { 4148 for (PackageParser.Package pkg : mPackages.values()) { 4149 updateSharedLibrariesLPw(pkg, null); 4150 } 4151 } 4152 4153 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4154 PackageParser.Package changingPkg) { 4155 ArrayList<PackageParser.Package> res = null; 4156 for (PackageParser.Package pkg : mPackages.values()) { 4157 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4158 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4159 if (res == null) { 4160 res = new ArrayList<PackageParser.Package>(); 4161 } 4162 res.add(pkg); 4163 updateSharedLibrariesLPw(pkg, changingPkg); 4164 } 4165 } 4166 return res; 4167 } 4168 4169 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4170 int parseFlags, int scanMode, long currentTime, UserHandle user) { 4171 File scanFile = new File(pkg.mScanPath); 4172 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 4173 pkg.applicationInfo.publicSourceDir == null) { 4174 // Bail out. The resource and code paths haven't been set. 4175 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4176 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4177 return null; 4178 } 4179 4180 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4181 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4182 } 4183 4184 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4185 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4186 } 4187 4188 if (mCustomResolverComponentName != null && 4189 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4190 setUpCustomResolverActivity(pkg); 4191 } 4192 4193 if (pkg.packageName.equals("android")) { 4194 synchronized (mPackages) { 4195 if (mAndroidApplication != null) { 4196 Slog.w(TAG, "*************************************************"); 4197 Slog.w(TAG, "Core android package being redefined. Skipping."); 4198 Slog.w(TAG, " file=" + scanFile); 4199 Slog.w(TAG, "*************************************************"); 4200 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4201 return null; 4202 } 4203 4204 // Set up information for our fall-back user intent resolution activity. 4205 mPlatformPackage = pkg; 4206 pkg.mVersionCode = mSdkVersion; 4207 mAndroidApplication = pkg.applicationInfo; 4208 4209 if (!mResolverReplaced) { 4210 mResolveActivity.applicationInfo = mAndroidApplication; 4211 mResolveActivity.name = ResolverActivity.class.getName(); 4212 mResolveActivity.packageName = mAndroidApplication.packageName; 4213 mResolveActivity.processName = "system:ui"; 4214 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4215 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4216 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 4217 mResolveActivity.exported = true; 4218 mResolveActivity.enabled = true; 4219 mResolveInfo.activityInfo = mResolveActivity; 4220 mResolveInfo.priority = 0; 4221 mResolveInfo.preferredOrder = 0; 4222 mResolveInfo.match = 0; 4223 mResolveComponentName = new ComponentName( 4224 mAndroidApplication.packageName, mResolveActivity.name); 4225 } 4226 } 4227 } 4228 4229 if (DEBUG_PACKAGE_SCANNING) { 4230 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4231 Log.d(TAG, "Scanning package " + pkg.packageName); 4232 } 4233 4234 if (mPackages.containsKey(pkg.packageName) 4235 || mSharedLibraries.containsKey(pkg.packageName)) { 4236 Slog.w(TAG, "Application package " + pkg.packageName 4237 + " already installed. Skipping duplicate."); 4238 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4239 return null; 4240 } 4241 4242 // Initialize package source and resource directories 4243 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 4244 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 4245 4246 SharedUserSetting suid = null; 4247 PackageSetting pkgSetting = null; 4248 4249 if (!isSystemApp(pkg)) { 4250 // Only system apps can use these features. 4251 pkg.mOriginalPackages = null; 4252 pkg.mRealPackage = null; 4253 pkg.mAdoptPermissions = null; 4254 } 4255 4256 // writer 4257 synchronized (mPackages) { 4258 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4259 // Check all shared libraries and map to their actual file path. 4260 // We only do this here for apps not on a system dir, because those 4261 // are the only ones that can fail an install due to this. We 4262 // will take care of the system apps by updating all of their 4263 // library paths after the scan is done. 4264 if (!updateSharedLibrariesLPw(pkg, null)) { 4265 return null; 4266 } 4267 } 4268 4269 if (pkg.mSharedUserId != null) { 4270 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4271 if (suid == null) { 4272 Slog.w(TAG, "Creating application package " + pkg.packageName 4273 + " for shared user failed"); 4274 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4275 return null; 4276 } 4277 if (DEBUG_PACKAGE_SCANNING) { 4278 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4279 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 4280 + "): packages=" + suid.packages); 4281 } 4282 } 4283 4284 // Check if we are renaming from an original package name. 4285 PackageSetting origPackage = null; 4286 String realName = null; 4287 if (pkg.mOriginalPackages != null) { 4288 // This package may need to be renamed to a previously 4289 // installed name. Let's check on that... 4290 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 4291 if (pkg.mOriginalPackages.contains(renamed)) { 4292 // This package had originally been installed as the 4293 // original name, and we have already taken care of 4294 // transitioning to the new one. Just update the new 4295 // one to continue using the old name. 4296 realName = pkg.mRealPackage; 4297 if (!pkg.packageName.equals(renamed)) { 4298 // Callers into this function may have already taken 4299 // care of renaming the package; only do it here if 4300 // it is not already done. 4301 pkg.setPackageName(renamed); 4302 } 4303 4304 } else { 4305 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 4306 if ((origPackage = mSettings.peekPackageLPr( 4307 pkg.mOriginalPackages.get(i))) != null) { 4308 // We do have the package already installed under its 4309 // original name... should we use it? 4310 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 4311 // New package is not compatible with original. 4312 origPackage = null; 4313 continue; 4314 } else if (origPackage.sharedUser != null) { 4315 // Make sure uid is compatible between packages. 4316 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 4317 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 4318 + " to " + pkg.packageName + ": old uid " 4319 + origPackage.sharedUser.name 4320 + " differs from " + pkg.mSharedUserId); 4321 origPackage = null; 4322 continue; 4323 } 4324 } else { 4325 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 4326 + pkg.packageName + " to old name " + origPackage.name); 4327 } 4328 break; 4329 } 4330 } 4331 } 4332 } 4333 4334 if (mTransferedPackages.contains(pkg.packageName)) { 4335 Slog.w(TAG, "Package " + pkg.packageName 4336 + " was transferred to another, but its .apk remains"); 4337 } 4338 4339 // Just create the setting, don't add it yet. For already existing packages 4340 // the PkgSetting exists already and doesn't have to be created. 4341 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 4342 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 4343 pkg.applicationInfo.flags, user, false); 4344 if (pkgSetting == null) { 4345 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 4346 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4347 return null; 4348 } 4349 4350 if (pkgSetting.origPackage != null) { 4351 // If we are first transitioning from an original package, 4352 // fix up the new package's name now. We need to do this after 4353 // looking up the package under its new name, so getPackageLP 4354 // can take care of fiddling things correctly. 4355 pkg.setPackageName(origPackage.name); 4356 4357 // File a report about this. 4358 String msg = "New package " + pkgSetting.realName 4359 + " renamed to replace old package " + pkgSetting.name; 4360 reportSettingsProblem(Log.WARN, msg); 4361 4362 // Make a note of it. 4363 mTransferedPackages.add(origPackage.name); 4364 4365 // No longer need to retain this. 4366 pkgSetting.origPackage = null; 4367 } 4368 4369 if (realName != null) { 4370 // Make a note of it. 4371 mTransferedPackages.add(pkg.packageName); 4372 } 4373 4374 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 4375 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 4376 } 4377 4378 if (mFoundPolicyFile) { 4379 SELinuxMMAC.assignSeinfoValue(pkg); 4380 } 4381 4382 pkg.applicationInfo.uid = pkgSetting.appId; 4383 pkg.mExtras = pkgSetting; 4384 4385 if (!verifySignaturesLP(pkgSetting, pkg)) { 4386 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4387 return null; 4388 } 4389 // The signature has changed, but this package is in the system 4390 // image... let's recover! 4391 pkgSetting.signatures.mSignatures = pkg.mSignatures; 4392 // However... if this package is part of a shared user, but it 4393 // doesn't match the signature of the shared user, let's fail. 4394 // What this means is that you can't change the signatures 4395 // associated with an overall shared user, which doesn't seem all 4396 // that unreasonable. 4397 if (pkgSetting.sharedUser != null) { 4398 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4399 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4400 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 4401 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 4402 return null; 4403 } 4404 } 4405 // File a report about this. 4406 String msg = "System package " + pkg.packageName 4407 + " signature changed; retaining data."; 4408 reportSettingsProblem(Log.WARN, msg); 4409 } 4410 4411 // Verify that this new package doesn't have any content providers 4412 // that conflict with existing packages. Only do this if the 4413 // package isn't already installed, since we don't want to break 4414 // things that are installed. 4415 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 4416 final int N = pkg.providers.size(); 4417 int i; 4418 for (i=0; i<N; i++) { 4419 PackageParser.Provider p = pkg.providers.get(i); 4420 if (p.info.authority != null) { 4421 String names[] = p.info.authority.split(";"); 4422 for (int j = 0; j < names.length; j++) { 4423 if (mProvidersByAuthority.containsKey(names[j])) { 4424 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 4425 Slog.w(TAG, "Can't install because provider name " + names[j] + 4426 " (in package " + pkg.applicationInfo.packageName + 4427 ") is already used by " 4428 + ((other != null && other.getComponentName() != null) 4429 ? other.getComponentName().getPackageName() : "?")); 4430 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 4431 return null; 4432 } 4433 } 4434 } 4435 } 4436 } 4437 4438 if (pkg.mAdoptPermissions != null) { 4439 // This package wants to adopt ownership of permissions from 4440 // another package. 4441 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 4442 final String origName = pkg.mAdoptPermissions.get(i); 4443 final PackageSetting orig = mSettings.peekPackageLPr(origName); 4444 if (orig != null) { 4445 if (verifyPackageUpdateLPr(orig, pkg)) { 4446 Slog.i(TAG, "Adopting permissions from " + origName + " to " 4447 + pkg.packageName); 4448 mSettings.transferPermissionsLPw(origName, pkg.packageName); 4449 } 4450 } 4451 } 4452 } 4453 } 4454 4455 final String pkgName = pkg.packageName; 4456 4457 final long scanFileTime = scanFile.lastModified(); 4458 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 4459 pkg.applicationInfo.processName = fixProcessName( 4460 pkg.applicationInfo.packageName, 4461 pkg.applicationInfo.processName, 4462 pkg.applicationInfo.uid); 4463 4464 File dataPath; 4465 if (mPlatformPackage == pkg) { 4466 // The system package is special. 4467 dataPath = new File (Environment.getDataDirectory(), "system"); 4468 pkg.applicationInfo.dataDir = dataPath.getPath(); 4469 } else { 4470 // This is a normal package, need to make its data directory. 4471 dataPath = getDataPathForPackage(pkg.packageName, 0); 4472 4473 boolean uidError = false; 4474 4475 if (dataPath.exists()) { 4476 int currentUid = 0; 4477 try { 4478 StructStat stat = Libcore.os.stat(dataPath.getPath()); 4479 currentUid = stat.st_uid; 4480 } catch (ErrnoException e) { 4481 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 4482 } 4483 4484 // If we have mismatched owners for the data path, we have a problem. 4485 if (currentUid != pkg.applicationInfo.uid) { 4486 boolean recovered = false; 4487 if (currentUid == 0) { 4488 // The directory somehow became owned by root. Wow. 4489 // This is probably because the system was stopped while 4490 // installd was in the middle of messing with its libs 4491 // directory. Ask installd to fix that. 4492 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 4493 pkg.applicationInfo.uid); 4494 if (ret >= 0) { 4495 recovered = true; 4496 String msg = "Package " + pkg.packageName 4497 + " unexpectedly changed to uid 0; recovered to " + 4498 + pkg.applicationInfo.uid; 4499 reportSettingsProblem(Log.WARN, msg); 4500 } 4501 } 4502 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4503 || (scanMode&SCAN_BOOTING) != 0)) { 4504 // If this is a system app, we can at least delete its 4505 // current data so the application will still work. 4506 int ret = removeDataDirsLI(pkgName); 4507 if (ret >= 0) { 4508 // TODO: Kill the processes first 4509 // Old data gone! 4510 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4511 ? "System package " : "Third party package "; 4512 String msg = prefix + pkg.packageName 4513 + " has changed from uid: " 4514 + currentUid + " to " 4515 + pkg.applicationInfo.uid + "; old data erased"; 4516 reportSettingsProblem(Log.WARN, msg); 4517 recovered = true; 4518 4519 // And now re-install the app. 4520 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4521 pkg.applicationInfo.seinfo); 4522 if (ret == -1) { 4523 // Ack should not happen! 4524 msg = prefix + pkg.packageName 4525 + " could not have data directory re-created after delete."; 4526 reportSettingsProblem(Log.WARN, msg); 4527 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4528 return null; 4529 } 4530 } 4531 if (!recovered) { 4532 mHasSystemUidErrors = true; 4533 } 4534 } else if (!recovered) { 4535 // If we allow this install to proceed, we will be broken. 4536 // Abort, abort! 4537 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4538 return null; 4539 } 4540 if (!recovered) { 4541 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4542 + pkg.applicationInfo.uid + "/fs_" 4543 + currentUid; 4544 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4545 String msg = "Package " + pkg.packageName 4546 + " has mismatched uid: " 4547 + currentUid + " on disk, " 4548 + pkg.applicationInfo.uid + " in settings"; 4549 // writer 4550 synchronized (mPackages) { 4551 mSettings.mReadMessages.append(msg); 4552 mSettings.mReadMessages.append('\n'); 4553 uidError = true; 4554 if (!pkgSetting.uidError) { 4555 reportSettingsProblem(Log.ERROR, msg); 4556 } 4557 } 4558 } 4559 } 4560 pkg.applicationInfo.dataDir = dataPath.getPath(); 4561 } else { 4562 if (DEBUG_PACKAGE_SCANNING) { 4563 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4564 Log.v(TAG, "Want this data dir: " + dataPath); 4565 } 4566 //invoke installer to do the actual installation 4567 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4568 pkg.applicationInfo.seinfo); 4569 if (ret < 0) { 4570 // Error from installer 4571 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4572 return null; 4573 } 4574 4575 if (dataPath.exists()) { 4576 pkg.applicationInfo.dataDir = dataPath.getPath(); 4577 } else { 4578 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4579 pkg.applicationInfo.dataDir = null; 4580 } 4581 } 4582 4583 /* 4584 * Set the data dir to the default "/data/data/<package name>/lib" 4585 * if we got here without anyone telling us different (e.g., apps 4586 * stored on SD card have their native libraries stored in the ASEC 4587 * container with the APK). 4588 * 4589 * This happens during an upgrade from a package settings file that 4590 * doesn't have a native library path attribute at all. 4591 */ 4592 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4593 if (pkgSetting.nativeLibraryPathString == null) { 4594 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4595 } else { 4596 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4597 } 4598 } 4599 4600 pkgSetting.uidError = uidError; 4601 } 4602 4603 String path = scanFile.getPath(); 4604 /* Note: We don't want to unpack the native binaries for 4605 * system applications, unless they have been updated 4606 * (the binaries are already under /system/lib). 4607 * Also, don't unpack libs for apps on the external card 4608 * since they should have their libraries in the ASEC 4609 * container already. 4610 * 4611 * In other words, we're going to unpack the binaries 4612 * only for non-system apps and system app upgrades. 4613 */ 4614 if (pkg.applicationInfo.nativeLibraryDir != null) { 4615 try { 4616 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4617 final String dataPathString = dataPath.getCanonicalPath(); 4618 4619 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4620 /* 4621 * Upgrading from a previous version of the OS sometimes 4622 * leaves native libraries in the /data/data/<app>/lib 4623 * directory for system apps even when they shouldn't be. 4624 * Recent changes in the JNI library search path 4625 * necessitates we remove those to match previous behavior. 4626 */ 4627 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4628 Log.i(TAG, "removed obsolete native libraries for system package " 4629 + path); 4630 } 4631 } else { 4632 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4633 /* 4634 * Update native library dir if it starts with 4635 * /data/data 4636 */ 4637 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4638 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4639 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4640 } 4641 4642 try { 4643 if (copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir) != PackageManager.INSTALL_SUCCEEDED) { 4644 Slog.e(TAG, "Unable to copy native libraries"); 4645 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4646 return null; 4647 } 4648 } catch (IOException e) { 4649 Slog.e(TAG, "Unable to copy native libraries", e); 4650 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4651 return null; 4652 } 4653 } 4654 4655 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 4656 final int[] userIds = sUserManager.getUserIds(); 4657 synchronized (mInstallLock) { 4658 for (int userId : userIds) { 4659 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 4660 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 4661 Slog.w(TAG, "Failed linking native library dir (user=" + userId 4662 + ")"); 4663 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4664 return null; 4665 } 4666 } 4667 } 4668 } 4669 } catch (IOException ioe) { 4670 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4671 } 4672 } 4673 pkg.mScanPath = path; 4674 4675 if ((scanMode&SCAN_NO_DEX) == 0) { 4676 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4677 == DEX_OPT_FAILED) { 4678 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4679 removeDataDirsLI(pkg.packageName); 4680 } 4681 4682 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4683 return null; 4684 } 4685 } 4686 4687 if (mFactoryTest && pkg.requestedPermissions.contains( 4688 android.Manifest.permission.FACTORY_TEST)) { 4689 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4690 } 4691 4692 ArrayList<PackageParser.Package> clientLibPkgs = null; 4693 4694 // writer 4695 synchronized (mPackages) { 4696 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 4697 // Only system apps can add new shared libraries. 4698 if (pkg.libraryNames != null) { 4699 for (int i=0; i<pkg.libraryNames.size(); i++) { 4700 String name = pkg.libraryNames.get(i); 4701 boolean allowed = false; 4702 if (isUpdatedSystemApp(pkg)) { 4703 // New library entries can only be added through the 4704 // system image. This is important to get rid of a lot 4705 // of nasty edge cases: for example if we allowed a non- 4706 // system update of the app to add a library, then uninstalling 4707 // the update would make the library go away, and assumptions 4708 // we made such as through app install filtering would now 4709 // have allowed apps on the device which aren't compatible 4710 // with it. Better to just have the restriction here, be 4711 // conservative, and create many fewer cases that can negatively 4712 // impact the user experience. 4713 final PackageSetting sysPs = mSettings 4714 .getDisabledSystemPkgLPr(pkg.packageName); 4715 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 4716 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 4717 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 4718 allowed = true; 4719 allowed = true; 4720 break; 4721 } 4722 } 4723 } 4724 } else { 4725 allowed = true; 4726 } 4727 if (allowed) { 4728 if (!mSharedLibraries.containsKey(name)) { 4729 mSharedLibraries.put(name, new SharedLibraryEntry(null, 4730 pkg.packageName)); 4731 } else if (!name.equals(pkg.packageName)) { 4732 Slog.w(TAG, "Package " + pkg.packageName + " library " 4733 + name + " already exists; skipping"); 4734 } 4735 } else { 4736 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 4737 + name + " that is not declared on system image; skipping"); 4738 } 4739 } 4740 if ((scanMode&SCAN_BOOTING) == 0) { 4741 // If we are not booting, we need to update any applications 4742 // that are clients of our shared library. If we are booting, 4743 // this will all be done once the scan is complete. 4744 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 4745 } 4746 } 4747 } 4748 } 4749 4750 // We also need to dexopt any apps that are dependent on this library. Note that 4751 // if these fail, we should abort the install since installing the library will 4752 // result in some apps being broken. 4753 if (clientLibPkgs != null) { 4754 if ((scanMode&SCAN_NO_DEX) == 0) { 4755 for (int i=0; i<clientLibPkgs.size(); i++) { 4756 PackageParser.Package clientPkg = clientLibPkgs.get(i); 4757 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4758 == DEX_OPT_FAILED) { 4759 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4760 removeDataDirsLI(pkg.packageName); 4761 } 4762 4763 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4764 return null; 4765 } 4766 } 4767 } 4768 } 4769 4770 // Request the ActivityManager to kill the process(only for existing packages) 4771 // so that we do not end up in a confused state while the user is still using the older 4772 // version of the application while the new one gets installed. 4773 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 4774 // If the package lives in an asec, tell everyone that the container is going 4775 // away so they can clean up any references to its resources (which would prevent 4776 // vold from being able to unmount the asec) 4777 if (isForwardLocked(pkg) || isExternal(pkg)) { 4778 if (DEBUG_INSTALL) { 4779 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 4780 } 4781 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 4782 final ArrayList<String> pkgList = new ArrayList<String>(1); 4783 pkgList.add(pkg.applicationInfo.packageName); 4784 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 4785 } 4786 4787 // Post the request that it be killed now that the going-away broadcast is en route 4788 killApplication(pkg.applicationInfo.packageName, 4789 pkg.applicationInfo.uid, "update pkg"); 4790 } 4791 4792 // Also need to kill any apps that are dependent on the library. 4793 if (clientLibPkgs != null) { 4794 for (int i=0; i<clientLibPkgs.size(); i++) { 4795 PackageParser.Package clientPkg = clientLibPkgs.get(i); 4796 killApplication(clientPkg.applicationInfo.packageName, 4797 clientPkg.applicationInfo.uid, "update lib"); 4798 } 4799 } 4800 4801 // writer 4802 synchronized (mPackages) { 4803 // We don't expect installation to fail beyond this point, 4804 if ((scanMode&SCAN_MONITOR) != 0) { 4805 mAppDirs.put(pkg.mPath, pkg); 4806 } 4807 // Add the new setting to mSettings 4808 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 4809 // Add the new setting to mPackages 4810 mPackages.put(pkg.applicationInfo.packageName, pkg); 4811 // Make sure we don't accidentally delete its data. 4812 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 4813 while (iter.hasNext()) { 4814 PackageCleanItem item = iter.next(); 4815 if (pkgName.equals(item.packageName)) { 4816 iter.remove(); 4817 } 4818 } 4819 4820 // Take care of first install / last update times. 4821 if (currentTime != 0) { 4822 if (pkgSetting.firstInstallTime == 0) { 4823 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 4824 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 4825 pkgSetting.lastUpdateTime = currentTime; 4826 } 4827 } else if (pkgSetting.firstInstallTime == 0) { 4828 // We need *something*. Take time time stamp of the file. 4829 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 4830 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 4831 if (scanFileTime != pkgSetting.timeStamp) { 4832 // A package on the system image has changed; consider this 4833 // to be an update. 4834 pkgSetting.lastUpdateTime = scanFileTime; 4835 } 4836 } 4837 4838 // Add the package's KeySets to the global KeySetManager 4839 KeySetManager ksm = mSettings.mKeySetManager; 4840 try { 4841 ksm.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 4842 if (pkg.mKeySetMapping != null) { 4843 for (Map.Entry<String, Set<PublicKey>> entry : pkg.mKeySetMapping.entrySet()) { 4844 if (entry.getValue() != null) { 4845 ksm.addDefinedKeySetToPackage(pkg.packageName, 4846 entry.getValue(), entry.getKey()); 4847 } 4848 } 4849 } 4850 } catch (NullPointerException e) { 4851 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 4852 } catch (IllegalArgumentException e) { 4853 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 4854 } 4855 4856 int N = pkg.providers.size(); 4857 StringBuilder r = null; 4858 int i; 4859 for (i=0; i<N; i++) { 4860 PackageParser.Provider p = pkg.providers.get(i); 4861 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 4862 p.info.processName, pkg.applicationInfo.uid); 4863 mProviders.addProvider(p); 4864 p.syncable = p.info.isSyncable; 4865 if (p.info.authority != null) { 4866 String names[] = p.info.authority.split(";"); 4867 p.info.authority = null; 4868 for (int j = 0; j < names.length; j++) { 4869 if (j == 1 && p.syncable) { 4870 // We only want the first authority for a provider to possibly be 4871 // syncable, so if we already added this provider using a different 4872 // authority clear the syncable flag. We copy the provider before 4873 // changing it because the mProviders object contains a reference 4874 // to a provider that we don't want to change. 4875 // Only do this for the second authority since the resulting provider 4876 // object can be the same for all future authorities for this provider. 4877 p = new PackageParser.Provider(p); 4878 p.syncable = false; 4879 } 4880 if (!mProvidersByAuthority.containsKey(names[j])) { 4881 mProvidersByAuthority.put(names[j], p); 4882 if (p.info.authority == null) { 4883 p.info.authority = names[j]; 4884 } else { 4885 p.info.authority = p.info.authority + ";" + names[j]; 4886 } 4887 if (DEBUG_PACKAGE_SCANNING) { 4888 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4889 Log.d(TAG, "Registered content provider: " + names[j] 4890 + ", className = " + p.info.name + ", isSyncable = " 4891 + p.info.isSyncable); 4892 } 4893 } else { 4894 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 4895 Slog.w(TAG, "Skipping provider name " + names[j] + 4896 " (in package " + pkg.applicationInfo.packageName + 4897 "): name already used by " 4898 + ((other != null && other.getComponentName() != null) 4899 ? other.getComponentName().getPackageName() : "?")); 4900 } 4901 } 4902 } 4903 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4904 if (r == null) { 4905 r = new StringBuilder(256); 4906 } else { 4907 r.append(' '); 4908 } 4909 r.append(p.info.name); 4910 } 4911 } 4912 if (r != null) { 4913 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 4914 } 4915 4916 N = pkg.services.size(); 4917 r = null; 4918 for (i=0; i<N; i++) { 4919 PackageParser.Service s = pkg.services.get(i); 4920 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 4921 s.info.processName, pkg.applicationInfo.uid); 4922 mServices.addService(s); 4923 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4924 if (r == null) { 4925 r = new StringBuilder(256); 4926 } else { 4927 r.append(' '); 4928 } 4929 r.append(s.info.name); 4930 } 4931 } 4932 if (r != null) { 4933 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 4934 } 4935 4936 N = pkg.receivers.size(); 4937 r = null; 4938 for (i=0; i<N; i++) { 4939 PackageParser.Activity a = pkg.receivers.get(i); 4940 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4941 a.info.processName, pkg.applicationInfo.uid); 4942 mReceivers.addActivity(a, "receiver"); 4943 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4944 if (r == null) { 4945 r = new StringBuilder(256); 4946 } else { 4947 r.append(' '); 4948 } 4949 r.append(a.info.name); 4950 } 4951 } 4952 if (r != null) { 4953 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 4954 } 4955 4956 N = pkg.activities.size(); 4957 r = null; 4958 for (i=0; i<N; i++) { 4959 PackageParser.Activity a = pkg.activities.get(i); 4960 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4961 a.info.processName, pkg.applicationInfo.uid); 4962 mActivities.addActivity(a, "activity"); 4963 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4964 if (r == null) { 4965 r = new StringBuilder(256); 4966 } else { 4967 r.append(' '); 4968 } 4969 r.append(a.info.name); 4970 } 4971 } 4972 if (r != null) { 4973 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 4974 } 4975 4976 N = pkg.permissionGroups.size(); 4977 r = null; 4978 for (i=0; i<N; i++) { 4979 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 4980 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 4981 if (cur == null) { 4982 mPermissionGroups.put(pg.info.name, pg); 4983 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4984 if (r == null) { 4985 r = new StringBuilder(256); 4986 } else { 4987 r.append(' '); 4988 } 4989 r.append(pg.info.name); 4990 } 4991 } else { 4992 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 4993 + pg.info.packageName + " ignored: original from " 4994 + cur.info.packageName); 4995 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4996 if (r == null) { 4997 r = new StringBuilder(256); 4998 } else { 4999 r.append(' '); 5000 } 5001 r.append("DUP:"); 5002 r.append(pg.info.name); 5003 } 5004 } 5005 } 5006 if (r != null) { 5007 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5008 } 5009 5010 N = pkg.permissions.size(); 5011 r = null; 5012 for (i=0; i<N; i++) { 5013 PackageParser.Permission p = pkg.permissions.get(i); 5014 HashMap<String, BasePermission> permissionMap = 5015 p.tree ? mSettings.mPermissionTrees 5016 : mSettings.mPermissions; 5017 p.group = mPermissionGroups.get(p.info.group); 5018 if (p.info.group == null || p.group != null) { 5019 BasePermission bp = permissionMap.get(p.info.name); 5020 if (bp == null) { 5021 bp = new BasePermission(p.info.name, p.info.packageName, 5022 BasePermission.TYPE_NORMAL); 5023 permissionMap.put(p.info.name, bp); 5024 } 5025 if (bp.perm == null) { 5026 if (bp.sourcePackage != null 5027 && !bp.sourcePackage.equals(p.info.packageName)) { 5028 // If this is a permission that was formerly defined by a non-system 5029 // app, but is now defined by a system app (following an upgrade), 5030 // discard the previous declaration and consider the system's to be 5031 // canonical. 5032 if (isSystemApp(p.owner)) { 5033 Slog.i(TAG, "New decl " + p.owner + " of permission " 5034 + p.info.name + " is system"); 5035 bp.sourcePackage = null; 5036 } 5037 } 5038 if (bp.sourcePackage == null 5039 || bp.sourcePackage.equals(p.info.packageName)) { 5040 BasePermission tree = findPermissionTreeLP(p.info.name); 5041 if (tree == null 5042 || tree.sourcePackage.equals(p.info.packageName)) { 5043 bp.packageSetting = pkgSetting; 5044 bp.perm = p; 5045 bp.uid = pkg.applicationInfo.uid; 5046 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5047 if (r == null) { 5048 r = new StringBuilder(256); 5049 } else { 5050 r.append(' '); 5051 } 5052 r.append(p.info.name); 5053 } 5054 } else { 5055 Slog.w(TAG, "Permission " + p.info.name + " from package " 5056 + p.info.packageName + " ignored: base tree " 5057 + tree.name + " is from package " 5058 + tree.sourcePackage); 5059 } 5060 } else { 5061 Slog.w(TAG, "Permission " + p.info.name + " from package " 5062 + p.info.packageName + " ignored: original from " 5063 + bp.sourcePackage); 5064 } 5065 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5066 if (r == null) { 5067 r = new StringBuilder(256); 5068 } else { 5069 r.append(' '); 5070 } 5071 r.append("DUP:"); 5072 r.append(p.info.name); 5073 } 5074 if (bp.perm == p) { 5075 bp.protectionLevel = p.info.protectionLevel; 5076 } 5077 } else { 5078 Slog.w(TAG, "Permission " + p.info.name + " from package " 5079 + p.info.packageName + " ignored: no group " 5080 + p.group); 5081 } 5082 } 5083 if (r != null) { 5084 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5085 } 5086 5087 N = pkg.instrumentation.size(); 5088 r = null; 5089 for (i=0; i<N; i++) { 5090 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5091 a.info.packageName = pkg.applicationInfo.packageName; 5092 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5093 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5094 a.info.dataDir = pkg.applicationInfo.dataDir; 5095 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5096 mInstrumentation.put(a.getComponentName(), a); 5097 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5098 if (r == null) { 5099 r = new StringBuilder(256); 5100 } else { 5101 r.append(' '); 5102 } 5103 r.append(a.info.name); 5104 } 5105 } 5106 if (r != null) { 5107 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5108 } 5109 5110 if (pkg.protectedBroadcasts != null) { 5111 N = pkg.protectedBroadcasts.size(); 5112 for (i=0; i<N; i++) { 5113 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5114 } 5115 } 5116 5117 pkgSetting.setTimeStamp(scanFileTime); 5118 } 5119 5120 return pkg; 5121 } 5122 5123 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 5124 synchronized (mPackages) { 5125 mResolverReplaced = true; 5126 // Set up information for custom user intent resolution activity. 5127 mResolveActivity.applicationInfo = pkg.applicationInfo; 5128 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 5129 mResolveActivity.packageName = pkg.applicationInfo.packageName; 5130 mResolveActivity.processName = null; 5131 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5132 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 5133 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 5134 mResolveActivity.theme = 0; 5135 mResolveActivity.exported = true; 5136 mResolveActivity.enabled = true; 5137 mResolveInfo.activityInfo = mResolveActivity; 5138 mResolveInfo.priority = 0; 5139 mResolveInfo.preferredOrder = 0; 5140 mResolveInfo.match = 0; 5141 mResolveComponentName = mCustomResolverComponentName; 5142 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 5143 mResolveComponentName); 5144 } 5145 } 5146 5147 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 5148 PackageSetting pkgSetting) { 5149 final String apkLibPath = getApkName(pkgSetting.codePathString); 5150 final String nativeLibraryPath = new File(mAppLibInstallDir, apkLibPath).getPath(); 5151 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 5152 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 5153 } 5154 5155 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 5156 throws IOException { 5157 if (!nativeLibraryDir.isDirectory()) { 5158 nativeLibraryDir.delete(); 5159 5160 if (!nativeLibraryDir.mkdir()) { 5161 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 5162 } 5163 5164 try { 5165 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 5166 | S_IXOTH); 5167 } catch (ErrnoException e) { 5168 throw new IOException("Cannot chmod native library directory " 5169 + nativeLibraryDir.getPath(), e); 5170 } 5171 } else if (!SELinux.restorecon(nativeLibraryDir)) { 5172 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 5173 } 5174 5175 /* 5176 * If this is an internal application or our nativeLibraryPath points to 5177 * the app-lib directory, unpack the libraries if necessary. 5178 */ 5179 return NativeLibraryHelper.copyNativeBinariesIfNeededLI(scanFile, nativeLibraryDir); 5180 } 5181 5182 private void killApplication(String pkgName, int appId, String reason) { 5183 // Request the ActivityManager to kill the process(only for existing packages) 5184 // so that we do not end up in a confused state while the user is still using the older 5185 // version of the application while the new one gets installed. 5186 IActivityManager am = ActivityManagerNative.getDefault(); 5187 if (am != null) { 5188 try { 5189 am.killApplicationWithAppId(pkgName, appId, reason); 5190 } catch (RemoteException e) { 5191 } 5192 } 5193 } 5194 5195 void removePackageLI(PackageSetting ps, boolean chatty) { 5196 if (DEBUG_INSTALL) { 5197 if (chatty) 5198 Log.d(TAG, "Removing package " + ps.name); 5199 } 5200 5201 // writer 5202 synchronized (mPackages) { 5203 mPackages.remove(ps.name); 5204 if (ps.codePathString != null) { 5205 mAppDirs.remove(ps.codePathString); 5206 } 5207 5208 final PackageParser.Package pkg = ps.pkg; 5209 if (pkg != null) { 5210 cleanPackageDataStructuresLILPw(pkg, chatty); 5211 } 5212 } 5213 } 5214 5215 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 5216 if (DEBUG_INSTALL) { 5217 if (chatty) 5218 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 5219 } 5220 5221 // writer 5222 synchronized (mPackages) { 5223 mPackages.remove(pkg.applicationInfo.packageName); 5224 if (pkg.mPath != null) { 5225 mAppDirs.remove(pkg.mPath); 5226 } 5227 cleanPackageDataStructuresLILPw(pkg, chatty); 5228 } 5229 } 5230 5231 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 5232 int N = pkg.providers.size(); 5233 StringBuilder r = null; 5234 int i; 5235 for (i=0; i<N; i++) { 5236 PackageParser.Provider p = pkg.providers.get(i); 5237 mProviders.removeProvider(p); 5238 if (p.info.authority == null) { 5239 5240 /* There was another ContentProvider with this authority when 5241 * this app was installed so this authority is null, 5242 * Ignore it as we don't have to unregister the provider. 5243 */ 5244 continue; 5245 } 5246 String names[] = p.info.authority.split(";"); 5247 for (int j = 0; j < names.length; j++) { 5248 if (mProvidersByAuthority.get(names[j]) == p) { 5249 mProvidersByAuthority.remove(names[j]); 5250 if (DEBUG_REMOVE) { 5251 if (chatty) 5252 Log.d(TAG, "Unregistered content provider: " + names[j] 5253 + ", className = " + p.info.name + ", isSyncable = " 5254 + p.info.isSyncable); 5255 } 5256 } 5257 } 5258 if (DEBUG_REMOVE && chatty) { 5259 if (r == null) { 5260 r = new StringBuilder(256); 5261 } else { 5262 r.append(' '); 5263 } 5264 r.append(p.info.name); 5265 } 5266 } 5267 if (r != null) { 5268 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 5269 } 5270 5271 N = pkg.services.size(); 5272 r = null; 5273 for (i=0; i<N; i++) { 5274 PackageParser.Service s = pkg.services.get(i); 5275 mServices.removeService(s); 5276 if (chatty) { 5277 if (r == null) { 5278 r = new StringBuilder(256); 5279 } else { 5280 r.append(' '); 5281 } 5282 r.append(s.info.name); 5283 } 5284 } 5285 if (r != null) { 5286 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 5287 } 5288 5289 N = pkg.receivers.size(); 5290 r = null; 5291 for (i=0; i<N; i++) { 5292 PackageParser.Activity a = pkg.receivers.get(i); 5293 mReceivers.removeActivity(a, "receiver"); 5294 if (DEBUG_REMOVE && chatty) { 5295 if (r == null) { 5296 r = new StringBuilder(256); 5297 } else { 5298 r.append(' '); 5299 } 5300 r.append(a.info.name); 5301 } 5302 } 5303 if (r != null) { 5304 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 5305 } 5306 5307 N = pkg.activities.size(); 5308 r = null; 5309 for (i=0; i<N; i++) { 5310 PackageParser.Activity a = pkg.activities.get(i); 5311 mActivities.removeActivity(a, "activity"); 5312 if (DEBUG_REMOVE && chatty) { 5313 if (r == null) { 5314 r = new StringBuilder(256); 5315 } else { 5316 r.append(' '); 5317 } 5318 r.append(a.info.name); 5319 } 5320 } 5321 if (r != null) { 5322 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 5323 } 5324 5325 N = pkg.permissions.size(); 5326 r = null; 5327 for (i=0; i<N; i++) { 5328 PackageParser.Permission p = pkg.permissions.get(i); 5329 BasePermission bp = mSettings.mPermissions.get(p.info.name); 5330 if (bp == null) { 5331 bp = mSettings.mPermissionTrees.get(p.info.name); 5332 } 5333 if (bp != null && bp.perm == p) { 5334 bp.perm = null; 5335 if (DEBUG_REMOVE && chatty) { 5336 if (r == null) { 5337 r = new StringBuilder(256); 5338 } else { 5339 r.append(' '); 5340 } 5341 r.append(p.info.name); 5342 } 5343 } 5344 } 5345 if (r != null) { 5346 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 5347 } 5348 5349 N = pkg.instrumentation.size(); 5350 r = null; 5351 for (i=0; i<N; i++) { 5352 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5353 mInstrumentation.remove(a.getComponentName()); 5354 if (DEBUG_REMOVE && chatty) { 5355 if (r == null) { 5356 r = new StringBuilder(256); 5357 } else { 5358 r.append(' '); 5359 } 5360 r.append(a.info.name); 5361 } 5362 } 5363 if (r != null) { 5364 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 5365 } 5366 5367 r = null; 5368 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5369 // Only system apps can hold shared libraries. 5370 if (pkg.libraryNames != null) { 5371 for (i=0; i<pkg.libraryNames.size(); i++) { 5372 String name = pkg.libraryNames.get(i); 5373 SharedLibraryEntry cur = mSharedLibraries.get(name); 5374 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 5375 mSharedLibraries.remove(name); 5376 if (DEBUG_REMOVE && chatty) { 5377 if (r == null) { 5378 r = new StringBuilder(256); 5379 } else { 5380 r.append(' '); 5381 } 5382 r.append(name); 5383 } 5384 } 5385 } 5386 } 5387 } 5388 if (r != null) { 5389 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 5390 } 5391 } 5392 5393 private static final boolean isPackageFilename(String name) { 5394 return name != null && name.endsWith(".apk"); 5395 } 5396 5397 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 5398 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 5399 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 5400 return true; 5401 } 5402 } 5403 return false; 5404 } 5405 5406 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 5407 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 5408 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 5409 5410 private void updatePermissionsLPw(String changingPkg, 5411 PackageParser.Package pkgInfo, int flags) { 5412 // Make sure there are no dangling permission trees. 5413 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 5414 while (it.hasNext()) { 5415 final BasePermission bp = it.next(); 5416 if (bp.packageSetting == null) { 5417 // We may not yet have parsed the package, so just see if 5418 // we still know about its settings. 5419 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5420 } 5421 if (bp.packageSetting == null) { 5422 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 5423 + " from package " + bp.sourcePackage); 5424 it.remove(); 5425 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5426 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5427 Slog.i(TAG, "Removing old permission tree: " + bp.name 5428 + " from package " + bp.sourcePackage); 5429 flags |= UPDATE_PERMISSIONS_ALL; 5430 it.remove(); 5431 } 5432 } 5433 } 5434 5435 // Make sure all dynamic permissions have been assigned to a package, 5436 // and make sure there are no dangling permissions. 5437 it = mSettings.mPermissions.values().iterator(); 5438 while (it.hasNext()) { 5439 final BasePermission bp = it.next(); 5440 if (bp.type == BasePermission.TYPE_DYNAMIC) { 5441 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 5442 + bp.name + " pkg=" + bp.sourcePackage 5443 + " info=" + bp.pendingInfo); 5444 if (bp.packageSetting == null && bp.pendingInfo != null) { 5445 final BasePermission tree = findPermissionTreeLP(bp.name); 5446 if (tree != null && tree.perm != null) { 5447 bp.packageSetting = tree.packageSetting; 5448 bp.perm = new PackageParser.Permission(tree.perm.owner, 5449 new PermissionInfo(bp.pendingInfo)); 5450 bp.perm.info.packageName = tree.perm.info.packageName; 5451 bp.perm.info.name = bp.name; 5452 bp.uid = tree.uid; 5453 } 5454 } 5455 } 5456 if (bp.packageSetting == null) { 5457 // We may not yet have parsed the package, so just see if 5458 // we still know about its settings. 5459 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5460 } 5461 if (bp.packageSetting == null) { 5462 Slog.w(TAG, "Removing dangling permission: " + bp.name 5463 + " from package " + bp.sourcePackage); 5464 it.remove(); 5465 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5466 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5467 Slog.i(TAG, "Removing old permission: " + bp.name 5468 + " from package " + bp.sourcePackage); 5469 flags |= UPDATE_PERMISSIONS_ALL; 5470 it.remove(); 5471 } 5472 } 5473 } 5474 5475 // Now update the permissions for all packages, in particular 5476 // replace the granted permissions of the system packages. 5477 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 5478 for (PackageParser.Package pkg : mPackages.values()) { 5479 if (pkg != pkgInfo) { 5480 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 5481 } 5482 } 5483 } 5484 5485 if (pkgInfo != null) { 5486 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 5487 } 5488 } 5489 5490 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 5491 final PackageSetting ps = (PackageSetting) pkg.mExtras; 5492 if (ps == null) { 5493 return; 5494 } 5495 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 5496 HashSet<String> origPermissions = gp.grantedPermissions; 5497 boolean changedPermission = false; 5498 5499 if (replace) { 5500 ps.permissionsFixed = false; 5501 if (gp == ps) { 5502 origPermissions = new HashSet<String>(gp.grantedPermissions); 5503 gp.grantedPermissions.clear(); 5504 gp.gids = mGlobalGids; 5505 } 5506 } 5507 5508 if (gp.gids == null) { 5509 gp.gids = mGlobalGids; 5510 } 5511 5512 final int N = pkg.requestedPermissions.size(); 5513 for (int i=0; i<N; i++) { 5514 final String name = pkg.requestedPermissions.get(i); 5515 final boolean required = pkg.requestedPermissionsRequired.get(i); 5516 final BasePermission bp = mSettings.mPermissions.get(name); 5517 if (DEBUG_INSTALL) { 5518 if (gp != ps) { 5519 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 5520 } 5521 } 5522 5523 if (bp == null || bp.packageSetting == null) { 5524 Slog.w(TAG, "Unknown permission " + name 5525 + " in package " + pkg.packageName); 5526 continue; 5527 } 5528 5529 final String perm = bp.name; 5530 boolean allowed; 5531 boolean allowedSig = false; 5532 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 5533 if (level == PermissionInfo.PROTECTION_NORMAL 5534 || level == PermissionInfo.PROTECTION_DANGEROUS) { 5535 // We grant a normal or dangerous permission if any of the following 5536 // are true: 5537 // 1) The permission is required 5538 // 2) The permission is optional, but was granted in the past 5539 // 3) The permission is optional, but was requested by an 5540 // app in /system (not /data) 5541 // 5542 // Otherwise, reject the permission. 5543 allowed = (required || origPermissions.contains(perm) 5544 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 5545 } else if (bp.packageSetting == null) { 5546 // This permission is invalid; skip it. 5547 allowed = false; 5548 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 5549 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 5550 if (allowed) { 5551 allowedSig = true; 5552 } 5553 } else { 5554 allowed = false; 5555 } 5556 if (DEBUG_INSTALL) { 5557 if (gp != ps) { 5558 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 5559 } 5560 } 5561 if (allowed) { 5562 if (!isSystemApp(ps) && ps.permissionsFixed) { 5563 // If this is an existing, non-system package, then 5564 // we can't add any new permissions to it. 5565 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 5566 // Except... if this is a permission that was added 5567 // to the platform (note: need to only do this when 5568 // updating the platform). 5569 allowed = isNewPlatformPermissionForPackage(perm, pkg); 5570 } 5571 } 5572 if (allowed) { 5573 if (!gp.grantedPermissions.contains(perm)) { 5574 changedPermission = true; 5575 gp.grantedPermissions.add(perm); 5576 gp.gids = appendInts(gp.gids, bp.gids); 5577 } else if (!ps.haveGids) { 5578 gp.gids = appendInts(gp.gids, bp.gids); 5579 } 5580 } else { 5581 Slog.w(TAG, "Not granting permission " + perm 5582 + " to package " + pkg.packageName 5583 + " because it was previously installed without"); 5584 } 5585 } else { 5586 if (gp.grantedPermissions.remove(perm)) { 5587 changedPermission = true; 5588 gp.gids = removeInts(gp.gids, bp.gids); 5589 Slog.i(TAG, "Un-granting permission " + perm 5590 + " from package " + pkg.packageName 5591 + " (protectionLevel=" + bp.protectionLevel 5592 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5593 + ")"); 5594 } else { 5595 Slog.w(TAG, "Not granting permission " + perm 5596 + " to package " + pkg.packageName 5597 + " (protectionLevel=" + bp.protectionLevel 5598 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5599 + ")"); 5600 } 5601 } 5602 } 5603 5604 if ((changedPermission || replace) && !ps.permissionsFixed && 5605 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 5606 // This is the first that we have heard about this package, so the 5607 // permissions we have now selected are fixed until explicitly 5608 // changed. 5609 ps.permissionsFixed = true; 5610 } 5611 ps.haveGids = true; 5612 } 5613 5614 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 5615 boolean allowed = false; 5616 final int NP = PackageParser.NEW_PERMISSIONS.length; 5617 for (int ip=0; ip<NP; ip++) { 5618 final PackageParser.NewPermissionInfo npi 5619 = PackageParser.NEW_PERMISSIONS[ip]; 5620 if (npi.name.equals(perm) 5621 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 5622 allowed = true; 5623 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 5624 + pkg.packageName); 5625 break; 5626 } 5627 } 5628 return allowed; 5629 } 5630 5631 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 5632 BasePermission bp, HashSet<String> origPermissions) { 5633 boolean allowed; 5634 allowed = (compareSignatures( 5635 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 5636 == PackageManager.SIGNATURE_MATCH) 5637 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 5638 == PackageManager.SIGNATURE_MATCH); 5639 if (!allowed && (bp.protectionLevel 5640 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 5641 if (isSystemApp(pkg)) { 5642 // For updated system applications, a system permission 5643 // is granted only if it had been defined by the original application. 5644 if (isUpdatedSystemApp(pkg)) { 5645 final PackageSetting sysPs = mSettings 5646 .getDisabledSystemPkgLPr(pkg.packageName); 5647 final GrantedPermissions origGp = sysPs.sharedUser != null 5648 ? sysPs.sharedUser : sysPs; 5649 5650 if (origGp.grantedPermissions.contains(perm)) { 5651 // If the original was granted this permission, we take 5652 // that grant decision as read and propagate it to the 5653 // update. 5654 allowed = true; 5655 } else { 5656 // The system apk may have been updated with an older 5657 // version of the one on the data partition, but which 5658 // granted a new system permission that it didn't have 5659 // before. In this case we do want to allow the app to 5660 // now get the new permission if the ancestral apk is 5661 // privileged to get it. 5662 if (sysPs.pkg != null && sysPs.isPrivileged()) { 5663 for (int j=0; 5664 j<sysPs.pkg.requestedPermissions.size(); j++) { 5665 if (perm.equals( 5666 sysPs.pkg.requestedPermissions.get(j))) { 5667 allowed = true; 5668 break; 5669 } 5670 } 5671 } 5672 } 5673 } else { 5674 allowed = isPrivilegedApp(pkg); 5675 } 5676 } 5677 } 5678 if (!allowed && (bp.protectionLevel 5679 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 5680 // For development permissions, a development permission 5681 // is granted only if it was already granted. 5682 allowed = origPermissions.contains(perm); 5683 } 5684 return allowed; 5685 } 5686 5687 final class ActivityIntentResolver 5688 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 5689 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5690 boolean defaultOnly, int userId) { 5691 if (!sUserManager.exists(userId)) return null; 5692 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5693 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5694 } 5695 5696 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5697 int userId) { 5698 if (!sUserManager.exists(userId)) return null; 5699 mFlags = flags; 5700 return super.queryIntent(intent, resolvedType, 5701 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5702 } 5703 5704 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5705 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 5706 if (!sUserManager.exists(userId)) return null; 5707 if (packageActivities == null) { 5708 return null; 5709 } 5710 mFlags = flags; 5711 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5712 final int N = packageActivities.size(); 5713 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 5714 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 5715 5716 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 5717 for (int i = 0; i < N; ++i) { 5718 intentFilters = packageActivities.get(i).intents; 5719 if (intentFilters != null && intentFilters.size() > 0) { 5720 PackageParser.ActivityIntentInfo[] array = 5721 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 5722 intentFilters.toArray(array); 5723 listCut.add(array); 5724 } 5725 } 5726 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5727 } 5728 5729 public final void addActivity(PackageParser.Activity a, String type) { 5730 final boolean systemApp = isSystemApp(a.info.applicationInfo); 5731 mActivities.put(a.getComponentName(), a); 5732 if (DEBUG_SHOW_INFO) 5733 Log.v( 5734 TAG, " " + type + " " + 5735 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 5736 if (DEBUG_SHOW_INFO) 5737 Log.v(TAG, " Class=" + a.info.name); 5738 final int NI = a.intents.size(); 5739 for (int j=0; j<NI; j++) { 5740 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5741 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 5742 intent.setPriority(0); 5743 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 5744 + a.className + " with priority > 0, forcing to 0"); 5745 } 5746 if (DEBUG_SHOW_INFO) { 5747 Log.v(TAG, " IntentFilter:"); 5748 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5749 } 5750 if (!intent.debugCheck()) { 5751 Log.w(TAG, "==> For Activity " + a.info.name); 5752 } 5753 addFilter(intent); 5754 } 5755 } 5756 5757 public final void removeActivity(PackageParser.Activity a, String type) { 5758 mActivities.remove(a.getComponentName()); 5759 if (DEBUG_SHOW_INFO) { 5760 Log.v(TAG, " " + type + " " 5761 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 5762 : a.info.name) + ":"); 5763 Log.v(TAG, " Class=" + a.info.name); 5764 } 5765 final int NI = a.intents.size(); 5766 for (int j=0; j<NI; j++) { 5767 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5768 if (DEBUG_SHOW_INFO) { 5769 Log.v(TAG, " IntentFilter:"); 5770 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5771 } 5772 removeFilter(intent); 5773 } 5774 } 5775 5776 @Override 5777 protected boolean allowFilterResult( 5778 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 5779 ActivityInfo filterAi = filter.activity.info; 5780 for (int i=dest.size()-1; i>=0; i--) { 5781 ActivityInfo destAi = dest.get(i).activityInfo; 5782 if (destAi.name == filterAi.name 5783 && destAi.packageName == filterAi.packageName) { 5784 return false; 5785 } 5786 } 5787 return true; 5788 } 5789 5790 @Override 5791 protected ActivityIntentInfo[] newArray(int size) { 5792 return new ActivityIntentInfo[size]; 5793 } 5794 5795 @Override 5796 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 5797 if (!sUserManager.exists(userId)) return true; 5798 PackageParser.Package p = filter.activity.owner; 5799 if (p != null) { 5800 PackageSetting ps = (PackageSetting)p.mExtras; 5801 if (ps != null) { 5802 // System apps are never considered stopped for purposes of 5803 // filtering, because there may be no way for the user to 5804 // actually re-launch them. 5805 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 5806 && ps.getStopped(userId); 5807 } 5808 } 5809 return false; 5810 } 5811 5812 @Override 5813 protected boolean isPackageForFilter(String packageName, 5814 PackageParser.ActivityIntentInfo info) { 5815 return packageName.equals(info.activity.owner.packageName); 5816 } 5817 5818 @Override 5819 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 5820 int match, int userId) { 5821 if (!sUserManager.exists(userId)) return null; 5822 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 5823 return null; 5824 } 5825 final PackageParser.Activity activity = info.activity; 5826 if (mSafeMode && (activity.info.applicationInfo.flags 5827 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5828 return null; 5829 } 5830 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 5831 if (ps == null) { 5832 return null; 5833 } 5834 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 5835 ps.readUserState(userId), userId); 5836 if (ai == null) { 5837 return null; 5838 } 5839 final ResolveInfo res = new ResolveInfo(); 5840 res.activityInfo = ai; 5841 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5842 res.filter = info; 5843 } 5844 res.priority = info.getPriority(); 5845 res.preferredOrder = activity.owner.mPreferredOrder; 5846 //System.out.println("Result: " + res.activityInfo.className + 5847 // " = " + res.priority); 5848 res.match = match; 5849 res.isDefault = info.hasDefault; 5850 res.labelRes = info.labelRes; 5851 res.nonLocalizedLabel = info.nonLocalizedLabel; 5852 res.icon = info.icon; 5853 res.system = isSystemApp(res.activityInfo.applicationInfo); 5854 return res; 5855 } 5856 5857 @Override 5858 protected void sortResults(List<ResolveInfo> results) { 5859 Collections.sort(results, mResolvePrioritySorter); 5860 } 5861 5862 @Override 5863 protected void dumpFilter(PrintWriter out, String prefix, 5864 PackageParser.ActivityIntentInfo filter) { 5865 out.print(prefix); out.print( 5866 Integer.toHexString(System.identityHashCode(filter.activity))); 5867 out.print(' '); 5868 filter.activity.printComponentShortName(out); 5869 out.print(" filter "); 5870 out.println(Integer.toHexString(System.identityHashCode(filter))); 5871 } 5872 5873// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5874// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5875// final List<ResolveInfo> retList = Lists.newArrayList(); 5876// while (i.hasNext()) { 5877// final ResolveInfo resolveInfo = i.next(); 5878// if (isEnabledLP(resolveInfo.activityInfo)) { 5879// retList.add(resolveInfo); 5880// } 5881// } 5882// return retList; 5883// } 5884 5885 // Keys are String (activity class name), values are Activity. 5886 private final HashMap<ComponentName, PackageParser.Activity> mActivities 5887 = new HashMap<ComponentName, PackageParser.Activity>(); 5888 private int mFlags; 5889 } 5890 5891 private final class ServiceIntentResolver 5892 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 5893 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5894 boolean defaultOnly, int userId) { 5895 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5896 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5897 } 5898 5899 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5900 int userId) { 5901 if (!sUserManager.exists(userId)) return null; 5902 mFlags = flags; 5903 return super.queryIntent(intent, resolvedType, 5904 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5905 } 5906 5907 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5908 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 5909 if (!sUserManager.exists(userId)) return null; 5910 if (packageServices == null) { 5911 return null; 5912 } 5913 mFlags = flags; 5914 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5915 final int N = packageServices.size(); 5916 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 5917 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 5918 5919 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 5920 for (int i = 0; i < N; ++i) { 5921 intentFilters = packageServices.get(i).intents; 5922 if (intentFilters != null && intentFilters.size() > 0) { 5923 PackageParser.ServiceIntentInfo[] array = 5924 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 5925 intentFilters.toArray(array); 5926 listCut.add(array); 5927 } 5928 } 5929 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5930 } 5931 5932 public final void addService(PackageParser.Service s) { 5933 mServices.put(s.getComponentName(), s); 5934 if (DEBUG_SHOW_INFO) { 5935 Log.v(TAG, " " 5936 + (s.info.nonLocalizedLabel != null 5937 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5938 Log.v(TAG, " Class=" + s.info.name); 5939 } 5940 final int NI = s.intents.size(); 5941 int j; 5942 for (j=0; j<NI; j++) { 5943 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5944 if (DEBUG_SHOW_INFO) { 5945 Log.v(TAG, " IntentFilter:"); 5946 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5947 } 5948 if (!intent.debugCheck()) { 5949 Log.w(TAG, "==> For Service " + s.info.name); 5950 } 5951 addFilter(intent); 5952 } 5953 } 5954 5955 public final void removeService(PackageParser.Service s) { 5956 mServices.remove(s.getComponentName()); 5957 if (DEBUG_SHOW_INFO) { 5958 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 5959 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5960 Log.v(TAG, " Class=" + s.info.name); 5961 } 5962 final int NI = s.intents.size(); 5963 int j; 5964 for (j=0; j<NI; j++) { 5965 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5966 if (DEBUG_SHOW_INFO) { 5967 Log.v(TAG, " IntentFilter:"); 5968 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5969 } 5970 removeFilter(intent); 5971 } 5972 } 5973 5974 @Override 5975 protected boolean allowFilterResult( 5976 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 5977 ServiceInfo filterSi = filter.service.info; 5978 for (int i=dest.size()-1; i>=0; i--) { 5979 ServiceInfo destAi = dest.get(i).serviceInfo; 5980 if (destAi.name == filterSi.name 5981 && destAi.packageName == filterSi.packageName) { 5982 return false; 5983 } 5984 } 5985 return true; 5986 } 5987 5988 @Override 5989 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 5990 return new PackageParser.ServiceIntentInfo[size]; 5991 } 5992 5993 @Override 5994 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 5995 if (!sUserManager.exists(userId)) return true; 5996 PackageParser.Package p = filter.service.owner; 5997 if (p != null) { 5998 PackageSetting ps = (PackageSetting)p.mExtras; 5999 if (ps != null) { 6000 // System apps are never considered stopped for purposes of 6001 // filtering, because there may be no way for the user to 6002 // actually re-launch them. 6003 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6004 && ps.getStopped(userId); 6005 } 6006 } 6007 return false; 6008 } 6009 6010 @Override 6011 protected boolean isPackageForFilter(String packageName, 6012 PackageParser.ServiceIntentInfo info) { 6013 return packageName.equals(info.service.owner.packageName); 6014 } 6015 6016 @Override 6017 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 6018 int match, int userId) { 6019 if (!sUserManager.exists(userId)) return null; 6020 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 6021 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 6022 return null; 6023 } 6024 final PackageParser.Service service = info.service; 6025 if (mSafeMode && (service.info.applicationInfo.flags 6026 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6027 return null; 6028 } 6029 PackageSetting ps = (PackageSetting) service.owner.mExtras; 6030 if (ps == null) { 6031 return null; 6032 } 6033 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 6034 ps.readUserState(userId), userId); 6035 if (si == null) { 6036 return null; 6037 } 6038 final ResolveInfo res = new ResolveInfo(); 6039 res.serviceInfo = si; 6040 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6041 res.filter = filter; 6042 } 6043 res.priority = info.getPriority(); 6044 res.preferredOrder = service.owner.mPreferredOrder; 6045 //System.out.println("Result: " + res.activityInfo.className + 6046 // " = " + res.priority); 6047 res.match = match; 6048 res.isDefault = info.hasDefault; 6049 res.labelRes = info.labelRes; 6050 res.nonLocalizedLabel = info.nonLocalizedLabel; 6051 res.icon = info.icon; 6052 res.system = isSystemApp(res.serviceInfo.applicationInfo); 6053 return res; 6054 } 6055 6056 @Override 6057 protected void sortResults(List<ResolveInfo> results) { 6058 Collections.sort(results, mResolvePrioritySorter); 6059 } 6060 6061 @Override 6062 protected void dumpFilter(PrintWriter out, String prefix, 6063 PackageParser.ServiceIntentInfo filter) { 6064 out.print(prefix); out.print( 6065 Integer.toHexString(System.identityHashCode(filter.service))); 6066 out.print(' '); 6067 filter.service.printComponentShortName(out); 6068 out.print(" filter "); 6069 out.println(Integer.toHexString(System.identityHashCode(filter))); 6070 } 6071 6072// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6073// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6074// final List<ResolveInfo> retList = Lists.newArrayList(); 6075// while (i.hasNext()) { 6076// final ResolveInfo resolveInfo = (ResolveInfo) i; 6077// if (isEnabledLP(resolveInfo.serviceInfo)) { 6078// retList.add(resolveInfo); 6079// } 6080// } 6081// return retList; 6082// } 6083 6084 // Keys are String (activity class name), values are Activity. 6085 private final HashMap<ComponentName, PackageParser.Service> mServices 6086 = new HashMap<ComponentName, PackageParser.Service>(); 6087 private int mFlags; 6088 }; 6089 6090 private final class ProviderIntentResolver 6091 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 6092 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6093 boolean defaultOnly, int userId) { 6094 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6095 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6096 } 6097 6098 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6099 int userId) { 6100 if (!sUserManager.exists(userId)) 6101 return null; 6102 mFlags = flags; 6103 return super.queryIntent(intent, resolvedType, 6104 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6105 } 6106 6107 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6108 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 6109 if (!sUserManager.exists(userId)) 6110 return null; 6111 if (packageProviders == null) { 6112 return null; 6113 } 6114 mFlags = flags; 6115 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 6116 final int N = packageProviders.size(); 6117 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 6118 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 6119 6120 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 6121 for (int i = 0; i < N; ++i) { 6122 intentFilters = packageProviders.get(i).intents; 6123 if (intentFilters != null && intentFilters.size() > 0) { 6124 PackageParser.ProviderIntentInfo[] array = 6125 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 6126 intentFilters.toArray(array); 6127 listCut.add(array); 6128 } 6129 } 6130 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6131 } 6132 6133 public final void addProvider(PackageParser.Provider p) { 6134 mProviders.put(p.getComponentName(), p); 6135 if (DEBUG_SHOW_INFO) { 6136 Log.v(TAG, " " 6137 + (p.info.nonLocalizedLabel != null 6138 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6139 Log.v(TAG, " Class=" + p.info.name); 6140 } 6141 final int NI = p.intents.size(); 6142 int j; 6143 for (j = 0; j < NI; j++) { 6144 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6145 if (DEBUG_SHOW_INFO) { 6146 Log.v(TAG, " IntentFilter:"); 6147 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6148 } 6149 if (!intent.debugCheck()) { 6150 Log.w(TAG, "==> For Provider " + p.info.name); 6151 } 6152 addFilter(intent); 6153 } 6154 } 6155 6156 public final void removeProvider(PackageParser.Provider p) { 6157 mProviders.remove(p.getComponentName()); 6158 if (DEBUG_SHOW_INFO) { 6159 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 6160 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6161 Log.v(TAG, " Class=" + p.info.name); 6162 } 6163 final int NI = p.intents.size(); 6164 int j; 6165 for (j = 0; j < NI; j++) { 6166 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6167 if (DEBUG_SHOW_INFO) { 6168 Log.v(TAG, " IntentFilter:"); 6169 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6170 } 6171 removeFilter(intent); 6172 } 6173 } 6174 6175 @Override 6176 protected boolean allowFilterResult( 6177 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 6178 ProviderInfo filterPi = filter.provider.info; 6179 for (int i = dest.size() - 1; i >= 0; i--) { 6180 ProviderInfo destPi = dest.get(i).providerInfo; 6181 if (destPi.name == filterPi.name 6182 && destPi.packageName == filterPi.packageName) { 6183 return false; 6184 } 6185 } 6186 return true; 6187 } 6188 6189 @Override 6190 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 6191 return new PackageParser.ProviderIntentInfo[size]; 6192 } 6193 6194 @Override 6195 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 6196 if (!sUserManager.exists(userId)) 6197 return true; 6198 PackageParser.Package p = filter.provider.owner; 6199 if (p != null) { 6200 PackageSetting ps = (PackageSetting) p.mExtras; 6201 if (ps != null) { 6202 // System apps are never considered stopped for purposes of 6203 // filtering, because there may be no way for the user to 6204 // actually re-launch them. 6205 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6206 && ps.getStopped(userId); 6207 } 6208 } 6209 return false; 6210 } 6211 6212 @Override 6213 protected boolean isPackageForFilter(String packageName, 6214 PackageParser.ProviderIntentInfo info) { 6215 return packageName.equals(info.provider.owner.packageName); 6216 } 6217 6218 @Override 6219 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 6220 int match, int userId) { 6221 if (!sUserManager.exists(userId)) 6222 return null; 6223 final PackageParser.ProviderIntentInfo info = filter; 6224 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 6225 return null; 6226 } 6227 final PackageParser.Provider provider = info.provider; 6228 if (mSafeMode && (provider.info.applicationInfo.flags 6229 & ApplicationInfo.FLAG_SYSTEM) == 0) { 6230 return null; 6231 } 6232 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 6233 if (ps == null) { 6234 return null; 6235 } 6236 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 6237 ps.readUserState(userId), userId); 6238 if (pi == null) { 6239 return null; 6240 } 6241 final ResolveInfo res = new ResolveInfo(); 6242 res.providerInfo = pi; 6243 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 6244 res.filter = filter; 6245 } 6246 res.priority = info.getPriority(); 6247 res.preferredOrder = provider.owner.mPreferredOrder; 6248 res.match = match; 6249 res.isDefault = info.hasDefault; 6250 res.labelRes = info.labelRes; 6251 res.nonLocalizedLabel = info.nonLocalizedLabel; 6252 res.icon = info.icon; 6253 res.system = isSystemApp(res.providerInfo.applicationInfo); 6254 return res; 6255 } 6256 6257 @Override 6258 protected void sortResults(List<ResolveInfo> results) { 6259 Collections.sort(results, mResolvePrioritySorter); 6260 } 6261 6262 @Override 6263 protected void dumpFilter(PrintWriter out, String prefix, 6264 PackageParser.ProviderIntentInfo filter) { 6265 out.print(prefix); 6266 out.print( 6267 Integer.toHexString(System.identityHashCode(filter.provider))); 6268 out.print(' '); 6269 filter.provider.printComponentShortName(out); 6270 out.print(" filter "); 6271 out.println(Integer.toHexString(System.identityHashCode(filter))); 6272 } 6273 6274 private final HashMap<ComponentName, PackageParser.Provider> mProviders 6275 = new HashMap<ComponentName, PackageParser.Provider>(); 6276 private int mFlags; 6277 }; 6278 6279 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 6280 new Comparator<ResolveInfo>() { 6281 public int compare(ResolveInfo r1, ResolveInfo r2) { 6282 int v1 = r1.priority; 6283 int v2 = r2.priority; 6284 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 6285 if (v1 != v2) { 6286 return (v1 > v2) ? -1 : 1; 6287 } 6288 v1 = r1.preferredOrder; 6289 v2 = r2.preferredOrder; 6290 if (v1 != v2) { 6291 return (v1 > v2) ? -1 : 1; 6292 } 6293 if (r1.isDefault != r2.isDefault) { 6294 return r1.isDefault ? -1 : 1; 6295 } 6296 v1 = r1.match; 6297 v2 = r2.match; 6298 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 6299 if (v1 != v2) { 6300 return (v1 > v2) ? -1 : 1; 6301 } 6302 if (r1.system != r2.system) { 6303 return r1.system ? -1 : 1; 6304 } 6305 return 0; 6306 } 6307 }; 6308 6309 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 6310 new Comparator<ProviderInfo>() { 6311 public int compare(ProviderInfo p1, ProviderInfo p2) { 6312 final int v1 = p1.initOrder; 6313 final int v2 = p2.initOrder; 6314 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 6315 } 6316 }; 6317 6318 static final void sendPackageBroadcast(String action, String pkg, 6319 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 6320 int[] userIds) { 6321 IActivityManager am = ActivityManagerNative.getDefault(); 6322 if (am != null) { 6323 try { 6324 if (userIds == null) { 6325 userIds = am.getRunningUserIds(); 6326 } 6327 for (int id : userIds) { 6328 final Intent intent = new Intent(action, 6329 pkg != null ? Uri.fromParts("package", pkg, null) : null); 6330 if (extras != null) { 6331 intent.putExtras(extras); 6332 } 6333 if (targetPkg != null) { 6334 intent.setPackage(targetPkg); 6335 } 6336 // Modify the UID when posting to other users 6337 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 6338 if (uid > 0 && UserHandle.getUserId(uid) != id) { 6339 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 6340 intent.putExtra(Intent.EXTRA_UID, uid); 6341 } 6342 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 6343 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 6344 if (DEBUG_BROADCASTS) { 6345 RuntimeException here = new RuntimeException("here"); 6346 here.fillInStackTrace(); 6347 Slog.d(TAG, "Sending to user " + id + ": " 6348 + intent.toShortString(false, true, false, false) 6349 + " " + intent.getExtras(), here); 6350 } 6351 am.broadcastIntent(null, intent, null, finishedReceiver, 6352 0, null, null, null, android.app.AppOpsManager.OP_NONE, 6353 finishedReceiver != null, false, id); 6354 } 6355 } catch (RemoteException ex) { 6356 } 6357 } 6358 } 6359 6360 /** 6361 * Check if the external storage media is available. This is true if there 6362 * is a mounted external storage medium or if the external storage is 6363 * emulated. 6364 */ 6365 private boolean isExternalMediaAvailable() { 6366 return mMediaMounted || Environment.isExternalStorageEmulated(); 6367 } 6368 6369 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 6370 // writer 6371 synchronized (mPackages) { 6372 if (!isExternalMediaAvailable()) { 6373 // If the external storage is no longer mounted at this point, 6374 // the caller may not have been able to delete all of this 6375 // packages files and can not delete any more. Bail. 6376 return null; 6377 } 6378 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 6379 if (lastPackage != null) { 6380 pkgs.remove(lastPackage); 6381 } 6382 if (pkgs.size() > 0) { 6383 return pkgs.get(0); 6384 } 6385 } 6386 return null; 6387 } 6388 6389 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 6390 if (false) { 6391 RuntimeException here = new RuntimeException("here"); 6392 here.fillInStackTrace(); 6393 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 6394 + " andCode=" + andCode, here); 6395 } 6396 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 6397 userId, andCode ? 1 : 0, packageName)); 6398 } 6399 6400 void startCleaningPackages() { 6401 // reader 6402 synchronized (mPackages) { 6403 if (!isExternalMediaAvailable()) { 6404 return; 6405 } 6406 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 6407 return; 6408 } 6409 } 6410 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 6411 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 6412 IActivityManager am = ActivityManagerNative.getDefault(); 6413 if (am != null) { 6414 try { 6415 am.startService(null, intent, null, UserHandle.USER_OWNER); 6416 } catch (RemoteException e) { 6417 } 6418 } 6419 } 6420 6421 private final class AppDirObserver extends FileObserver { 6422 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 6423 super(path, mask); 6424 mRootDir = path; 6425 mIsRom = isrom; 6426 mIsPrivileged = isPrivileged; 6427 } 6428 6429 public void onEvent(int event, String path) { 6430 String removedPackage = null; 6431 int removedAppId = -1; 6432 int[] removedUsers = null; 6433 String addedPackage = null; 6434 int addedAppId = -1; 6435 int[] addedUsers = null; 6436 6437 // TODO post a message to the handler to obtain serial ordering 6438 synchronized (mInstallLock) { 6439 String fullPathStr = null; 6440 File fullPath = null; 6441 if (path != null) { 6442 fullPath = new File(mRootDir, path); 6443 fullPathStr = fullPath.getPath(); 6444 } 6445 6446 if (DEBUG_APP_DIR_OBSERVER) 6447 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 6448 6449 if (!isPackageFilename(path)) { 6450 if (DEBUG_APP_DIR_OBSERVER) 6451 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 6452 return; 6453 } 6454 6455 // Ignore packages that are being installed or 6456 // have just been installed. 6457 if (ignoreCodePath(fullPathStr)) { 6458 return; 6459 } 6460 PackageParser.Package p = null; 6461 PackageSetting ps = null; 6462 // reader 6463 synchronized (mPackages) { 6464 p = mAppDirs.get(fullPathStr); 6465 if (p != null) { 6466 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 6467 if (ps != null) { 6468 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 6469 } else { 6470 removedUsers = sUserManager.getUserIds(); 6471 } 6472 } 6473 addedUsers = sUserManager.getUserIds(); 6474 } 6475 if ((event&REMOVE_EVENTS) != 0) { 6476 if (ps != null) { 6477 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 6478 removePackageLI(ps, true); 6479 removedPackage = ps.name; 6480 removedAppId = ps.appId; 6481 } 6482 } 6483 6484 if ((event&ADD_EVENTS) != 0) { 6485 if (p == null) { 6486 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 6487 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 6488 if (mIsRom) { 6489 flags |= PackageParser.PARSE_IS_SYSTEM 6490 | PackageParser.PARSE_IS_SYSTEM_DIR; 6491 if (mIsPrivileged) { 6492 flags |= PackageParser.PARSE_IS_PRIVILEGED; 6493 } 6494 } 6495 p = scanPackageLI(fullPath, flags, 6496 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 6497 System.currentTimeMillis(), UserHandle.ALL); 6498 if (p != null) { 6499 /* 6500 * TODO this seems dangerous as the package may have 6501 * changed since we last acquired the mPackages 6502 * lock. 6503 */ 6504 // writer 6505 synchronized (mPackages) { 6506 updatePermissionsLPw(p.packageName, p, 6507 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 6508 } 6509 addedPackage = p.applicationInfo.packageName; 6510 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 6511 } 6512 } 6513 } 6514 6515 // reader 6516 synchronized (mPackages) { 6517 mSettings.writeLPr(); 6518 } 6519 } 6520 6521 if (removedPackage != null) { 6522 Bundle extras = new Bundle(1); 6523 extras.putInt(Intent.EXTRA_UID, removedAppId); 6524 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 6525 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 6526 extras, null, null, removedUsers); 6527 } 6528 if (addedPackage != null) { 6529 Bundle extras = new Bundle(1); 6530 extras.putInt(Intent.EXTRA_UID, addedAppId); 6531 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 6532 extras, null, null, addedUsers); 6533 } 6534 } 6535 6536 private final String mRootDir; 6537 private final boolean mIsRom; 6538 private final boolean mIsPrivileged; 6539 } 6540 6541 /* Called when a downloaded package installation has been confirmed by the user */ 6542 public void installPackage( 6543 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 6544 installPackage(packageURI, observer, flags, null); 6545 } 6546 6547 /* Called when a downloaded package installation has been confirmed by the user */ 6548 public void installPackage( 6549 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 6550 final String installerPackageName) { 6551 installPackageWithVerification(packageURI, observer, flags, installerPackageName, null, 6552 null, null); 6553 } 6554 6555 @Override 6556 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 6557 int flags, String installerPackageName, Uri verificationURI, 6558 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6559 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6560 VerificationParams.NO_UID, manifestDigest); 6561 installPackageWithVerificationAndEncryption(packageURI, observer, flags, 6562 installerPackageName, verificationParams, encryptionParams); 6563 } 6564 6565 public void installPackageWithVerificationAndEncryption(Uri packageURI, 6566 IPackageInstallObserver observer, int flags, String installerPackageName, 6567 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6568 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6569 null); 6570 6571 final int uid = Binder.getCallingUid(); 6572 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 6573 try { 6574 observer.packageInstalled("", PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6575 } catch (RemoteException re) { 6576 } 6577 return; 6578 } 6579 6580 UserHandle user; 6581 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 6582 user = UserHandle.ALL; 6583 } else { 6584 user = new UserHandle(UserHandle.getUserId(uid)); 6585 } 6586 6587 final int filteredFlags; 6588 6589 if (uid == Process.SHELL_UID || uid == 0) { 6590 if (DEBUG_INSTALL) { 6591 Slog.v(TAG, "Install from ADB"); 6592 } 6593 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 6594 } else { 6595 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 6596 } 6597 6598 verificationParams.setInstallerUid(uid); 6599 6600 final Message msg = mHandler.obtainMessage(INIT_COPY); 6601 msg.obj = new InstallParams(packageURI, observer, filteredFlags, installerPackageName, 6602 verificationParams, encryptionParams, user); 6603 mHandler.sendMessage(msg); 6604 } 6605 6606 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 6607 Bundle extras = new Bundle(1); 6608 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 6609 6610 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 6611 packageName, extras, null, null, new int[] {userId}); 6612 try { 6613 IActivityManager am = ActivityManagerNative.getDefault(); 6614 final boolean isSystem = 6615 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 6616 if (isSystem && am.isUserRunning(userId, false)) { 6617 // The just-installed/enabled app is bundled on the system, so presumed 6618 // to be able to run automatically without needing an explicit launch. 6619 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 6620 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 6621 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 6622 .setPackage(packageName); 6623 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 6624 android.app.AppOpsManager.OP_NONE, false, false, userId); 6625 } 6626 } catch (RemoteException e) { 6627 // shouldn't happen 6628 Slog.w(TAG, "Unable to bootstrap installed package", e); 6629 } 6630 } 6631 6632 @Override 6633 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 6634 int userId) { 6635 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 6636 PackageSetting pkgSetting; 6637 final int uid = Binder.getCallingUid(); 6638 if (UserHandle.getUserId(uid) != userId) { 6639 mContext.enforceCallingOrSelfPermission( 6640 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 6641 "setApplicationBlockedSetting for user " + userId); 6642 } 6643 6644 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 6645 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 6646 return false; 6647 } 6648 6649 long callingId = Binder.clearCallingIdentity(); 6650 try { 6651 boolean sendAdded = false; 6652 boolean sendRemoved = false; 6653 // writer 6654 synchronized (mPackages) { 6655 pkgSetting = mSettings.mPackages.get(packageName); 6656 if (pkgSetting == null) { 6657 return false; 6658 } 6659 if (pkgSetting.getBlocked(userId) != blocked) { 6660 pkgSetting.setBlocked(blocked, userId); 6661 mSettings.writePackageRestrictionsLPr(userId); 6662 if (blocked) { 6663 sendRemoved = true; 6664 } else { 6665 sendAdded = true; 6666 } 6667 } 6668 } 6669 if (sendAdded) { 6670 sendPackageAddedForUser(packageName, pkgSetting, userId); 6671 return true; 6672 } 6673 if (sendRemoved) { 6674 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 6675 "blocking pkg"); 6676 sendPackageBlockedForUser(packageName, pkgSetting, userId); 6677 } 6678 } finally { 6679 Binder.restoreCallingIdentity(callingId); 6680 } 6681 return false; 6682 } 6683 6684 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 6685 int userId) { 6686 final PackageRemovedInfo info = new PackageRemovedInfo(); 6687 info.removedPackage = packageName; 6688 info.removedUsers = new int[] {userId}; 6689 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 6690 info.sendBroadcast(false, false, false); 6691 } 6692 6693 /** 6694 * Returns true if application is not found or there was an error. Otherwise it returns 6695 * the blocked state of the package for the given user. 6696 */ 6697 @Override 6698 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 6699 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 6700 PackageSetting pkgSetting; 6701 final int uid = Binder.getCallingUid(); 6702 if (UserHandle.getUserId(uid) != userId) { 6703 mContext.enforceCallingPermission( 6704 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 6705 "getApplicationBlocked for user " + userId); 6706 } 6707 long callingId = Binder.clearCallingIdentity(); 6708 try { 6709 // writer 6710 synchronized (mPackages) { 6711 pkgSetting = mSettings.mPackages.get(packageName); 6712 if (pkgSetting == null) { 6713 return true; 6714 } 6715 return pkgSetting.getBlocked(userId); 6716 } 6717 } finally { 6718 Binder.restoreCallingIdentity(callingId); 6719 } 6720 } 6721 6722 /** 6723 * @hide 6724 */ 6725 @Override 6726 public int installExistingPackageAsUser(String packageName, int userId) { 6727 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6728 null); 6729 PackageSetting pkgSetting; 6730 final int uid = Binder.getCallingUid(); 6731 if (UserHandle.getUserId(uid) != userId) { 6732 mContext.enforceCallingPermission( 6733 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 6734 "installExistingPackage for user " + userId); 6735 } 6736 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 6737 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 6738 } 6739 6740 long callingId = Binder.clearCallingIdentity(); 6741 try { 6742 boolean sendAdded = false; 6743 Bundle extras = new Bundle(1); 6744 6745 // writer 6746 synchronized (mPackages) { 6747 pkgSetting = mSettings.mPackages.get(packageName); 6748 if (pkgSetting == null) { 6749 return PackageManager.INSTALL_FAILED_INVALID_URI; 6750 } 6751 if (!pkgSetting.getInstalled(userId)) { 6752 pkgSetting.setInstalled(true, userId); 6753 pkgSetting.setBlocked(false, userId); 6754 mSettings.writePackageRestrictionsLPr(userId); 6755 sendAdded = true; 6756 } 6757 } 6758 6759 if (sendAdded) { 6760 sendPackageAddedForUser(packageName, pkgSetting, userId); 6761 } 6762 } finally { 6763 Binder.restoreCallingIdentity(callingId); 6764 } 6765 6766 return PackageManager.INSTALL_SUCCEEDED; 6767 } 6768 6769 private boolean isUserRestricted(int userId, String restrictionKey) { 6770 Bundle restrictions = sUserManager.getUserRestrictions(userId); 6771 if (restrictions.getBoolean(restrictionKey, false)) { 6772 Log.w(TAG, "User is restricted: " + restrictionKey); 6773 return true; 6774 } 6775 return false; 6776 } 6777 6778 @Override 6779 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 6780 mContext.enforceCallingOrSelfPermission( 6781 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6782 "Only package verification agents can verify applications"); 6783 6784 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 6785 final PackageVerificationResponse response = new PackageVerificationResponse( 6786 verificationCode, Binder.getCallingUid()); 6787 msg.arg1 = id; 6788 msg.obj = response; 6789 mHandler.sendMessage(msg); 6790 } 6791 6792 @Override 6793 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 6794 long millisecondsToDelay) { 6795 mContext.enforceCallingOrSelfPermission( 6796 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6797 "Only package verification agents can extend verification timeouts"); 6798 6799 final PackageVerificationState state = mPendingVerification.get(id); 6800 final PackageVerificationResponse response = new PackageVerificationResponse( 6801 verificationCodeAtTimeout, Binder.getCallingUid()); 6802 6803 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 6804 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 6805 } 6806 if (millisecondsToDelay < 0) { 6807 millisecondsToDelay = 0; 6808 } 6809 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 6810 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 6811 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 6812 } 6813 6814 if ((state != null) && !state.timeoutExtended()) { 6815 state.extendTimeout(); 6816 6817 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 6818 msg.arg1 = id; 6819 msg.obj = response; 6820 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 6821 } 6822 } 6823 6824 private void broadcastPackageVerified(int verificationId, Uri packageUri, 6825 int verificationCode, UserHandle user) { 6826 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 6827 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 6828 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 6829 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 6830 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 6831 6832 mContext.sendBroadcastAsUser(intent, user, 6833 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 6834 } 6835 6836 private ComponentName matchComponentForVerifier(String packageName, 6837 List<ResolveInfo> receivers) { 6838 ActivityInfo targetReceiver = null; 6839 6840 final int NR = receivers.size(); 6841 for (int i = 0; i < NR; i++) { 6842 final ResolveInfo info = receivers.get(i); 6843 if (info.activityInfo == null) { 6844 continue; 6845 } 6846 6847 if (packageName.equals(info.activityInfo.packageName)) { 6848 targetReceiver = info.activityInfo; 6849 break; 6850 } 6851 } 6852 6853 if (targetReceiver == null) { 6854 return null; 6855 } 6856 6857 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 6858 } 6859 6860 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 6861 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 6862 if (pkgInfo.verifiers.length == 0) { 6863 return null; 6864 } 6865 6866 final int N = pkgInfo.verifiers.length; 6867 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 6868 for (int i = 0; i < N; i++) { 6869 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 6870 6871 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 6872 receivers); 6873 if (comp == null) { 6874 continue; 6875 } 6876 6877 final int verifierUid = getUidForVerifier(verifierInfo); 6878 if (verifierUid == -1) { 6879 continue; 6880 } 6881 6882 if (DEBUG_VERIFY) { 6883 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 6884 + " with the correct signature"); 6885 } 6886 sufficientVerifiers.add(comp); 6887 verificationState.addSufficientVerifier(verifierUid); 6888 } 6889 6890 return sufficientVerifiers; 6891 } 6892 6893 private int getUidForVerifier(VerifierInfo verifierInfo) { 6894 synchronized (mPackages) { 6895 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 6896 if (pkg == null) { 6897 return -1; 6898 } else if (pkg.mSignatures.length != 1) { 6899 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 6900 + " has more than one signature; ignoring"); 6901 return -1; 6902 } 6903 6904 /* 6905 * If the public key of the package's signature does not match 6906 * our expected public key, then this is a different package and 6907 * we should skip. 6908 */ 6909 6910 final byte[] expectedPublicKey; 6911 try { 6912 final Signature verifierSig = pkg.mSignatures[0]; 6913 final PublicKey publicKey = verifierSig.getPublicKey(); 6914 expectedPublicKey = publicKey.getEncoded(); 6915 } catch (CertificateException e) { 6916 return -1; 6917 } 6918 6919 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 6920 6921 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 6922 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 6923 + " does not have the expected public key; ignoring"); 6924 return -1; 6925 } 6926 6927 return pkg.applicationInfo.uid; 6928 } 6929 } 6930 6931 public void finishPackageInstall(int token) { 6932 enforceSystemOrRoot("Only the system is allowed to finish installs"); 6933 6934 if (DEBUG_INSTALL) { 6935 Slog.v(TAG, "BM finishing package install for " + token); 6936 } 6937 6938 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 6939 mHandler.sendMessage(msg); 6940 } 6941 6942 /** 6943 * Get the verification agent timeout. 6944 * 6945 * @return verification timeout in milliseconds 6946 */ 6947 private long getVerificationTimeout() { 6948 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 6949 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 6950 DEFAULT_VERIFICATION_TIMEOUT); 6951 } 6952 6953 /** 6954 * Get the default verification agent response code. 6955 * 6956 * @return default verification response code 6957 */ 6958 private int getDefaultVerificationResponse() { 6959 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 6960 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 6961 DEFAULT_VERIFICATION_RESPONSE); 6962 } 6963 6964 /** 6965 * Check whether or not package verification has been enabled. 6966 * 6967 * @return true if verification should be performed 6968 */ 6969 private boolean isVerificationEnabled(int flags) { 6970 if (!DEFAULT_VERIFY_ENABLE) { 6971 return false; 6972 } 6973 6974 // Check if installing from ADB 6975 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 6976 // Do not run verification in a test harness environment 6977 if (ActivityManager.isRunningInTestHarness()) { 6978 return false; 6979 } 6980 // Check if the developer does not want package verification for ADB installs 6981 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 6982 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 6983 return false; 6984 } 6985 } 6986 6987 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 6988 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 6989 } 6990 6991 /** 6992 * Get the "allow unknown sources" setting. 6993 * 6994 * @return the current "allow unknown sources" setting 6995 */ 6996 private int getUnknownSourcesSettings() { 6997 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 6998 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 6999 -1); 7000 } 7001 7002 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 7003 final int uid = Binder.getCallingUid(); 7004 // writer 7005 synchronized (mPackages) { 7006 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 7007 if (targetPackageSetting == null) { 7008 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 7009 } 7010 7011 PackageSetting installerPackageSetting; 7012 if (installerPackageName != null) { 7013 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 7014 if (installerPackageSetting == null) { 7015 throw new IllegalArgumentException("Unknown installer package: " 7016 + installerPackageName); 7017 } 7018 } else { 7019 installerPackageSetting = null; 7020 } 7021 7022 Signature[] callerSignature; 7023 Object obj = mSettings.getUserIdLPr(uid); 7024 if (obj != null) { 7025 if (obj instanceof SharedUserSetting) { 7026 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 7027 } else if (obj instanceof PackageSetting) { 7028 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 7029 } else { 7030 throw new SecurityException("Bad object " + obj + " for uid " + uid); 7031 } 7032 } else { 7033 throw new SecurityException("Unknown calling uid " + uid); 7034 } 7035 7036 // Verify: can't set installerPackageName to a package that is 7037 // not signed with the same cert as the caller. 7038 if (installerPackageSetting != null) { 7039 if (compareSignatures(callerSignature, 7040 installerPackageSetting.signatures.mSignatures) 7041 != PackageManager.SIGNATURE_MATCH) { 7042 throw new SecurityException( 7043 "Caller does not have same cert as new installer package " 7044 + installerPackageName); 7045 } 7046 } 7047 7048 // Verify: if target already has an installer package, it must 7049 // be signed with the same cert as the caller. 7050 if (targetPackageSetting.installerPackageName != null) { 7051 PackageSetting setting = mSettings.mPackages.get( 7052 targetPackageSetting.installerPackageName); 7053 // If the currently set package isn't valid, then it's always 7054 // okay to change it. 7055 if (setting != null) { 7056 if (compareSignatures(callerSignature, 7057 setting.signatures.mSignatures) 7058 != PackageManager.SIGNATURE_MATCH) { 7059 throw new SecurityException( 7060 "Caller does not have same cert as old installer package " 7061 + targetPackageSetting.installerPackageName); 7062 } 7063 } 7064 } 7065 7066 // Okay! 7067 targetPackageSetting.installerPackageName = installerPackageName; 7068 scheduleWriteSettingsLocked(); 7069 } 7070 } 7071 7072 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 7073 // Queue up an async operation since the package installation may take a little while. 7074 mHandler.post(new Runnable() { 7075 public void run() { 7076 mHandler.removeCallbacks(this); 7077 // Result object to be returned 7078 PackageInstalledInfo res = new PackageInstalledInfo(); 7079 res.returnCode = currentStatus; 7080 res.uid = -1; 7081 res.pkg = null; 7082 res.removedInfo = new PackageRemovedInfo(); 7083 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 7084 args.doPreInstall(res.returnCode); 7085 synchronized (mInstallLock) { 7086 installPackageLI(args, true, res); 7087 } 7088 args.doPostInstall(res.returnCode, res.uid); 7089 } 7090 7091 // A restore should be performed at this point if (a) the install 7092 // succeeded, (b) the operation is not an update, and (c) the new 7093 // package has a backupAgent defined. 7094 final boolean update = res.removedInfo.removedPackage != null; 7095 boolean doRestore = (!update 7096 && res.pkg != null 7097 && res.pkg.applicationInfo.backupAgentName != null); 7098 7099 // Set up the post-install work request bookkeeping. This will be used 7100 // and cleaned up by the post-install event handling regardless of whether 7101 // there's a restore pass performed. Token values are >= 1. 7102 int token; 7103 if (mNextInstallToken < 0) mNextInstallToken = 1; 7104 token = mNextInstallToken++; 7105 7106 PostInstallData data = new PostInstallData(args, res); 7107 mRunningInstalls.put(token, data); 7108 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 7109 7110 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 7111 // Pass responsibility to the Backup Manager. It will perform a 7112 // restore if appropriate, then pass responsibility back to the 7113 // Package Manager to run the post-install observer callbacks 7114 // and broadcasts. 7115 IBackupManager bm = IBackupManager.Stub.asInterface( 7116 ServiceManager.getService(Context.BACKUP_SERVICE)); 7117 if (bm != null) { 7118 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 7119 + " to BM for possible restore"); 7120 try { 7121 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 7122 } catch (RemoteException e) { 7123 // can't happen; the backup manager is local 7124 } catch (Exception e) { 7125 Slog.e(TAG, "Exception trying to enqueue restore", e); 7126 doRestore = false; 7127 } 7128 } else { 7129 Slog.e(TAG, "Backup Manager not found!"); 7130 doRestore = false; 7131 } 7132 } 7133 7134 if (!doRestore) { 7135 // No restore possible, or the Backup Manager was mysteriously not 7136 // available -- just fire the post-install work request directly. 7137 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 7138 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7139 mHandler.sendMessage(msg); 7140 } 7141 } 7142 }); 7143 } 7144 7145 private abstract class HandlerParams { 7146 private static final int MAX_RETRIES = 4; 7147 7148 /** 7149 * Number of times startCopy() has been attempted and had a non-fatal 7150 * error. 7151 */ 7152 private int mRetries = 0; 7153 7154 /** User handle for the user requesting the information or installation. */ 7155 private final UserHandle mUser; 7156 7157 HandlerParams(UserHandle user) { 7158 mUser = user; 7159 } 7160 7161 UserHandle getUser() { 7162 return mUser; 7163 } 7164 7165 final boolean startCopy() { 7166 boolean res; 7167 try { 7168 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 7169 7170 if (++mRetries > MAX_RETRIES) { 7171 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 7172 mHandler.sendEmptyMessage(MCS_GIVE_UP); 7173 handleServiceError(); 7174 return false; 7175 } else { 7176 handleStartCopy(); 7177 res = true; 7178 } 7179 } catch (RemoteException e) { 7180 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 7181 mHandler.sendEmptyMessage(MCS_RECONNECT); 7182 res = false; 7183 } 7184 handleReturnCode(); 7185 return res; 7186 } 7187 7188 final void serviceError() { 7189 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 7190 handleServiceError(); 7191 handleReturnCode(); 7192 } 7193 7194 abstract void handleStartCopy() throws RemoteException; 7195 abstract void handleServiceError(); 7196 abstract void handleReturnCode(); 7197 } 7198 7199 class MeasureParams extends HandlerParams { 7200 private final PackageStats mStats; 7201 private boolean mSuccess; 7202 7203 private final IPackageStatsObserver mObserver; 7204 7205 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 7206 super(new UserHandle(stats.userHandle)); 7207 mObserver = observer; 7208 mStats = stats; 7209 } 7210 7211 @Override 7212 public String toString() { 7213 return "MeasureParams{" 7214 + Integer.toHexString(System.identityHashCode(this)) 7215 + " " + mStats.packageName + "}"; 7216 } 7217 7218 @Override 7219 void handleStartCopy() throws RemoteException { 7220 synchronized (mInstallLock) { 7221 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 7222 } 7223 7224 final boolean mounted; 7225 if (Environment.isExternalStorageEmulated()) { 7226 mounted = true; 7227 } else { 7228 final String status = Environment.getExternalStorageState(); 7229 mounted = (Environment.MEDIA_MOUNTED.equals(status) 7230 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 7231 } 7232 7233 if (mounted) { 7234 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 7235 7236 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 7237 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 7238 7239 mStats.externalDataSize = calculateDirectorySize(mContainerService, 7240 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 7241 7242 // Always subtract cache size, since it's a subdirectory 7243 mStats.externalDataSize -= mStats.externalCacheSize; 7244 7245 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 7246 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 7247 7248 mStats.externalObbSize = calculateDirectorySize(mContainerService, 7249 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 7250 } 7251 } 7252 7253 @Override 7254 void handleReturnCode() { 7255 if (mObserver != null) { 7256 try { 7257 mObserver.onGetStatsCompleted(mStats, mSuccess); 7258 } catch (RemoteException e) { 7259 Slog.i(TAG, "Observer no longer exists."); 7260 } 7261 } 7262 } 7263 7264 @Override 7265 void handleServiceError() { 7266 Slog.e(TAG, "Could not measure application " + mStats.packageName 7267 + " external storage"); 7268 } 7269 } 7270 7271 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 7272 throws RemoteException { 7273 long result = 0; 7274 for (File path : paths) { 7275 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 7276 } 7277 return result; 7278 } 7279 7280 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 7281 for (File path : paths) { 7282 try { 7283 mcs.clearDirectory(path.getAbsolutePath()); 7284 } catch (RemoteException e) { 7285 } 7286 } 7287 } 7288 7289 class InstallParams extends HandlerParams { 7290 final IPackageInstallObserver observer; 7291 int flags; 7292 7293 private final Uri mPackageURI; 7294 final String installerPackageName; 7295 final VerificationParams verificationParams; 7296 private InstallArgs mArgs; 7297 private int mRet; 7298 private File mTempPackage; 7299 final ContainerEncryptionParams encryptionParams; 7300 7301 InstallParams(Uri packageURI, 7302 IPackageInstallObserver observer, int flags, 7303 String installerPackageName, VerificationParams verificationParams, 7304 ContainerEncryptionParams encryptionParams, UserHandle user) { 7305 super(user); 7306 this.mPackageURI = packageURI; 7307 this.flags = flags; 7308 this.observer = observer; 7309 this.installerPackageName = installerPackageName; 7310 this.verificationParams = verificationParams; 7311 this.encryptionParams = encryptionParams; 7312 } 7313 7314 @Override 7315 public String toString() { 7316 return "InstallParams{" 7317 + Integer.toHexString(System.identityHashCode(this)) 7318 + " " + mPackageURI + "}"; 7319 } 7320 7321 public ManifestDigest getManifestDigest() { 7322 if (verificationParams == null) { 7323 return null; 7324 } 7325 return verificationParams.getManifestDigest(); 7326 } 7327 7328 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 7329 String packageName = pkgLite.packageName; 7330 int installLocation = pkgLite.installLocation; 7331 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7332 // reader 7333 synchronized (mPackages) { 7334 PackageParser.Package pkg = mPackages.get(packageName); 7335 if (pkg != null) { 7336 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7337 // Check for downgrading. 7338 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 7339 if (pkgLite.versionCode < pkg.mVersionCode) { 7340 Slog.w(TAG, "Can't install update of " + packageName 7341 + " update version " + pkgLite.versionCode 7342 + " is older than installed version " 7343 + pkg.mVersionCode); 7344 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 7345 } 7346 } 7347 // Check for updated system application. 7348 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 7349 if (onSd) { 7350 Slog.w(TAG, "Cannot install update to system app on sdcard"); 7351 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 7352 } 7353 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7354 } else { 7355 if (onSd) { 7356 // Install flag overrides everything. 7357 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7358 } 7359 // If current upgrade specifies particular preference 7360 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 7361 // Application explicitly specified internal. 7362 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7363 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 7364 // App explictly prefers external. Let policy decide 7365 } else { 7366 // Prefer previous location 7367 if (isExternal(pkg)) { 7368 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7369 } 7370 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7371 } 7372 } 7373 } else { 7374 // Invalid install. Return error code 7375 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 7376 } 7377 } 7378 } 7379 // All the special cases have been taken care of. 7380 // Return result based on recommended install location. 7381 if (onSd) { 7382 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7383 } 7384 return pkgLite.recommendedInstallLocation; 7385 } 7386 7387 private long getMemoryLowThreshold() { 7388 final DeviceStorageMonitorInternal 7389 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 7390 if (dsm == null) { 7391 return 0L; 7392 } 7393 return dsm.getMemoryLowThreshold(); 7394 } 7395 7396 /* 7397 * Invoke remote method to get package information and install 7398 * location values. Override install location based on default 7399 * policy if needed and then create install arguments based 7400 * on the install location. 7401 */ 7402 public void handleStartCopy() throws RemoteException { 7403 int ret = PackageManager.INSTALL_SUCCEEDED; 7404 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7405 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 7406 PackageInfoLite pkgLite = null; 7407 7408 if (onInt && onSd) { 7409 // Check if both bits are set. 7410 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 7411 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7412 } else { 7413 final long lowThreshold = getMemoryLowThreshold(); 7414 if (lowThreshold == 0L) { 7415 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 7416 } 7417 7418 try { 7419 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 7420 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7421 7422 final File packageFile; 7423 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 7424 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 7425 if (mTempPackage != null) { 7426 ParcelFileDescriptor out; 7427 try { 7428 out = ParcelFileDescriptor.open(mTempPackage, 7429 ParcelFileDescriptor.MODE_READ_WRITE); 7430 } catch (FileNotFoundException e) { 7431 out = null; 7432 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 7433 } 7434 7435 // Make a temporary file for decryption. 7436 ret = mContainerService 7437 .copyResource(mPackageURI, encryptionParams, out); 7438 IoUtils.closeQuietly(out); 7439 7440 packageFile = mTempPackage; 7441 7442 FileUtils.setPermissions(packageFile.getAbsolutePath(), 7443 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 7444 | FileUtils.S_IROTH, 7445 -1, -1); 7446 } else { 7447 packageFile = null; 7448 } 7449 } else { 7450 packageFile = new File(mPackageURI.getPath()); 7451 } 7452 7453 if (packageFile != null) { 7454 // Remote call to find out default install location 7455 final String packageFilePath = packageFile.getAbsolutePath(); 7456 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, flags, 7457 lowThreshold); 7458 7459 /* 7460 * If we have too little free space, try to free cache 7461 * before giving up. 7462 */ 7463 if (pkgLite.recommendedInstallLocation 7464 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7465 final long size = mContainerService.calculateInstalledSize( 7466 packageFilePath, isForwardLocked()); 7467 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 7468 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, 7469 flags, lowThreshold); 7470 } 7471 /* 7472 * The cache free must have deleted the file we 7473 * downloaded to install. 7474 * 7475 * TODO: fix the "freeCache" call to not delete 7476 * the file we care about. 7477 */ 7478 if (pkgLite.recommendedInstallLocation 7479 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7480 pkgLite.recommendedInstallLocation 7481 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 7482 } 7483 } 7484 } 7485 } finally { 7486 mContext.revokeUriPermission(mPackageURI, 7487 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7488 } 7489 } 7490 7491 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7492 int loc = pkgLite.recommendedInstallLocation; 7493 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 7494 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7495 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 7496 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7497 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7498 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7499 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 7500 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 7501 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7502 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 7503 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 7504 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 7505 } else { 7506 // Override with defaults if needed. 7507 loc = installLocationPolicy(pkgLite, flags); 7508 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 7509 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 7510 } else if (!onSd && !onInt) { 7511 // Override install location with flags 7512 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 7513 // Set the flag to install on external media. 7514 flags |= PackageManager.INSTALL_EXTERNAL; 7515 flags &= ~PackageManager.INSTALL_INTERNAL; 7516 } else { 7517 // Make sure the flag for installing on external 7518 // media is unset 7519 flags |= PackageManager.INSTALL_INTERNAL; 7520 flags &= ~PackageManager.INSTALL_EXTERNAL; 7521 } 7522 } 7523 } 7524 } 7525 7526 final InstallArgs args = createInstallArgs(this); 7527 mArgs = args; 7528 7529 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7530 /* 7531 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 7532 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 7533 */ 7534 int userIdentifier = getUser().getIdentifier(); 7535 if (userIdentifier == UserHandle.USER_ALL 7536 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 7537 userIdentifier = UserHandle.USER_OWNER; 7538 } 7539 7540 /* 7541 * Determine if we have any installed package verifiers. If we 7542 * do, then we'll defer to them to verify the packages. 7543 */ 7544 final int requiredUid = mRequiredVerifierPackage == null ? -1 7545 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 7546 if (requiredUid != -1 && isVerificationEnabled(flags)) { 7547 final Intent verification = new Intent( 7548 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 7549 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 7550 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7551 7552 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 7553 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 7554 0 /* TODO: Which userId? */); 7555 7556 if (DEBUG_VERIFY) { 7557 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 7558 + verification.toString() + " with " + pkgLite.verifiers.length 7559 + " optional verifiers"); 7560 } 7561 7562 final int verificationId = mPendingVerificationToken++; 7563 7564 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7565 7566 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 7567 installerPackageName); 7568 7569 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 7570 7571 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 7572 pkgLite.packageName); 7573 7574 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 7575 pkgLite.versionCode); 7576 7577 if (verificationParams != null) { 7578 if (verificationParams.getVerificationURI() != null) { 7579 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 7580 verificationParams.getVerificationURI()); 7581 } 7582 if (verificationParams.getOriginatingURI() != null) { 7583 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 7584 verificationParams.getOriginatingURI()); 7585 } 7586 if (verificationParams.getReferrer() != null) { 7587 verification.putExtra(Intent.EXTRA_REFERRER, 7588 verificationParams.getReferrer()); 7589 } 7590 if (verificationParams.getOriginatingUid() >= 0) { 7591 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 7592 verificationParams.getOriginatingUid()); 7593 } 7594 if (verificationParams.getInstallerUid() >= 0) { 7595 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 7596 verificationParams.getInstallerUid()); 7597 } 7598 } 7599 7600 final PackageVerificationState verificationState = new PackageVerificationState( 7601 requiredUid, args); 7602 7603 mPendingVerification.append(verificationId, verificationState); 7604 7605 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 7606 receivers, verificationState); 7607 7608 /* 7609 * If any sufficient verifiers were listed in the package 7610 * manifest, attempt to ask them. 7611 */ 7612 if (sufficientVerifiers != null) { 7613 final int N = sufficientVerifiers.size(); 7614 if (N == 0) { 7615 Slog.i(TAG, "Additional verifiers required, but none installed."); 7616 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 7617 } else { 7618 for (int i = 0; i < N; i++) { 7619 final ComponentName verifierComponent = sufficientVerifiers.get(i); 7620 7621 final Intent sufficientIntent = new Intent(verification); 7622 sufficientIntent.setComponent(verifierComponent); 7623 7624 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 7625 } 7626 } 7627 } 7628 7629 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 7630 mRequiredVerifierPackage, receivers); 7631 if (ret == PackageManager.INSTALL_SUCCEEDED 7632 && mRequiredVerifierPackage != null) { 7633 /* 7634 * Send the intent to the required verification agent, 7635 * but only start the verification timeout after the 7636 * target BroadcastReceivers have run. 7637 */ 7638 verification.setComponent(requiredVerifierComponent); 7639 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 7640 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7641 new BroadcastReceiver() { 7642 @Override 7643 public void onReceive(Context context, Intent intent) { 7644 final Message msg = mHandler 7645 .obtainMessage(CHECK_PENDING_VERIFICATION); 7646 msg.arg1 = verificationId; 7647 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 7648 } 7649 }, null, 0, null, null); 7650 7651 /* 7652 * We don't want the copy to proceed until verification 7653 * succeeds, so null out this field. 7654 */ 7655 mArgs = null; 7656 } 7657 } else { 7658 /* 7659 * No package verification is enabled, so immediately start 7660 * the remote call to initiate copy using temporary file. 7661 */ 7662 ret = args.copyApk(mContainerService, true); 7663 } 7664 } 7665 7666 mRet = ret; 7667 } 7668 7669 @Override 7670 void handleReturnCode() { 7671 // If mArgs is null, then MCS couldn't be reached. When it 7672 // reconnects, it will try again to install. At that point, this 7673 // will succeed. 7674 if (mArgs != null) { 7675 processPendingInstall(mArgs, mRet); 7676 7677 if (mTempPackage != null) { 7678 if (!mTempPackage.delete()) { 7679 Slog.w(TAG, "Couldn't delete temporary file: " + 7680 mTempPackage.getAbsolutePath()); 7681 } 7682 } 7683 } 7684 } 7685 7686 @Override 7687 void handleServiceError() { 7688 mArgs = createInstallArgs(this); 7689 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 7690 } 7691 7692 public boolean isForwardLocked() { 7693 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 7694 } 7695 7696 public Uri getPackageUri() { 7697 if (mTempPackage != null) { 7698 return Uri.fromFile(mTempPackage); 7699 } else { 7700 return mPackageURI; 7701 } 7702 } 7703 } 7704 7705 /* 7706 * Utility class used in movePackage api. 7707 * srcArgs and targetArgs are not set for invalid flags and make 7708 * sure to do null checks when invoking methods on them. 7709 * We probably want to return ErrorPrams for both failed installs 7710 * and moves. 7711 */ 7712 class MoveParams extends HandlerParams { 7713 final IPackageMoveObserver observer; 7714 final int flags; 7715 final String packageName; 7716 final InstallArgs srcArgs; 7717 final InstallArgs targetArgs; 7718 int uid; 7719 int mRet; 7720 7721 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 7722 String packageName, String dataDir, int uid, UserHandle user) { 7723 super(user); 7724 this.srcArgs = srcArgs; 7725 this.observer = observer; 7726 this.flags = flags; 7727 this.packageName = packageName; 7728 this.uid = uid; 7729 if (srcArgs != null) { 7730 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 7731 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 7732 } else { 7733 targetArgs = null; 7734 } 7735 } 7736 7737 @Override 7738 public String toString() { 7739 return "MoveParams{" 7740 + Integer.toHexString(System.identityHashCode(this)) 7741 + " " + packageName + "}"; 7742 } 7743 7744 public void handleStartCopy() throws RemoteException { 7745 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7746 // Check for storage space on target medium 7747 if (!targetArgs.checkFreeStorage(mContainerService)) { 7748 Log.w(TAG, "Insufficient storage to install"); 7749 return; 7750 } 7751 7752 mRet = srcArgs.doPreCopy(); 7753 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 7754 return; 7755 } 7756 7757 mRet = targetArgs.copyApk(mContainerService, false); 7758 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 7759 srcArgs.doPostCopy(uid); 7760 return; 7761 } 7762 7763 mRet = srcArgs.doPostCopy(uid); 7764 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 7765 return; 7766 } 7767 7768 mRet = targetArgs.doPreInstall(mRet); 7769 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 7770 return; 7771 } 7772 7773 if (DEBUG_SD_INSTALL) { 7774 StringBuilder builder = new StringBuilder(); 7775 if (srcArgs != null) { 7776 builder.append("src: "); 7777 builder.append(srcArgs.getCodePath()); 7778 } 7779 if (targetArgs != null) { 7780 builder.append(" target : "); 7781 builder.append(targetArgs.getCodePath()); 7782 } 7783 Log.i(TAG, builder.toString()); 7784 } 7785 } 7786 7787 @Override 7788 void handleReturnCode() { 7789 targetArgs.doPostInstall(mRet, uid); 7790 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 7791 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 7792 currentStatus = PackageManager.MOVE_SUCCEEDED; 7793 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 7794 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 7795 } 7796 processPendingMove(this, currentStatus); 7797 } 7798 7799 @Override 7800 void handleServiceError() { 7801 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 7802 } 7803 } 7804 7805 /** 7806 * Used during creation of InstallArgs 7807 * 7808 * @param flags package installation flags 7809 * @return true if should be installed on external storage 7810 */ 7811 private static boolean installOnSd(int flags) { 7812 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 7813 return false; 7814 } 7815 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 7816 return true; 7817 } 7818 return false; 7819 } 7820 7821 /** 7822 * Used during creation of InstallArgs 7823 * 7824 * @param flags package installation flags 7825 * @return true if should be installed as forward locked 7826 */ 7827 private static boolean installForwardLocked(int flags) { 7828 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 7829 } 7830 7831 private InstallArgs createInstallArgs(InstallParams params) { 7832 if (installOnSd(params.flags) || params.isForwardLocked()) { 7833 return new AsecInstallArgs(params); 7834 } else { 7835 return new FileInstallArgs(params); 7836 } 7837 } 7838 7839 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 7840 String nativeLibraryPath) { 7841 final boolean isInAsec; 7842 if (installOnSd(flags)) { 7843 /* Apps on SD card are always in ASEC containers. */ 7844 isInAsec = true; 7845 } else if (installForwardLocked(flags) 7846 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 7847 /* 7848 * Forward-locked apps are only in ASEC containers if they're the 7849 * new style 7850 */ 7851 isInAsec = true; 7852 } else { 7853 isInAsec = false; 7854 } 7855 7856 if (isInAsec) { 7857 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 7858 installOnSd(flags), installForwardLocked(flags)); 7859 } else { 7860 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 7861 } 7862 } 7863 7864 // Used by package mover 7865 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 7866 if (installOnSd(flags) || installForwardLocked(flags)) { 7867 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 7868 + AsecInstallArgs.RES_FILE_NAME); 7869 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 7870 installForwardLocked(flags)); 7871 } else { 7872 return new FileInstallArgs(packageURI, pkgName, dataDir); 7873 } 7874 } 7875 7876 static abstract class InstallArgs { 7877 final IPackageInstallObserver observer; 7878 // Always refers to PackageManager flags only 7879 final int flags; 7880 final Uri packageURI; 7881 final String installerPackageName; 7882 final ManifestDigest manifestDigest; 7883 final UserHandle user; 7884 7885 InstallArgs(Uri packageURI, IPackageInstallObserver observer, int flags, 7886 String installerPackageName, ManifestDigest manifestDigest, 7887 UserHandle user) { 7888 this.packageURI = packageURI; 7889 this.flags = flags; 7890 this.observer = observer; 7891 this.installerPackageName = installerPackageName; 7892 this.manifestDigest = manifestDigest; 7893 this.user = user; 7894 } 7895 7896 abstract void createCopyFile(); 7897 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 7898 abstract int doPreInstall(int status); 7899 abstract boolean doRename(int status, String pkgName, String oldCodePath); 7900 7901 abstract int doPostInstall(int status, int uid); 7902 abstract String getCodePath(); 7903 abstract String getResourcePath(); 7904 abstract String getNativeLibraryPath(); 7905 // Need installer lock especially for dex file removal. 7906 abstract void cleanUpResourcesLI(); 7907 abstract boolean doPostDeleteLI(boolean delete); 7908 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 7909 7910 /** 7911 * Called before the source arguments are copied. This is used mostly 7912 * for MoveParams when it needs to read the source file to put it in the 7913 * destination. 7914 */ 7915 int doPreCopy() { 7916 return PackageManager.INSTALL_SUCCEEDED; 7917 } 7918 7919 /** 7920 * Called after the source arguments are copied. This is used mostly for 7921 * MoveParams when it needs to read the source file to put it in the 7922 * destination. 7923 * 7924 * @return 7925 */ 7926 int doPostCopy(int uid) { 7927 return PackageManager.INSTALL_SUCCEEDED; 7928 } 7929 7930 protected boolean isFwdLocked() { 7931 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 7932 } 7933 7934 UserHandle getUser() { 7935 return user; 7936 } 7937 } 7938 7939 class FileInstallArgs extends InstallArgs { 7940 File installDir; 7941 String codeFileName; 7942 String resourceFileName; 7943 String libraryPath; 7944 boolean created = false; 7945 7946 FileInstallArgs(InstallParams params) { 7947 super(params.getPackageUri(), params.observer, params.flags, 7948 params.installerPackageName, params.getManifestDigest(), 7949 params.getUser()); 7950 } 7951 7952 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 7953 super(null, null, 0, null, null, null); 7954 File codeFile = new File(fullCodePath); 7955 installDir = codeFile.getParentFile(); 7956 codeFileName = fullCodePath; 7957 resourceFileName = fullResourcePath; 7958 libraryPath = nativeLibraryPath; 7959 } 7960 7961 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 7962 super(packageURI, null, 0, null, null, null); 7963 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 7964 String apkName = getNextCodePath(null, pkgName, ".apk"); 7965 codeFileName = new File(installDir, apkName + ".apk").getPath(); 7966 resourceFileName = getResourcePathFromCodePath(); 7967 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 7968 } 7969 7970 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 7971 final long lowThreshold; 7972 7973 final DeviceStorageMonitorInternal 7974 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 7975 if (dsm == null) { 7976 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 7977 lowThreshold = 0L; 7978 } else { 7979 if (dsm.isMemoryLow()) { 7980 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 7981 return false; 7982 } 7983 7984 lowThreshold = dsm.getMemoryLowThreshold(); 7985 } 7986 7987 try { 7988 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7989 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7990 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 7991 } finally { 7992 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7993 } 7994 } 7995 7996 String getCodePath() { 7997 return codeFileName; 7998 } 7999 8000 void createCopyFile() { 8001 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8002 codeFileName = createTempPackageFile(installDir).getPath(); 8003 resourceFileName = getResourcePathFromCodePath(); 8004 libraryPath = getLibraryPathFromCodePath(); 8005 created = true; 8006 } 8007 8008 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8009 if (temp) { 8010 // Generate temp file name 8011 createCopyFile(); 8012 } 8013 // Get a ParcelFileDescriptor to write to the output file 8014 File codeFile = new File(codeFileName); 8015 if (!created) { 8016 try { 8017 codeFile.createNewFile(); 8018 // Set permissions 8019 if (!setPermissions()) { 8020 // Failed setting permissions. 8021 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8022 } 8023 } catch (IOException e) { 8024 Slog.w(TAG, "Failed to create file " + codeFile); 8025 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8026 } 8027 } 8028 ParcelFileDescriptor out = null; 8029 try { 8030 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 8031 } catch (FileNotFoundException e) { 8032 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 8033 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8034 } 8035 // Copy the resource now 8036 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8037 try { 8038 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8039 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8040 ret = imcs.copyResource(packageURI, null, out); 8041 } finally { 8042 IoUtils.closeQuietly(out); 8043 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8044 } 8045 8046 if (isFwdLocked()) { 8047 final File destResourceFile = new File(getResourcePath()); 8048 8049 // Copy the public files 8050 try { 8051 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 8052 } catch (IOException e) { 8053 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 8054 + " forward-locked app."); 8055 destResourceFile.delete(); 8056 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8057 } 8058 } 8059 8060 final File nativeLibraryFile = new File(getNativeLibraryPath()); 8061 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 8062 if (nativeLibraryFile.exists()) { 8063 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8064 nativeLibraryFile.delete(); 8065 } 8066 try { 8067 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 8068 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 8069 return copyRet; 8070 } 8071 } catch (IOException e) { 8072 Slog.e(TAG, "Copying native libraries failed", e); 8073 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8074 } 8075 8076 return ret; 8077 } 8078 8079 int doPreInstall(int status) { 8080 if (status != PackageManager.INSTALL_SUCCEEDED) { 8081 cleanUp(); 8082 } 8083 return status; 8084 } 8085 8086 boolean doRename(int status, final String pkgName, String oldCodePath) { 8087 if (status != PackageManager.INSTALL_SUCCEEDED) { 8088 cleanUp(); 8089 return false; 8090 } else { 8091 final File oldCodeFile = new File(getCodePath()); 8092 final File oldResourceFile = new File(getResourcePath()); 8093 final File oldLibraryFile = new File(getNativeLibraryPath()); 8094 8095 // Rename APK file based on packageName 8096 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 8097 final File newCodeFile = new File(installDir, apkName + ".apk"); 8098 if (!oldCodeFile.renameTo(newCodeFile)) { 8099 return false; 8100 } 8101 codeFileName = newCodeFile.getPath(); 8102 8103 // Rename public resource file if it's forward-locked. 8104 final File newResFile = new File(getResourcePathFromCodePath()); 8105 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 8106 return false; 8107 } 8108 resourceFileName = newResFile.getPath(); 8109 8110 // Rename library path 8111 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 8112 if (newLibraryFile.exists()) { 8113 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 8114 newLibraryFile.delete(); 8115 } 8116 if (!oldLibraryFile.renameTo(newLibraryFile)) { 8117 Slog.e(TAG, "Cannot rename native library directory " 8118 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 8119 return false; 8120 } 8121 libraryPath = newLibraryFile.getPath(); 8122 8123 // Attempt to set permissions 8124 if (!setPermissions()) { 8125 return false; 8126 } 8127 8128 if (!SELinux.restorecon(newCodeFile)) { 8129 return false; 8130 } 8131 8132 return true; 8133 } 8134 } 8135 8136 int doPostInstall(int status, int uid) { 8137 if (status != PackageManager.INSTALL_SUCCEEDED) { 8138 cleanUp(); 8139 } 8140 return status; 8141 } 8142 8143 String getResourcePath() { 8144 return resourceFileName; 8145 } 8146 8147 private String getResourcePathFromCodePath() { 8148 final String codePath = getCodePath(); 8149 if (isFwdLocked()) { 8150 final StringBuilder sb = new StringBuilder(); 8151 8152 sb.append(mAppInstallDir.getPath()); 8153 sb.append('/'); 8154 sb.append(getApkName(codePath)); 8155 sb.append(".zip"); 8156 8157 /* 8158 * If our APK is a temporary file, mark the resource as a 8159 * temporary file as well so it can be cleaned up after 8160 * catastrophic failure. 8161 */ 8162 if (codePath.endsWith(".tmp")) { 8163 sb.append(".tmp"); 8164 } 8165 8166 return sb.toString(); 8167 } else { 8168 return codePath; 8169 } 8170 } 8171 8172 private String getLibraryPathFromCodePath() { 8173 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 8174 } 8175 8176 @Override 8177 String getNativeLibraryPath() { 8178 if (libraryPath == null) { 8179 libraryPath = getLibraryPathFromCodePath(); 8180 } 8181 return libraryPath; 8182 } 8183 8184 private boolean cleanUp() { 8185 boolean ret = true; 8186 String sourceDir = getCodePath(); 8187 String publicSourceDir = getResourcePath(); 8188 if (sourceDir != null) { 8189 File sourceFile = new File(sourceDir); 8190 if (!sourceFile.exists()) { 8191 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 8192 ret = false; 8193 } 8194 // Delete application's code and resources 8195 sourceFile.delete(); 8196 } 8197 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 8198 final File publicSourceFile = new File(publicSourceDir); 8199 if (!publicSourceFile.exists()) { 8200 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 8201 } 8202 if (publicSourceFile.exists()) { 8203 publicSourceFile.delete(); 8204 } 8205 } 8206 8207 if (libraryPath != null) { 8208 File nativeLibraryFile = new File(libraryPath); 8209 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8210 if (!nativeLibraryFile.delete()) { 8211 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 8212 } 8213 } 8214 8215 return ret; 8216 } 8217 8218 void cleanUpResourcesLI() { 8219 String sourceDir = getCodePath(); 8220 if (cleanUp()) { 8221 int retCode = mInstaller.rmdex(sourceDir); 8222 if (retCode < 0) { 8223 Slog.w(TAG, "Couldn't remove dex file for package: " 8224 + " at location " 8225 + sourceDir + ", retcode=" + retCode); 8226 // we don't consider this to be a failure of the core package deletion 8227 } 8228 } 8229 } 8230 8231 private boolean setPermissions() { 8232 // TODO Do this in a more elegant way later on. for now just a hack 8233 if (!isFwdLocked()) { 8234 final int filePermissions = 8235 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 8236 |FileUtils.S_IROTH; 8237 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 8238 if (retCode != 0) { 8239 Slog.e(TAG, "Couldn't set new package file permissions for " + 8240 getCodePath() 8241 + ". The return code was: " + retCode); 8242 // TODO Define new internal error 8243 return false; 8244 } 8245 return true; 8246 } 8247 return true; 8248 } 8249 8250 boolean doPostDeleteLI(boolean delete) { 8251 // XXX err, shouldn't we respect the delete flag? 8252 cleanUpResourcesLI(); 8253 return true; 8254 } 8255 } 8256 8257 private boolean isAsecExternal(String cid) { 8258 final String asecPath = PackageHelper.getSdFilesystem(cid); 8259 return !asecPath.startsWith(mAsecInternalPath); 8260 } 8261 8262 /** 8263 * Extract the MountService "container ID" from the full code path of an 8264 * .apk. 8265 */ 8266 static String cidFromCodePath(String fullCodePath) { 8267 int eidx = fullCodePath.lastIndexOf("/"); 8268 String subStr1 = fullCodePath.substring(0, eidx); 8269 int sidx = subStr1.lastIndexOf("/"); 8270 return subStr1.substring(sidx+1, eidx); 8271 } 8272 8273 class AsecInstallArgs extends InstallArgs { 8274 static final String RES_FILE_NAME = "pkg.apk"; 8275 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 8276 8277 String cid; 8278 String packagePath; 8279 String resourcePath; 8280 String libraryPath; 8281 8282 AsecInstallArgs(InstallParams params) { 8283 super(params.getPackageUri(), params.observer, params.flags, 8284 params.installerPackageName, params.getManifestDigest(), 8285 params.getUser()); 8286 } 8287 8288 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 8289 boolean isExternal, boolean isForwardLocked) { 8290 super(null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8291 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8292 null, null, null); 8293 // Extract cid from fullCodePath 8294 int eidx = fullCodePath.lastIndexOf("/"); 8295 String subStr1 = fullCodePath.substring(0, eidx); 8296 int sidx = subStr1.lastIndexOf("/"); 8297 cid = subStr1.substring(sidx+1, eidx); 8298 setCachePath(subStr1); 8299 } 8300 8301 AsecInstallArgs(String cid, boolean isForwardLocked) { 8302 super(null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 8303 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8304 null, null, null); 8305 this.cid = cid; 8306 setCachePath(PackageHelper.getSdDir(cid)); 8307 } 8308 8309 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 8310 super(packageURI, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8311 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8312 null, null, null); 8313 this.cid = cid; 8314 } 8315 8316 void createCopyFile() { 8317 cid = getTempContainerId(); 8318 } 8319 8320 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8321 try { 8322 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8323 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8324 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 8325 } finally { 8326 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8327 } 8328 } 8329 8330 private final boolean isExternal() { 8331 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8332 } 8333 8334 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8335 if (temp) { 8336 createCopyFile(); 8337 } else { 8338 /* 8339 * Pre-emptively destroy the container since it's destroyed if 8340 * copying fails due to it existing anyway. 8341 */ 8342 PackageHelper.destroySdDir(cid); 8343 } 8344 8345 final String newCachePath; 8346 try { 8347 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8348 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8349 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 8350 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 8351 } finally { 8352 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8353 } 8354 8355 if (newCachePath != null) { 8356 setCachePath(newCachePath); 8357 return PackageManager.INSTALL_SUCCEEDED; 8358 } else { 8359 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8360 } 8361 } 8362 8363 @Override 8364 String getCodePath() { 8365 return packagePath; 8366 } 8367 8368 @Override 8369 String getResourcePath() { 8370 return resourcePath; 8371 } 8372 8373 @Override 8374 String getNativeLibraryPath() { 8375 return libraryPath; 8376 } 8377 8378 int doPreInstall(int status) { 8379 if (status != PackageManager.INSTALL_SUCCEEDED) { 8380 // Destroy container 8381 PackageHelper.destroySdDir(cid); 8382 } else { 8383 boolean mounted = PackageHelper.isContainerMounted(cid); 8384 if (!mounted) { 8385 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 8386 Process.SYSTEM_UID); 8387 if (newCachePath != null) { 8388 setCachePath(newCachePath); 8389 } else { 8390 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8391 } 8392 } 8393 } 8394 return status; 8395 } 8396 8397 boolean doRename(int status, final String pkgName, 8398 String oldCodePath) { 8399 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 8400 String newCachePath = null; 8401 if (PackageHelper.isContainerMounted(cid)) { 8402 // Unmount the container 8403 if (!PackageHelper.unMountSdDir(cid)) { 8404 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 8405 return false; 8406 } 8407 } 8408 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8409 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 8410 " which might be stale. Will try to clean up."); 8411 // Clean up the stale container and proceed to recreate. 8412 if (!PackageHelper.destroySdDir(newCacheId)) { 8413 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 8414 return false; 8415 } 8416 // Successfully cleaned up stale container. Try to rename again. 8417 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8418 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 8419 + " inspite of cleaning it up."); 8420 return false; 8421 } 8422 } 8423 if (!PackageHelper.isContainerMounted(newCacheId)) { 8424 Slog.w(TAG, "Mounting container " + newCacheId); 8425 newCachePath = PackageHelper.mountSdDir(newCacheId, 8426 getEncryptKey(), Process.SYSTEM_UID); 8427 } else { 8428 newCachePath = PackageHelper.getSdDir(newCacheId); 8429 } 8430 if (newCachePath == null) { 8431 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 8432 return false; 8433 } 8434 Log.i(TAG, "Succesfully renamed " + cid + 8435 " to " + newCacheId + 8436 " at new path: " + newCachePath); 8437 cid = newCacheId; 8438 setCachePath(newCachePath); 8439 return true; 8440 } 8441 8442 private void setCachePath(String newCachePath) { 8443 File cachePath = new File(newCachePath); 8444 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 8445 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 8446 8447 if (isFwdLocked()) { 8448 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 8449 } else { 8450 resourcePath = packagePath; 8451 } 8452 } 8453 8454 int doPostInstall(int status, int uid) { 8455 if (status != PackageManager.INSTALL_SUCCEEDED) { 8456 cleanUp(); 8457 } else { 8458 final int groupOwner; 8459 final String protectedFile; 8460 if (isFwdLocked()) { 8461 groupOwner = UserHandle.getSharedAppGid(uid); 8462 protectedFile = RES_FILE_NAME; 8463 } else { 8464 groupOwner = -1; 8465 protectedFile = null; 8466 } 8467 8468 if (uid < Process.FIRST_APPLICATION_UID 8469 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 8470 Slog.e(TAG, "Failed to finalize " + cid); 8471 PackageHelper.destroySdDir(cid); 8472 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8473 } 8474 8475 boolean mounted = PackageHelper.isContainerMounted(cid); 8476 if (!mounted) { 8477 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 8478 } 8479 } 8480 return status; 8481 } 8482 8483 private void cleanUp() { 8484 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 8485 8486 // Destroy secure container 8487 PackageHelper.destroySdDir(cid); 8488 } 8489 8490 void cleanUpResourcesLI() { 8491 String sourceFile = getCodePath(); 8492 // Remove dex file 8493 int retCode = mInstaller.rmdex(sourceFile); 8494 if (retCode < 0) { 8495 Slog.w(TAG, "Couldn't remove dex file for package: " 8496 + " at location " 8497 + sourceFile.toString() + ", retcode=" + retCode); 8498 // we don't consider this to be a failure of the core package deletion 8499 } 8500 cleanUp(); 8501 } 8502 8503 boolean matchContainer(String app) { 8504 if (cid.startsWith(app)) { 8505 return true; 8506 } 8507 return false; 8508 } 8509 8510 String getPackageName() { 8511 return getAsecPackageName(cid); 8512 } 8513 8514 boolean doPostDeleteLI(boolean delete) { 8515 boolean ret = false; 8516 boolean mounted = PackageHelper.isContainerMounted(cid); 8517 if (mounted) { 8518 // Unmount first 8519 ret = PackageHelper.unMountSdDir(cid); 8520 } 8521 if (ret && delete) { 8522 cleanUpResourcesLI(); 8523 } 8524 return ret; 8525 } 8526 8527 @Override 8528 int doPreCopy() { 8529 if (isFwdLocked()) { 8530 if (!PackageHelper.fixSdPermissions(cid, 8531 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 8532 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8533 } 8534 } 8535 8536 return PackageManager.INSTALL_SUCCEEDED; 8537 } 8538 8539 @Override 8540 int doPostCopy(int uid) { 8541 if (isFwdLocked()) { 8542 if (uid < Process.FIRST_APPLICATION_UID 8543 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 8544 RES_FILE_NAME)) { 8545 Slog.e(TAG, "Failed to finalize " + cid); 8546 PackageHelper.destroySdDir(cid); 8547 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8548 } 8549 } 8550 8551 return PackageManager.INSTALL_SUCCEEDED; 8552 } 8553 }; 8554 8555 static String getAsecPackageName(String packageCid) { 8556 int idx = packageCid.lastIndexOf("-"); 8557 if (idx == -1) { 8558 return packageCid; 8559 } 8560 return packageCid.substring(0, idx); 8561 } 8562 8563 // Utility method used to create code paths based on package name and available index. 8564 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 8565 String idxStr = ""; 8566 int idx = 1; 8567 // Fall back to default value of idx=1 if prefix is not 8568 // part of oldCodePath 8569 if (oldCodePath != null) { 8570 String subStr = oldCodePath; 8571 // Drop the suffix right away 8572 if (subStr.endsWith(suffix)) { 8573 subStr = subStr.substring(0, subStr.length() - suffix.length()); 8574 } 8575 // If oldCodePath already contains prefix find out the 8576 // ending index to either increment or decrement. 8577 int sidx = subStr.lastIndexOf(prefix); 8578 if (sidx != -1) { 8579 subStr = subStr.substring(sidx + prefix.length()); 8580 if (subStr != null) { 8581 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 8582 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 8583 } 8584 try { 8585 idx = Integer.parseInt(subStr); 8586 if (idx <= 1) { 8587 idx++; 8588 } else { 8589 idx--; 8590 } 8591 } catch(NumberFormatException e) { 8592 } 8593 } 8594 } 8595 } 8596 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 8597 return prefix + idxStr; 8598 } 8599 8600 // Utility method used to ignore ADD/REMOVE events 8601 // by directory observer. 8602 private static boolean ignoreCodePath(String fullPathStr) { 8603 String apkName = getApkName(fullPathStr); 8604 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 8605 if (idx != -1 && ((idx+1) < apkName.length())) { 8606 // Make sure the package ends with a numeral 8607 String version = apkName.substring(idx+1); 8608 try { 8609 Integer.parseInt(version); 8610 return true; 8611 } catch (NumberFormatException e) {} 8612 } 8613 return false; 8614 } 8615 8616 // Utility method that returns the relative package path with respect 8617 // to the installation directory. Like say for /data/data/com.test-1.apk 8618 // string com.test-1 is returned. 8619 static String getApkName(String codePath) { 8620 if (codePath == null) { 8621 return null; 8622 } 8623 int sidx = codePath.lastIndexOf("/"); 8624 int eidx = codePath.lastIndexOf("."); 8625 if (eidx == -1) { 8626 eidx = codePath.length(); 8627 } else if (eidx == 0) { 8628 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 8629 return null; 8630 } 8631 return codePath.substring(sidx+1, eidx); 8632 } 8633 8634 class PackageInstalledInfo { 8635 String name; 8636 int uid; 8637 // The set of users that originally had this package installed. 8638 int[] origUsers; 8639 // The set of users that now have this package installed. 8640 int[] newUsers; 8641 PackageParser.Package pkg; 8642 int returnCode; 8643 PackageRemovedInfo removedInfo; 8644 } 8645 8646 /* 8647 * Install a non-existing package. 8648 */ 8649 private void installNewPackageLI(PackageParser.Package pkg, 8650 int parseFlags, int scanMode, UserHandle user, 8651 String installerPackageName, PackageInstalledInfo res) { 8652 // Remember this for later, in case we need to rollback this install 8653 String pkgName = pkg.packageName; 8654 8655 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 8656 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 8657 synchronized(mPackages) { 8658 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 8659 // A package with the same name is already installed, though 8660 // it has been renamed to an older name. The package we 8661 // are trying to install should be installed as an update to 8662 // the existing one, but that has not been requested, so bail. 8663 Slog.w(TAG, "Attempt to re-install " + pkgName 8664 + " without first uninstalling package running as " 8665 + mSettings.mRenamedPackages.get(pkgName)); 8666 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8667 return; 8668 } 8669 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 8670 // Don't allow installation over an existing package with the same name. 8671 Slog.w(TAG, "Attempt to re-install " + pkgName 8672 + " without first uninstalling."); 8673 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8674 return; 8675 } 8676 } 8677 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 8678 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 8679 System.currentTimeMillis(), user); 8680 if (newPackage == null) { 8681 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 8682 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 8683 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 8684 } 8685 } else { 8686 updateSettingsLI(newPackage, 8687 installerPackageName, 8688 null, null, 8689 res); 8690 // delete the partially installed application. the data directory will have to be 8691 // restored if it was already existing 8692 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 8693 // remove package from internal structures. Note that we want deletePackageX to 8694 // delete the package data and cache directories that it created in 8695 // scanPackageLocked, unless those directories existed before we even tried to 8696 // install. 8697 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 8698 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 8699 res.removedInfo, true); 8700 } 8701 } 8702 } 8703 8704 private void replacePackageLI(PackageParser.Package pkg, 8705 int parseFlags, int scanMode, UserHandle user, 8706 String installerPackageName, PackageInstalledInfo res) { 8707 8708 PackageParser.Package oldPackage; 8709 String pkgName = pkg.packageName; 8710 int[] allUsers; 8711 boolean[] perUserInstalled; 8712 8713 // First find the old package info and check signatures 8714 synchronized(mPackages) { 8715 oldPackage = mPackages.get(pkgName); 8716 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 8717 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 8718 != PackageManager.SIGNATURE_MATCH) { 8719 Slog.w(TAG, "New package has a different signature: " + pkgName); 8720 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 8721 return; 8722 } 8723 8724 // In case of rollback, remember per-user/profile install state 8725 PackageSetting ps = mSettings.mPackages.get(pkgName); 8726 allUsers = sUserManager.getUserIds(); 8727 perUserInstalled = new boolean[allUsers.length]; 8728 for (int i = 0; i < allUsers.length; i++) { 8729 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 8730 } 8731 } 8732 boolean sysPkg = (isSystemApp(oldPackage)); 8733 if (sysPkg) { 8734 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 8735 user, allUsers, perUserInstalled, installerPackageName, res); 8736 } else { 8737 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 8738 user, allUsers, perUserInstalled, installerPackageName, res); 8739 } 8740 } 8741 8742 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 8743 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 8744 int[] allUsers, boolean[] perUserInstalled, 8745 String installerPackageName, PackageInstalledInfo res) { 8746 PackageParser.Package newPackage = null; 8747 String pkgName = deletedPackage.packageName; 8748 boolean deletedPkg = true; 8749 boolean updatedSettings = false; 8750 8751 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 8752 + deletedPackage); 8753 long origUpdateTime; 8754 if (pkg.mExtras != null) { 8755 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 8756 } else { 8757 origUpdateTime = 0; 8758 } 8759 8760 // First delete the existing package while retaining the data directory 8761 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 8762 res.removedInfo, true)) { 8763 // If the existing package wasn't successfully deleted 8764 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 8765 deletedPkg = false; 8766 } else { 8767 // Successfully deleted the old package. Now proceed with re-installation 8768 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 8769 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 8770 System.currentTimeMillis(), user); 8771 if (newPackage == null) { 8772 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 8773 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 8774 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 8775 } 8776 } else { 8777 updateSettingsLI(newPackage, 8778 installerPackageName, 8779 allUsers, perUserInstalled, 8780 res); 8781 updatedSettings = true; 8782 } 8783 } 8784 8785 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 8786 // remove package from internal structures. Note that we want deletePackageX to 8787 // delete the package data and cache directories that it created in 8788 // scanPackageLocked, unless those directories existed before we even tried to 8789 // install. 8790 if(updatedSettings) { 8791 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 8792 deletePackageLI( 8793 pkgName, null, true, allUsers, perUserInstalled, 8794 PackageManager.DELETE_KEEP_DATA, 8795 res.removedInfo, true); 8796 } 8797 // Since we failed to install the new package we need to restore the old 8798 // package that we deleted. 8799 if(deletedPkg) { 8800 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 8801 File restoreFile = new File(deletedPackage.mPath); 8802 // Parse old package 8803 boolean oldOnSd = isExternal(deletedPackage); 8804 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 8805 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 8806 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 8807 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 8808 | SCAN_UPDATE_TIME; 8809 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 8810 origUpdateTime, null) == null) { 8811 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 8812 return; 8813 } 8814 // Restore of old package succeeded. Update permissions. 8815 // writer 8816 synchronized (mPackages) { 8817 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 8818 UPDATE_PERMISSIONS_ALL); 8819 // can downgrade to reader 8820 mSettings.writeLPr(); 8821 } 8822 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 8823 } 8824 } 8825 } 8826 8827 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 8828 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 8829 int[] allUsers, boolean[] perUserInstalled, 8830 String installerPackageName, PackageInstalledInfo res) { 8831 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 8832 + ", old=" + deletedPackage); 8833 PackageParser.Package newPackage = null; 8834 boolean updatedSettings = false; 8835 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 8836 PackageParser.PARSE_IS_SYSTEM; 8837 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 8838 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8839 } 8840 String packageName = deletedPackage.packageName; 8841 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 8842 if (packageName == null) { 8843 Slog.w(TAG, "Attempt to delete null packageName."); 8844 return; 8845 } 8846 PackageParser.Package oldPkg; 8847 PackageSetting oldPkgSetting; 8848 // reader 8849 synchronized (mPackages) { 8850 oldPkg = mPackages.get(packageName); 8851 oldPkgSetting = mSettings.mPackages.get(packageName); 8852 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 8853 (oldPkgSetting == null)) { 8854 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 8855 return; 8856 } 8857 } 8858 8859 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 8860 8861 res.removedInfo.uid = oldPkg.applicationInfo.uid; 8862 res.removedInfo.removedPackage = packageName; 8863 // Remove existing system package 8864 removePackageLI(oldPkgSetting, true); 8865 // writer 8866 synchronized (mPackages) { 8867 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 8868 // We didn't need to disable the .apk as a current system package, 8869 // which means we are replacing another update that is already 8870 // installed. We need to make sure to delete the older one's .apk. 8871 res.removedInfo.args = createInstallArgs(0, 8872 deletedPackage.applicationInfo.sourceDir, 8873 deletedPackage.applicationInfo.publicSourceDir, 8874 deletedPackage.applicationInfo.nativeLibraryDir); 8875 } else { 8876 res.removedInfo.args = null; 8877 } 8878 } 8879 8880 // Successfully disabled the old package. Now proceed with re-installation 8881 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 8882 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 8883 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 8884 if (newPackage == null) { 8885 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 8886 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 8887 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 8888 } 8889 } else { 8890 if (newPackage.mExtras != null) { 8891 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 8892 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 8893 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 8894 } 8895 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 8896 updatedSettings = true; 8897 } 8898 8899 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 8900 // Re installation failed. Restore old information 8901 // Remove new pkg information 8902 if (newPackage != null) { 8903 removeInstalledPackageLI(newPackage, true); 8904 } 8905 // Add back the old system package 8906 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 8907 // Restore the old system information in Settings 8908 synchronized(mPackages) { 8909 if (updatedSettings) { 8910 mSettings.enableSystemPackageLPw(packageName); 8911 mSettings.setInstallerPackageName(packageName, 8912 oldPkgSetting.installerPackageName); 8913 } 8914 mSettings.writeLPr(); 8915 } 8916 } 8917 } 8918 8919 // Utility method used to move dex files during install. 8920 private int moveDexFilesLI(PackageParser.Package newPackage) { 8921 int retCode; 8922 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 8923 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 8924 if (retCode != 0) { 8925 if (mNoDexOpt) { 8926 /* 8927 * If we're in an engineering build, programs are lazily run 8928 * through dexopt. If the .dex file doesn't exist yet, it 8929 * will be created when the program is run next. 8930 */ 8931 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 8932 } else { 8933 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 8934 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8935 } 8936 } 8937 } 8938 return PackageManager.INSTALL_SUCCEEDED; 8939 } 8940 8941 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 8942 int[] allUsers, boolean[] perUserInstalled, 8943 PackageInstalledInfo res) { 8944 String pkgName = newPackage.packageName; 8945 synchronized (mPackages) { 8946 //write settings. the installStatus will be incomplete at this stage. 8947 //note that the new package setting would have already been 8948 //added to mPackages. It hasn't been persisted yet. 8949 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 8950 mSettings.writeLPr(); 8951 } 8952 8953 if ((res.returnCode = moveDexFilesLI(newPackage)) 8954 != PackageManager.INSTALL_SUCCEEDED) { 8955 // Discontinue if moving dex files failed. 8956 return; 8957 } 8958 8959 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.mPath); 8960 8961 synchronized (mPackages) { 8962 updatePermissionsLPw(newPackage.packageName, newPackage, 8963 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 8964 ? UPDATE_PERMISSIONS_ALL : 0)); 8965 // For system-bundled packages, we assume that installing an upgraded version 8966 // of the package implies that the user actually wants to run that new code, 8967 // so we enable the package. 8968 if (isSystemApp(newPackage)) { 8969 // NB: implicit assumption that system package upgrades apply to all users 8970 if (DEBUG_INSTALL) { 8971 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 8972 } 8973 PackageSetting ps = mSettings.mPackages.get(pkgName); 8974 if (ps != null) { 8975 if (res.origUsers != null) { 8976 for (int userHandle : res.origUsers) { 8977 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 8978 userHandle, installerPackageName); 8979 } 8980 } 8981 // Also convey the prior install/uninstall state 8982 if (allUsers != null && perUserInstalled != null) { 8983 for (int i = 0; i < allUsers.length; i++) { 8984 if (DEBUG_INSTALL) { 8985 Slog.d(TAG, " user " + allUsers[i] 8986 + " => " + perUserInstalled[i]); 8987 } 8988 ps.setInstalled(perUserInstalled[i], allUsers[i]); 8989 } 8990 // these install state changes will be persisted in the 8991 // upcoming call to mSettings.writeLPr(). 8992 } 8993 } 8994 } 8995 res.name = pkgName; 8996 res.uid = newPackage.applicationInfo.uid; 8997 res.pkg = newPackage; 8998 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 8999 mSettings.setInstallerPackageName(pkgName, installerPackageName); 9000 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9001 //to update install status 9002 mSettings.writeLPr(); 9003 } 9004 } 9005 9006 private void installPackageLI(InstallArgs args, 9007 boolean newInstall, PackageInstalledInfo res) { 9008 int pFlags = args.flags; 9009 String installerPackageName = args.installerPackageName; 9010 File tmpPackageFile = new File(args.getCodePath()); 9011 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 9012 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 9013 boolean replace = false; 9014 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 9015 | (newInstall ? SCAN_NEW_INSTALL : 0); 9016 // Result object to be returned 9017 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9018 9019 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 9020 // Retrieve PackageSettings and parse package 9021 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 9022 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 9023 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 9024 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 9025 pp.setSeparateProcesses(mSeparateProcesses); 9026 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 9027 null, mMetrics, parseFlags); 9028 if (pkg == null) { 9029 res.returnCode = pp.getParseError(); 9030 return; 9031 } 9032 String pkgName = res.name = pkg.packageName; 9033 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 9034 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 9035 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 9036 return; 9037 } 9038 } 9039 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 9040 res.returnCode = pp.getParseError(); 9041 return; 9042 } 9043 9044 /* If the installer passed in a manifest digest, compare it now. */ 9045 if (args.manifestDigest != null) { 9046 if (DEBUG_INSTALL) { 9047 final String parsedManifest = pkg.manifestDigest == null ? "null" 9048 : pkg.manifestDigest.toString(); 9049 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 9050 + parsedManifest); 9051 } 9052 9053 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 9054 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 9055 return; 9056 } 9057 } else if (DEBUG_INSTALL) { 9058 final String parsedManifest = pkg.manifestDigest == null 9059 ? "null" : pkg.manifestDigest.toString(); 9060 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 9061 } 9062 9063 // Get rid of all references to package scan path via parser. 9064 pp = null; 9065 String oldCodePath = null; 9066 boolean systemApp = false; 9067 synchronized (mPackages) { 9068 // Check if installing already existing package 9069 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9070 String oldName = mSettings.mRenamedPackages.get(pkgName); 9071 if (pkg.mOriginalPackages != null 9072 && pkg.mOriginalPackages.contains(oldName) 9073 && mPackages.containsKey(oldName)) { 9074 // This package is derived from an original package, 9075 // and this device has been updating from that original 9076 // name. We must continue using the original name, so 9077 // rename the new package here. 9078 pkg.setPackageName(oldName); 9079 pkgName = pkg.packageName; 9080 replace = true; 9081 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 9082 + oldName + " pkgName=" + pkgName); 9083 } else if (mPackages.containsKey(pkgName)) { 9084 // This package, under its official name, already exists 9085 // on the device; we should replace it. 9086 replace = true; 9087 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 9088 } 9089 } 9090 PackageSetting ps = mSettings.mPackages.get(pkgName); 9091 if (ps != null) { 9092 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 9093 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 9094 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 9095 systemApp = (ps.pkg.applicationInfo.flags & 9096 ApplicationInfo.FLAG_SYSTEM) != 0; 9097 } 9098 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9099 } 9100 } 9101 9102 if (systemApp && onSd) { 9103 // Disable updates to system apps on sdcard 9104 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 9105 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9106 return; 9107 } 9108 9109 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 9110 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9111 return; 9112 } 9113 // Set application objects path explicitly after the rename 9114 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 9115 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 9116 if (replace) { 9117 replacePackageLI(pkg, parseFlags, scanMode, args.user, 9118 installerPackageName, res); 9119 } else { 9120 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 9121 installerPackageName, res); 9122 } 9123 synchronized (mPackages) { 9124 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9125 if (ps != null) { 9126 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9127 } 9128 } 9129 } 9130 9131 private static boolean isForwardLocked(PackageParser.Package pkg) { 9132 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9133 } 9134 9135 9136 private boolean isForwardLocked(PackageSetting ps) { 9137 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9138 } 9139 9140 private static boolean isExternal(PackageParser.Package pkg) { 9141 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9142 } 9143 9144 private static boolean isExternal(PackageSetting ps) { 9145 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9146 } 9147 9148 private static boolean isSystemApp(PackageParser.Package pkg) { 9149 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9150 } 9151 9152 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 9153 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 9154 } 9155 9156 private static boolean isSystemApp(ApplicationInfo info) { 9157 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9158 } 9159 9160 private static boolean isSystemApp(PackageSetting ps) { 9161 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 9162 } 9163 9164 private static boolean isUpdatedSystemApp(PackageSetting ps) { 9165 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9166 } 9167 9168 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 9169 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9170 } 9171 9172 private int packageFlagsToInstallFlags(PackageSetting ps) { 9173 int installFlags = 0; 9174 if (isExternal(ps)) { 9175 installFlags |= PackageManager.INSTALL_EXTERNAL; 9176 } 9177 if (isForwardLocked(ps)) { 9178 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9179 } 9180 return installFlags; 9181 } 9182 9183 private void deleteTempPackageFiles() { 9184 final FilenameFilter filter = new FilenameFilter() { 9185 public boolean accept(File dir, String name) { 9186 return name.startsWith("vmdl") && name.endsWith(".tmp"); 9187 } 9188 }; 9189 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 9190 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 9191 } 9192 9193 private static final void deleteTempPackageFilesInDirectory(File directory, 9194 FilenameFilter filter) { 9195 final String[] tmpFilesList = directory.list(filter); 9196 if (tmpFilesList == null) { 9197 return; 9198 } 9199 for (int i = 0; i < tmpFilesList.length; i++) { 9200 final File tmpFile = new File(directory, tmpFilesList[i]); 9201 tmpFile.delete(); 9202 } 9203 } 9204 9205 private File createTempPackageFile(File installDir) { 9206 File tmpPackageFile; 9207 try { 9208 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 9209 } catch (IOException e) { 9210 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 9211 return null; 9212 } 9213 try { 9214 FileUtils.setPermissions( 9215 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 9216 -1, -1); 9217 if (!SELinux.restorecon(tmpPackageFile)) { 9218 return null; 9219 } 9220 } catch (IOException e) { 9221 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 9222 return null; 9223 } 9224 return tmpPackageFile; 9225 } 9226 9227 @Override 9228 public void deletePackageAsUser(final String packageName, 9229 final IPackageDeleteObserver observer, 9230 final int userId, final int flags) { 9231 mContext.enforceCallingOrSelfPermission( 9232 android.Manifest.permission.DELETE_PACKAGES, null); 9233 final int uid = Binder.getCallingUid(); 9234 if (UserHandle.getUserId(uid) != userId) { 9235 mContext.enforceCallingPermission( 9236 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 9237 "deletePackage for user " + userId); 9238 } 9239 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 9240 try { 9241 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 9242 } catch (RemoteException re) { 9243 } 9244 return; 9245 } 9246 9247 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 9248 // Queue up an async operation since the package deletion may take a little while. 9249 mHandler.post(new Runnable() { 9250 public void run() { 9251 mHandler.removeCallbacks(this); 9252 final int returnCode = deletePackageX(packageName, userId, flags); 9253 if (observer != null) { 9254 try { 9255 observer.packageDeleted(packageName, returnCode); 9256 } catch (RemoteException e) { 9257 Log.i(TAG, "Observer no longer exists."); 9258 } //end catch 9259 } //end if 9260 } //end run 9261 }); 9262 } 9263 9264 private boolean isPackageDeviceAdmin(String packageName, int userId) { 9265 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 9266 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 9267 try { 9268 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 9269 || dpm.isDeviceOwner(packageName))) { 9270 return true; 9271 } 9272 } catch (RemoteException e) { 9273 } 9274 return false; 9275 } 9276 9277 /** 9278 * This method is an internal method that could be get invoked either 9279 * to delete an installed package or to clean up a failed installation. 9280 * After deleting an installed package, a broadcast is sent to notify any 9281 * listeners that the package has been installed. For cleaning up a failed 9282 * installation, the broadcast is not necessary since the package's 9283 * installation wouldn't have sent the initial broadcast either 9284 * The key steps in deleting a package are 9285 * deleting the package information in internal structures like mPackages, 9286 * deleting the packages base directories through installd 9287 * updating mSettings to reflect current status 9288 * persisting settings for later use 9289 * sending a broadcast if necessary 9290 */ 9291 private int deletePackageX(String packageName, int userId, int flags) { 9292 final PackageRemovedInfo info = new PackageRemovedInfo(); 9293 final boolean res; 9294 9295 if (isPackageDeviceAdmin(packageName, userId)) { 9296 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 9297 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 9298 } 9299 9300 boolean removedForAllUsers = false; 9301 boolean systemUpdate = false; 9302 9303 // for the uninstall-updates case and restricted profiles, remember the per- 9304 // userhandle installed state 9305 int[] allUsers; 9306 boolean[] perUserInstalled; 9307 synchronized (mPackages) { 9308 PackageSetting ps = mSettings.mPackages.get(packageName); 9309 allUsers = sUserManager.getUserIds(); 9310 perUserInstalled = new boolean[allUsers.length]; 9311 for (int i = 0; i < allUsers.length; i++) { 9312 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9313 } 9314 } 9315 9316 synchronized (mInstallLock) { 9317 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 9318 res = deletePackageLI(packageName, 9319 (flags & PackageManager.DELETE_ALL_USERS) != 0 9320 ? UserHandle.ALL : new UserHandle(userId), 9321 true, allUsers, perUserInstalled, 9322 flags | REMOVE_CHATTY, info, true); 9323 systemUpdate = info.isRemovedPackageSystemUpdate; 9324 if (res && !systemUpdate && mPackages.get(packageName) == null) { 9325 removedForAllUsers = true; 9326 } 9327 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 9328 + " removedForAllUsers=" + removedForAllUsers); 9329 } 9330 9331 if (res) { 9332 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 9333 9334 // If the removed package was a system update, the old system package 9335 // was re-enabled; we need to broadcast this information 9336 if (systemUpdate) { 9337 Bundle extras = new Bundle(1); 9338 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 9339 ? info.removedAppId : info.uid); 9340 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9341 9342 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 9343 extras, null, null, null); 9344 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 9345 extras, null, null, null); 9346 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 9347 null, packageName, null, null); 9348 } 9349 } 9350 // Force a gc here. 9351 Runtime.getRuntime().gc(); 9352 // Delete the resources here after sending the broadcast to let 9353 // other processes clean up before deleting resources. 9354 if (info.args != null) { 9355 synchronized (mInstallLock) { 9356 info.args.doPostDeleteLI(true); 9357 } 9358 } 9359 9360 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 9361 } 9362 9363 static class PackageRemovedInfo { 9364 String removedPackage; 9365 int uid = -1; 9366 int removedAppId = -1; 9367 int[] removedUsers = null; 9368 boolean isRemovedPackageSystemUpdate = false; 9369 // Clean up resources deleted packages. 9370 InstallArgs args = null; 9371 9372 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 9373 Bundle extras = new Bundle(1); 9374 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 9375 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 9376 if (replacing) { 9377 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9378 } 9379 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 9380 if (removedPackage != null) { 9381 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 9382 extras, null, null, removedUsers); 9383 if (fullRemove && !replacing) { 9384 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 9385 extras, null, null, removedUsers); 9386 } 9387 } 9388 if (removedAppId >= 0) { 9389 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 9390 removedUsers); 9391 } 9392 } 9393 } 9394 9395 /* 9396 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 9397 * flag is not set, the data directory is removed as well. 9398 * make sure this flag is set for partially installed apps. If not its meaningless to 9399 * delete a partially installed application. 9400 */ 9401 private void removePackageDataLI(PackageSetting ps, 9402 int[] allUserHandles, boolean[] perUserInstalled, 9403 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 9404 String packageName = ps.name; 9405 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 9406 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 9407 // Retrieve object to delete permissions for shared user later on 9408 final PackageSetting deletedPs; 9409 // reader 9410 synchronized (mPackages) { 9411 deletedPs = mSettings.mPackages.get(packageName); 9412 if (outInfo != null) { 9413 outInfo.removedPackage = packageName; 9414 outInfo.removedUsers = deletedPs != null 9415 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 9416 : null; 9417 } 9418 } 9419 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9420 removeDataDirsLI(packageName); 9421 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 9422 } 9423 // writer 9424 synchronized (mPackages) { 9425 if (deletedPs != null) { 9426 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9427 if (outInfo != null) { 9428 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 9429 } 9430 if (deletedPs != null) { 9431 updatePermissionsLPw(deletedPs.name, null, 0); 9432 if (deletedPs.sharedUser != null) { 9433 // remove permissions associated with package 9434 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 9435 } 9436 } 9437 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 9438 } 9439 // make sure to preserve per-user disabled state if this removal was just 9440 // a downgrade of a system app to the factory package 9441 if (allUserHandles != null && perUserInstalled != null) { 9442 if (DEBUG_REMOVE) { 9443 Slog.d(TAG, "Propagating install state across downgrade"); 9444 } 9445 for (int i = 0; i < allUserHandles.length; i++) { 9446 if (DEBUG_REMOVE) { 9447 Slog.d(TAG, " user " + allUserHandles[i] 9448 + " => " + perUserInstalled[i]); 9449 } 9450 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9451 } 9452 } 9453 } 9454 // can downgrade to reader 9455 if (writeSettings) { 9456 // Save settings now 9457 mSettings.writeLPr(); 9458 } 9459 } 9460 if (outInfo != null) { 9461 // A user ID was deleted here. Go through all users and remove it 9462 // from KeyStore. 9463 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 9464 } 9465 } 9466 9467 static boolean locationIsPrivileged(File path) { 9468 try { 9469 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 9470 .getCanonicalPath(); 9471 return path.getCanonicalPath().startsWith(privilegedAppDir); 9472 } catch (IOException e) { 9473 Slog.e(TAG, "Unable to access code path " + path); 9474 } 9475 return false; 9476 } 9477 9478 /* 9479 * Tries to delete system package. 9480 */ 9481 private boolean deleteSystemPackageLI(PackageSetting newPs, 9482 int[] allUserHandles, boolean[] perUserInstalled, 9483 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 9484 final boolean applyUserRestrictions 9485 = (allUserHandles != null) && (perUserInstalled != null); 9486 PackageSetting disabledPs = null; 9487 // Confirm if the system package has been updated 9488 // An updated system app can be deleted. This will also have to restore 9489 // the system pkg from system partition 9490 // reader 9491 synchronized (mPackages) { 9492 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 9493 } 9494 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 9495 + " disabledPs=" + disabledPs); 9496 if (disabledPs == null) { 9497 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 9498 return false; 9499 } else if (DEBUG_REMOVE) { 9500 Slog.d(TAG, "Deleting system pkg from data partition"); 9501 } 9502 if (DEBUG_REMOVE) { 9503 if (applyUserRestrictions) { 9504 Slog.d(TAG, "Remembering install states:"); 9505 for (int i = 0; i < allUserHandles.length; i++) { 9506 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 9507 } 9508 } 9509 } 9510 // Delete the updated package 9511 outInfo.isRemovedPackageSystemUpdate = true; 9512 if (disabledPs.versionCode < newPs.versionCode) { 9513 // Delete data for downgrades 9514 flags &= ~PackageManager.DELETE_KEEP_DATA; 9515 } else { 9516 // Preserve data by setting flag 9517 flags |= PackageManager.DELETE_KEEP_DATA; 9518 } 9519 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 9520 allUserHandles, perUserInstalled, outInfo, writeSettings); 9521 if (!ret) { 9522 return false; 9523 } 9524 // writer 9525 synchronized (mPackages) { 9526 // Reinstate the old system package 9527 mSettings.enableSystemPackageLPw(newPs.name); 9528 // Remove any native libraries from the upgraded package. 9529 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 9530 } 9531 // Install the system package 9532 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 9533 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 9534 if (locationIsPrivileged(disabledPs.codePath)) { 9535 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9536 } 9537 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 9538 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 9539 9540 if (newPkg == null) { 9541 Slog.w(TAG, "Failed to restore system package:" + newPs.name 9542 + " with error:" + mLastScanError); 9543 return false; 9544 } 9545 // writer 9546 synchronized (mPackages) { 9547 updatePermissionsLPw(newPkg.packageName, newPkg, 9548 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 9549 if (applyUserRestrictions) { 9550 if (DEBUG_REMOVE) { 9551 Slog.d(TAG, "Propagating install state across reinstall"); 9552 } 9553 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 9554 for (int i = 0; i < allUserHandles.length; i++) { 9555 if (DEBUG_REMOVE) { 9556 Slog.d(TAG, " user " + allUserHandles[i] 9557 + " => " + perUserInstalled[i]); 9558 } 9559 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9560 } 9561 // Regardless of writeSettings we need to ensure that this restriction 9562 // state propagation is persisted 9563 mSettings.writeAllUsersPackageRestrictionsLPr(); 9564 } 9565 // can downgrade to reader here 9566 if (writeSettings) { 9567 mSettings.writeLPr(); 9568 } 9569 } 9570 return true; 9571 } 9572 9573 private boolean deleteInstalledPackageLI(PackageSetting ps, 9574 boolean deleteCodeAndResources, int flags, 9575 int[] allUserHandles, boolean[] perUserInstalled, 9576 PackageRemovedInfo outInfo, boolean writeSettings) { 9577 if (outInfo != null) { 9578 outInfo.uid = ps.appId; 9579 } 9580 9581 // Delete package data from internal structures and also remove data if flag is set 9582 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 9583 9584 // Delete application code and resources 9585 if (deleteCodeAndResources && (outInfo != null)) { 9586 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 9587 ps.resourcePathString, ps.nativeLibraryPathString); 9588 } 9589 return true; 9590 } 9591 9592 /* 9593 * This method handles package deletion in general 9594 */ 9595 private boolean deletePackageLI(String packageName, UserHandle user, 9596 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 9597 int flags, PackageRemovedInfo outInfo, 9598 boolean writeSettings) { 9599 if (packageName == null) { 9600 Slog.w(TAG, "Attempt to delete null packageName."); 9601 return false; 9602 } 9603 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 9604 PackageSetting ps; 9605 boolean dataOnly = false; 9606 int removeUser = -1; 9607 int appId = -1; 9608 synchronized (mPackages) { 9609 ps = mSettings.mPackages.get(packageName); 9610 if (ps == null) { 9611 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 9612 return false; 9613 } 9614 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 9615 && user.getIdentifier() != UserHandle.USER_ALL) { 9616 // The caller is asking that the package only be deleted for a single 9617 // user. To do this, we just mark its uninstalled state and delete 9618 // its data. If this is a system app, we only allow this to happen if 9619 // they have set the special DELETE_SYSTEM_APP which requests different 9620 // semantics than normal for uninstalling system apps. 9621 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 9622 ps.setUserState(user.getIdentifier(), 9623 COMPONENT_ENABLED_STATE_DEFAULT, 9624 false, //installed 9625 true, //stopped 9626 true, //notLaunched 9627 false, //blocked 9628 null, null, null); 9629 if (!isSystemApp(ps)) { 9630 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 9631 // Other user still have this package installed, so all 9632 // we need to do is clear this user's data and save that 9633 // it is uninstalled. 9634 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 9635 removeUser = user.getIdentifier(); 9636 appId = ps.appId; 9637 mSettings.writePackageRestrictionsLPr(removeUser); 9638 } else { 9639 // We need to set it back to 'installed' so the uninstall 9640 // broadcasts will be sent correctly. 9641 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 9642 ps.setInstalled(true, user.getIdentifier()); 9643 } 9644 } else { 9645 // This is a system app, so we assume that the 9646 // other users still have this package installed, so all 9647 // we need to do is clear this user's data and save that 9648 // it is uninstalled. 9649 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 9650 removeUser = user.getIdentifier(); 9651 appId = ps.appId; 9652 mSettings.writePackageRestrictionsLPr(removeUser); 9653 } 9654 } 9655 } 9656 9657 if (removeUser >= 0) { 9658 // From above, we determined that we are deleting this only 9659 // for a single user. Continue the work here. 9660 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 9661 if (outInfo != null) { 9662 outInfo.removedPackage = packageName; 9663 outInfo.removedAppId = appId; 9664 outInfo.removedUsers = new int[] {removeUser}; 9665 } 9666 mInstaller.clearUserData(packageName, removeUser); 9667 removeKeystoreDataIfNeeded(removeUser, appId); 9668 schedulePackageCleaning(packageName, removeUser, false); 9669 return true; 9670 } 9671 9672 if (dataOnly) { 9673 // Delete application data first 9674 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 9675 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 9676 return true; 9677 } 9678 9679 boolean ret = false; 9680 mSettings.mKeySetManager.removeAppKeySetData(packageName); 9681 if (isSystemApp(ps)) { 9682 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 9683 // When an updated system application is deleted we delete the existing resources as well and 9684 // fall back to existing code in system partition 9685 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 9686 flags, outInfo, writeSettings); 9687 } else { 9688 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 9689 // Kill application pre-emptively especially for apps on sd. 9690 killApplication(packageName, ps.appId, "uninstall pkg"); 9691 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 9692 allUserHandles, perUserInstalled, 9693 outInfo, writeSettings); 9694 } 9695 9696 return ret; 9697 } 9698 9699 private final class ClearStorageConnection implements ServiceConnection { 9700 IMediaContainerService mContainerService; 9701 9702 @Override 9703 public void onServiceConnected(ComponentName name, IBinder service) { 9704 synchronized (this) { 9705 mContainerService = IMediaContainerService.Stub.asInterface(service); 9706 notifyAll(); 9707 } 9708 } 9709 9710 @Override 9711 public void onServiceDisconnected(ComponentName name) { 9712 } 9713 } 9714 9715 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 9716 final boolean mounted; 9717 if (Environment.isExternalStorageEmulated()) { 9718 mounted = true; 9719 } else { 9720 final String status = Environment.getExternalStorageState(); 9721 9722 mounted = status.equals(Environment.MEDIA_MOUNTED) 9723 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 9724 } 9725 9726 if (!mounted) { 9727 return; 9728 } 9729 9730 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 9731 int[] users; 9732 if (userId == UserHandle.USER_ALL) { 9733 users = sUserManager.getUserIds(); 9734 } else { 9735 users = new int[] { userId }; 9736 } 9737 final ClearStorageConnection conn = new ClearStorageConnection(); 9738 if (mContext.bindServiceAsUser( 9739 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 9740 try { 9741 for (int curUser : users) { 9742 long timeout = SystemClock.uptimeMillis() + 5000; 9743 synchronized (conn) { 9744 long now = SystemClock.uptimeMillis(); 9745 while (conn.mContainerService == null && now < timeout) { 9746 try { 9747 conn.wait(timeout - now); 9748 } catch (InterruptedException e) { 9749 } 9750 } 9751 } 9752 if (conn.mContainerService == null) { 9753 return; 9754 } 9755 9756 final UserEnvironment userEnv = new UserEnvironment(curUser); 9757 clearDirectory(conn.mContainerService, 9758 userEnv.buildExternalStorageAppCacheDirs(packageName)); 9759 if (allData) { 9760 clearDirectory(conn.mContainerService, 9761 userEnv.buildExternalStorageAppDataDirs(packageName)); 9762 clearDirectory(conn.mContainerService, 9763 userEnv.buildExternalStorageAppMediaDirs(packageName)); 9764 } 9765 } 9766 } finally { 9767 mContext.unbindService(conn); 9768 } 9769 } 9770 } 9771 9772 @Override 9773 public void clearApplicationUserData(final String packageName, 9774 final IPackageDataObserver observer, final int userId) { 9775 mContext.enforceCallingOrSelfPermission( 9776 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 9777 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 9778 // Queue up an async operation since the package deletion may take a little while. 9779 mHandler.post(new Runnable() { 9780 public void run() { 9781 mHandler.removeCallbacks(this); 9782 final boolean succeeded; 9783 synchronized (mInstallLock) { 9784 succeeded = clearApplicationUserDataLI(packageName, userId); 9785 } 9786 clearExternalStorageDataSync(packageName, userId, true); 9787 if (succeeded) { 9788 // invoke DeviceStorageMonitor's update method to clear any notifications 9789 DeviceStorageMonitorInternal 9790 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 9791 if (dsm != null) { 9792 dsm.checkMemory(); 9793 } 9794 } 9795 if(observer != null) { 9796 try { 9797 observer.onRemoveCompleted(packageName, succeeded); 9798 } catch (RemoteException e) { 9799 Log.i(TAG, "Observer no longer exists."); 9800 } 9801 } //end if observer 9802 } //end run 9803 }); 9804 } 9805 9806 private boolean clearApplicationUserDataLI(String packageName, int userId) { 9807 if (packageName == null) { 9808 Slog.w(TAG, "Attempt to delete null packageName."); 9809 return false; 9810 } 9811 PackageParser.Package p; 9812 boolean dataOnly = false; 9813 final int appId; 9814 synchronized (mPackages) { 9815 p = mPackages.get(packageName); 9816 if (p == null) { 9817 dataOnly = true; 9818 PackageSetting ps = mSettings.mPackages.get(packageName); 9819 if ((ps == null) || (ps.pkg == null)) { 9820 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 9821 return false; 9822 } 9823 p = ps.pkg; 9824 } 9825 if (!dataOnly) { 9826 // need to check this only for fully installed applications 9827 if (p == null) { 9828 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 9829 return false; 9830 } 9831 final ApplicationInfo applicationInfo = p.applicationInfo; 9832 if (applicationInfo == null) { 9833 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 9834 return false; 9835 } 9836 } 9837 if (p != null && p.applicationInfo != null) { 9838 appId = p.applicationInfo.uid; 9839 } else { 9840 appId = -1; 9841 } 9842 } 9843 int retCode = mInstaller.clearUserData(packageName, userId); 9844 if (retCode < 0) { 9845 Slog.w(TAG, "Couldn't remove cache files for package: " 9846 + packageName); 9847 return false; 9848 } 9849 removeKeystoreDataIfNeeded(userId, appId); 9850 return true; 9851 } 9852 9853 /** 9854 * Remove entries from the keystore daemon. Will only remove it if the 9855 * {@code appId} is valid. 9856 */ 9857 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 9858 if (appId < 0) { 9859 return; 9860 } 9861 9862 final KeyStore keyStore = KeyStore.getInstance(); 9863 if (keyStore != null) { 9864 if (userId == UserHandle.USER_ALL) { 9865 for (final int individual : sUserManager.getUserIds()) { 9866 keyStore.clearUid(UserHandle.getUid(individual, appId)); 9867 } 9868 } else { 9869 keyStore.clearUid(UserHandle.getUid(userId, appId)); 9870 } 9871 } else { 9872 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 9873 } 9874 } 9875 9876 public void deleteApplicationCacheFiles(final String packageName, 9877 final IPackageDataObserver observer) { 9878 mContext.enforceCallingOrSelfPermission( 9879 android.Manifest.permission.DELETE_CACHE_FILES, null); 9880 // Queue up an async operation since the package deletion may take a little while. 9881 final int userId = UserHandle.getCallingUserId(); 9882 mHandler.post(new Runnable() { 9883 public void run() { 9884 mHandler.removeCallbacks(this); 9885 final boolean succeded; 9886 synchronized (mInstallLock) { 9887 succeded = deleteApplicationCacheFilesLI(packageName, userId); 9888 } 9889 clearExternalStorageDataSync(packageName, userId, false); 9890 if(observer != null) { 9891 try { 9892 observer.onRemoveCompleted(packageName, succeded); 9893 } catch (RemoteException e) { 9894 Log.i(TAG, "Observer no longer exists."); 9895 } 9896 } //end if observer 9897 } //end run 9898 }); 9899 } 9900 9901 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 9902 if (packageName == null) { 9903 Slog.w(TAG, "Attempt to delete null packageName."); 9904 return false; 9905 } 9906 PackageParser.Package p; 9907 synchronized (mPackages) { 9908 p = mPackages.get(packageName); 9909 } 9910 if (p == null) { 9911 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 9912 return false; 9913 } 9914 final ApplicationInfo applicationInfo = p.applicationInfo; 9915 if (applicationInfo == null) { 9916 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 9917 return false; 9918 } 9919 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 9920 if (retCode < 0) { 9921 Slog.w(TAG, "Couldn't remove cache files for package: " 9922 + packageName + " u" + userId); 9923 return false; 9924 } 9925 return true; 9926 } 9927 9928 public void getPackageSizeInfo(final String packageName, int userHandle, 9929 final IPackageStatsObserver observer) { 9930 mContext.enforceCallingOrSelfPermission( 9931 android.Manifest.permission.GET_PACKAGE_SIZE, null); 9932 9933 PackageStats stats = new PackageStats(packageName, userHandle); 9934 9935 /* 9936 * Queue up an async operation since the package measurement may take a 9937 * little while. 9938 */ 9939 Message msg = mHandler.obtainMessage(INIT_COPY); 9940 msg.obj = new MeasureParams(stats, observer); 9941 mHandler.sendMessage(msg); 9942 } 9943 9944 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 9945 PackageStats pStats) { 9946 if (packageName == null) { 9947 Slog.w(TAG, "Attempt to get size of null packageName."); 9948 return false; 9949 } 9950 PackageParser.Package p; 9951 boolean dataOnly = false; 9952 String libDirPath = null; 9953 String asecPath = null; 9954 synchronized (mPackages) { 9955 p = mPackages.get(packageName); 9956 PackageSetting ps = mSettings.mPackages.get(packageName); 9957 if(p == null) { 9958 dataOnly = true; 9959 if((ps == null) || (ps.pkg == null)) { 9960 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 9961 return false; 9962 } 9963 p = ps.pkg; 9964 } 9965 if (ps != null) { 9966 libDirPath = ps.nativeLibraryPathString; 9967 } 9968 if (p != null && (isExternal(p) || isForwardLocked(p))) { 9969 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 9970 if (secureContainerId != null) { 9971 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 9972 } 9973 } 9974 } 9975 String publicSrcDir = null; 9976 if(!dataOnly) { 9977 final ApplicationInfo applicationInfo = p.applicationInfo; 9978 if (applicationInfo == null) { 9979 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 9980 return false; 9981 } 9982 if (isForwardLocked(p)) { 9983 publicSrcDir = applicationInfo.publicSourceDir; 9984 } 9985 } 9986 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, libDirPath, 9987 publicSrcDir, asecPath, pStats); 9988 if (res < 0) { 9989 return false; 9990 } 9991 9992 // Fix-up for forward-locked applications in ASEC containers. 9993 if (!isExternal(p)) { 9994 pStats.codeSize += pStats.externalCodeSize; 9995 pStats.externalCodeSize = 0L; 9996 } 9997 9998 return true; 9999 } 10000 10001 10002 public void addPackageToPreferred(String packageName) { 10003 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 10004 } 10005 10006 public void removePackageFromPreferred(String packageName) { 10007 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 10008 } 10009 10010 public List<PackageInfo> getPreferredPackages(int flags) { 10011 return new ArrayList<PackageInfo>(); 10012 } 10013 10014 private int getUidTargetSdkVersionLockedLPr(int uid) { 10015 Object obj = mSettings.getUserIdLPr(uid); 10016 if (obj instanceof SharedUserSetting) { 10017 final SharedUserSetting sus = (SharedUserSetting) obj; 10018 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 10019 final Iterator<PackageSetting> it = sus.packages.iterator(); 10020 while (it.hasNext()) { 10021 final PackageSetting ps = it.next(); 10022 if (ps.pkg != null) { 10023 int v = ps.pkg.applicationInfo.targetSdkVersion; 10024 if (v < vers) vers = v; 10025 } 10026 } 10027 return vers; 10028 } else if (obj instanceof PackageSetting) { 10029 final PackageSetting ps = (PackageSetting) obj; 10030 if (ps.pkg != null) { 10031 return ps.pkg.applicationInfo.targetSdkVersion; 10032 } 10033 } 10034 return Build.VERSION_CODES.CUR_DEVELOPMENT; 10035 } 10036 10037 public void addPreferredActivity(IntentFilter filter, int match, 10038 ComponentName[] set, ComponentName activity, int userId) { 10039 addPreferredActivityInternal(filter, match, set, activity, true, userId); 10040 } 10041 10042 private void addPreferredActivityInternal(IntentFilter filter, int match, 10043 ComponentName[] set, ComponentName activity, boolean always, int userId) { 10044 // writer 10045 int callingUid = Binder.getCallingUid(); 10046 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 10047 if (filter.countActions() == 0) { 10048 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10049 return; 10050 } 10051 synchronized (mPackages) { 10052 if (mContext.checkCallingOrSelfPermission( 10053 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10054 != PackageManager.PERMISSION_GRANTED) { 10055 if (getUidTargetSdkVersionLockedLPr(callingUid) 10056 < Build.VERSION_CODES.FROYO) { 10057 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 10058 + callingUid); 10059 return; 10060 } 10061 mContext.enforceCallingOrSelfPermission( 10062 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10063 } 10064 10065 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 10066 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10067 mSettings.editPreferredActivitiesLPw(userId).addFilter( 10068 new PreferredActivity(filter, match, set, activity, always)); 10069 mSettings.writePackageRestrictionsLPr(userId); 10070 } 10071 } 10072 10073 public void replacePreferredActivity(IntentFilter filter, int match, 10074 ComponentName[] set, ComponentName activity) { 10075 if (filter.countActions() != 1) { 10076 throw new IllegalArgumentException( 10077 "replacePreferredActivity expects filter to have only 1 action."); 10078 } 10079 if (filter.countDataAuthorities() != 0 10080 || filter.countDataPaths() != 0 10081 || filter.countDataSchemes() > 1 10082 || filter.countDataTypes() != 0) { 10083 throw new IllegalArgumentException( 10084 "replacePreferredActivity expects filter to have no data authorities, " + 10085 "paths, or types; and at most one scheme."); 10086 } 10087 synchronized (mPackages) { 10088 if (mContext.checkCallingOrSelfPermission( 10089 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10090 != PackageManager.PERMISSION_GRANTED) { 10091 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10092 < Build.VERSION_CODES.FROYO) { 10093 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 10094 + Binder.getCallingUid()); 10095 return; 10096 } 10097 mContext.enforceCallingOrSelfPermission( 10098 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10099 } 10100 10101 final int callingUserId = UserHandle.getCallingUserId(); 10102 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 10103 if (pir != null) { 10104 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 10105 if (filter.countDataSchemes() == 1) { 10106 Uri.Builder builder = new Uri.Builder(); 10107 builder.scheme(filter.getDataScheme(0)); 10108 intent.setData(builder.build()); 10109 } 10110 List<PreferredActivity> matches = pir.queryIntent( 10111 intent, null, true, callingUserId); 10112 if (DEBUG_PREFERRED) { 10113 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 10114 } 10115 for (int i = 0; i < matches.size(); i++) { 10116 PreferredActivity pa = matches.get(i); 10117 if (DEBUG_PREFERRED) { 10118 Slog.i(TAG, "Removing preferred activity " 10119 + pa.mPref.mComponent + ":"); 10120 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10121 } 10122 pir.removeFilter(pa); 10123 } 10124 } 10125 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 10126 } 10127 } 10128 10129 public void clearPackagePreferredActivities(String packageName) { 10130 final int uid = Binder.getCallingUid(); 10131 // writer 10132 synchronized (mPackages) { 10133 PackageParser.Package pkg = mPackages.get(packageName); 10134 if (pkg == null || pkg.applicationInfo.uid != uid) { 10135 if (mContext.checkCallingOrSelfPermission( 10136 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10137 != PackageManager.PERMISSION_GRANTED) { 10138 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10139 < Build.VERSION_CODES.FROYO) { 10140 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 10141 + Binder.getCallingUid()); 10142 return; 10143 } 10144 mContext.enforceCallingOrSelfPermission( 10145 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10146 } 10147 } 10148 10149 int user = UserHandle.getCallingUserId(); 10150 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 10151 mSettings.writePackageRestrictionsLPr(user); 10152 scheduleWriteSettingsLocked(); 10153 } 10154 } 10155 } 10156 10157 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 10158 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 10159 ArrayList<PreferredActivity> removed = null; 10160 boolean changed = false; 10161 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10162 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 10163 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10164 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 10165 continue; 10166 } 10167 Iterator<PreferredActivity> it = pir.filterIterator(); 10168 while (it.hasNext()) { 10169 PreferredActivity pa = it.next(); 10170 // Mark entry for removal only if it matches the package name 10171 // and the entry is of type "always". 10172 if (packageName == null || 10173 (pa.mPref.mComponent.getPackageName().equals(packageName) 10174 && pa.mPref.mAlways)) { 10175 if (removed == null) { 10176 removed = new ArrayList<PreferredActivity>(); 10177 } 10178 removed.add(pa); 10179 } 10180 } 10181 if (removed != null) { 10182 for (int j=0; j<removed.size(); j++) { 10183 PreferredActivity pa = removed.get(j); 10184 pir.removeFilter(pa); 10185 } 10186 changed = true; 10187 } 10188 } 10189 return changed; 10190 } 10191 10192 public void resetPreferredActivities(int userId) { 10193 mContext.enforceCallingOrSelfPermission( 10194 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10195 // writer 10196 synchronized (mPackages) { 10197 int user = UserHandle.getCallingUserId(); 10198 clearPackagePreferredActivitiesLPw(null, user); 10199 mSettings.readDefaultPreferredAppsLPw(this, user); 10200 mSettings.writePackageRestrictionsLPr(user); 10201 scheduleWriteSettingsLocked(); 10202 } 10203 } 10204 10205 public int getPreferredActivities(List<IntentFilter> outFilters, 10206 List<ComponentName> outActivities, String packageName) { 10207 10208 int num = 0; 10209 final int userId = UserHandle.getCallingUserId(); 10210 // reader 10211 synchronized (mPackages) { 10212 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 10213 if (pir != null) { 10214 final Iterator<PreferredActivity> it = pir.filterIterator(); 10215 while (it.hasNext()) { 10216 final PreferredActivity pa = it.next(); 10217 if (packageName == null 10218 || (pa.mPref.mComponent.getPackageName().equals(packageName) 10219 && pa.mPref.mAlways)) { 10220 if (outFilters != null) { 10221 outFilters.add(new IntentFilter(pa)); 10222 } 10223 if (outActivities != null) { 10224 outActivities.add(pa.mPref.mComponent); 10225 } 10226 } 10227 } 10228 } 10229 } 10230 10231 return num; 10232 } 10233 10234 @Override 10235 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 10236 Intent intent = new Intent(Intent.ACTION_MAIN); 10237 intent.addCategory(Intent.CATEGORY_HOME); 10238 10239 final int callingUserId = UserHandle.getCallingUserId(); 10240 List<ResolveInfo> list = queryIntentActivities(intent, null, 10241 PackageManager.GET_META_DATA, callingUserId); 10242 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 10243 true, false, false, callingUserId); 10244 10245 allHomeCandidates.clear(); 10246 if (list != null) { 10247 for (ResolveInfo ri : list) { 10248 allHomeCandidates.add(ri); 10249 } 10250 } 10251 return (preferred == null || preferred.activityInfo == null) 10252 ? null 10253 : new ComponentName(preferred.activityInfo.packageName, 10254 preferred.activityInfo.name); 10255 } 10256 10257 @Override 10258 public void setApplicationEnabledSetting(String appPackageName, 10259 int newState, int flags, int userId, String callingPackage) { 10260 if (!sUserManager.exists(userId)) return; 10261 if (callingPackage == null) { 10262 callingPackage = Integer.toString(Binder.getCallingUid()); 10263 } 10264 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 10265 } 10266 10267 @Override 10268 public void setComponentEnabledSetting(ComponentName componentName, 10269 int newState, int flags, int userId) { 10270 if (!sUserManager.exists(userId)) return; 10271 setEnabledSetting(componentName.getPackageName(), 10272 componentName.getClassName(), newState, flags, userId, null); 10273 } 10274 10275 private void setEnabledSetting(final String packageName, String className, int newState, 10276 final int flags, int userId, String callingPackage) { 10277 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 10278 || newState == COMPONENT_ENABLED_STATE_ENABLED 10279 || newState == COMPONENT_ENABLED_STATE_DISABLED 10280 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 10281 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 10282 throw new IllegalArgumentException("Invalid new component state: " 10283 + newState); 10284 } 10285 PackageSetting pkgSetting; 10286 final int uid = Binder.getCallingUid(); 10287 final int permission = mContext.checkCallingOrSelfPermission( 10288 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10289 enforceCrossUserPermission(uid, userId, false, "set enabled"); 10290 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10291 boolean sendNow = false; 10292 boolean isApp = (className == null); 10293 String componentName = isApp ? packageName : className; 10294 int packageUid = -1; 10295 ArrayList<String> components; 10296 10297 // writer 10298 synchronized (mPackages) { 10299 pkgSetting = mSettings.mPackages.get(packageName); 10300 if (pkgSetting == null) { 10301 if (className == null) { 10302 throw new IllegalArgumentException( 10303 "Unknown package: " + packageName); 10304 } 10305 throw new IllegalArgumentException( 10306 "Unknown component: " + packageName 10307 + "/" + className); 10308 } 10309 // Allow root and verify that userId is not being specified by a different user 10310 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 10311 throw new SecurityException( 10312 "Permission Denial: attempt to change component state from pid=" 10313 + Binder.getCallingPid() 10314 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 10315 } 10316 if (className == null) { 10317 // We're dealing with an application/package level state change 10318 if (pkgSetting.getEnabled(userId) == newState) { 10319 // Nothing to do 10320 return; 10321 } 10322 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 10323 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 10324 // Don't care about who enables an app. 10325 callingPackage = null; 10326 } 10327 pkgSetting.setEnabled(newState, userId, callingPackage); 10328 // pkgSetting.pkg.mSetEnabled = newState; 10329 } else { 10330 // We're dealing with a component level state change 10331 // First, verify that this is a valid class name. 10332 PackageParser.Package pkg = pkgSetting.pkg; 10333 if (pkg == null || !pkg.hasComponentClassName(className)) { 10334 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 10335 throw new IllegalArgumentException("Component class " + className 10336 + " does not exist in " + packageName); 10337 } else { 10338 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 10339 + className + " does not exist in " + packageName); 10340 } 10341 } 10342 switch (newState) { 10343 case COMPONENT_ENABLED_STATE_ENABLED: 10344 if (!pkgSetting.enableComponentLPw(className, userId)) { 10345 return; 10346 } 10347 break; 10348 case COMPONENT_ENABLED_STATE_DISABLED: 10349 if (!pkgSetting.disableComponentLPw(className, userId)) { 10350 return; 10351 } 10352 break; 10353 case COMPONENT_ENABLED_STATE_DEFAULT: 10354 if (!pkgSetting.restoreComponentLPw(className, userId)) { 10355 return; 10356 } 10357 break; 10358 default: 10359 Slog.e(TAG, "Invalid new component state: " + newState); 10360 return; 10361 } 10362 } 10363 mSettings.writePackageRestrictionsLPr(userId); 10364 components = mPendingBroadcasts.get(userId, packageName); 10365 final boolean newPackage = components == null; 10366 if (newPackage) { 10367 components = new ArrayList<String>(); 10368 } 10369 if (!components.contains(componentName)) { 10370 components.add(componentName); 10371 } 10372 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 10373 sendNow = true; 10374 // Purge entry from pending broadcast list if another one exists already 10375 // since we are sending one right away. 10376 mPendingBroadcasts.remove(userId, packageName); 10377 } else { 10378 if (newPackage) { 10379 mPendingBroadcasts.put(userId, packageName, components); 10380 } 10381 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 10382 // Schedule a message 10383 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 10384 } 10385 } 10386 } 10387 10388 long callingId = Binder.clearCallingIdentity(); 10389 try { 10390 if (sendNow) { 10391 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 10392 sendPackageChangedBroadcast(packageName, 10393 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 10394 } 10395 } finally { 10396 Binder.restoreCallingIdentity(callingId); 10397 } 10398 } 10399 10400 private void sendPackageChangedBroadcast(String packageName, 10401 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 10402 if (DEBUG_INSTALL) 10403 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 10404 + componentNames); 10405 Bundle extras = new Bundle(4); 10406 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 10407 String nameList[] = new String[componentNames.size()]; 10408 componentNames.toArray(nameList); 10409 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 10410 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 10411 extras.putInt(Intent.EXTRA_UID, packageUid); 10412 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 10413 new int[] {UserHandle.getUserId(packageUid)}); 10414 } 10415 10416 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 10417 if (!sUserManager.exists(userId)) return; 10418 final int uid = Binder.getCallingUid(); 10419 final int permission = mContext.checkCallingOrSelfPermission( 10420 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10421 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10422 enforceCrossUserPermission(uid, userId, true, "stop package"); 10423 // writer 10424 synchronized (mPackages) { 10425 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 10426 uid, userId)) { 10427 scheduleWritePackageRestrictionsLocked(userId); 10428 } 10429 } 10430 } 10431 10432 public String getInstallerPackageName(String packageName) { 10433 // reader 10434 synchronized (mPackages) { 10435 return mSettings.getInstallerPackageNameLPr(packageName); 10436 } 10437 } 10438 10439 @Override 10440 public int getApplicationEnabledSetting(String packageName, int userId) { 10441 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10442 int uid = Binder.getCallingUid(); 10443 enforceCrossUserPermission(uid, userId, false, "get enabled"); 10444 // reader 10445 synchronized (mPackages) { 10446 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 10447 } 10448 } 10449 10450 @Override 10451 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 10452 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10453 int uid = Binder.getCallingUid(); 10454 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 10455 // reader 10456 synchronized (mPackages) { 10457 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 10458 } 10459 } 10460 10461 public void enterSafeMode() { 10462 enforceSystemOrRoot("Only the system can request entering safe mode"); 10463 10464 if (!mSystemReady) { 10465 mSafeMode = true; 10466 } 10467 } 10468 10469 public void systemReady() { 10470 mSystemReady = true; 10471 10472 // Read the compatibilty setting when the system is ready. 10473 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 10474 mContext.getContentResolver(), 10475 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 10476 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 10477 if (DEBUG_SETTINGS) { 10478 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 10479 } 10480 10481 synchronized (mPackages) { 10482 // Verify that all of the preferred activity components actually 10483 // exist. It is possible for applications to be updated and at 10484 // that point remove a previously declared activity component that 10485 // had been set as a preferred activity. We try to clean this up 10486 // the next time we encounter that preferred activity, but it is 10487 // possible for the user flow to never be able to return to that 10488 // situation so here we do a sanity check to make sure we haven't 10489 // left any junk around. 10490 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 10491 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10492 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10493 removed.clear(); 10494 for (PreferredActivity pa : pir.filterSet()) { 10495 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 10496 removed.add(pa); 10497 } 10498 } 10499 if (removed.size() > 0) { 10500 for (int j=0; j<removed.size(); j++) { 10501 PreferredActivity pa = removed.get(i); 10502 Slog.w(TAG, "Removing dangling preferred activity: " 10503 + pa.mPref.mComponent); 10504 pir.removeFilter(pa); 10505 } 10506 mSettings.writePackageRestrictionsLPr( 10507 mSettings.mPreferredActivities.keyAt(i)); 10508 } 10509 } 10510 } 10511 sUserManager.systemReady(); 10512 } 10513 10514 public boolean isSafeMode() { 10515 return mSafeMode; 10516 } 10517 10518 public boolean hasSystemUidErrors() { 10519 return mHasSystemUidErrors; 10520 } 10521 10522 static String arrayToString(int[] array) { 10523 StringBuffer buf = new StringBuffer(128); 10524 buf.append('['); 10525 if (array != null) { 10526 for (int i=0; i<array.length; i++) { 10527 if (i > 0) buf.append(", "); 10528 buf.append(array[i]); 10529 } 10530 } 10531 buf.append(']'); 10532 return buf.toString(); 10533 } 10534 10535 static class DumpState { 10536 public static final int DUMP_LIBS = 1 << 0; 10537 10538 public static final int DUMP_FEATURES = 1 << 1; 10539 10540 public static final int DUMP_RESOLVERS = 1 << 2; 10541 10542 public static final int DUMP_PERMISSIONS = 1 << 3; 10543 10544 public static final int DUMP_PACKAGES = 1 << 4; 10545 10546 public static final int DUMP_SHARED_USERS = 1 << 5; 10547 10548 public static final int DUMP_MESSAGES = 1 << 6; 10549 10550 public static final int DUMP_PROVIDERS = 1 << 7; 10551 10552 public static final int DUMP_VERIFIERS = 1 << 8; 10553 10554 public static final int DUMP_PREFERRED = 1 << 9; 10555 10556 public static final int DUMP_PREFERRED_XML = 1 << 10; 10557 10558 public static final int DUMP_KEYSETS = 1 << 11; 10559 10560 public static final int OPTION_SHOW_FILTERS = 1 << 0; 10561 10562 private int mTypes; 10563 10564 private int mOptions; 10565 10566 private boolean mTitlePrinted; 10567 10568 private SharedUserSetting mSharedUser; 10569 10570 public boolean isDumping(int type) { 10571 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 10572 return true; 10573 } 10574 10575 return (mTypes & type) != 0; 10576 } 10577 10578 public void setDump(int type) { 10579 mTypes |= type; 10580 } 10581 10582 public boolean isOptionEnabled(int option) { 10583 return (mOptions & option) != 0; 10584 } 10585 10586 public void setOptionEnabled(int option) { 10587 mOptions |= option; 10588 } 10589 10590 public boolean onTitlePrinted() { 10591 final boolean printed = mTitlePrinted; 10592 mTitlePrinted = true; 10593 return printed; 10594 } 10595 10596 public boolean getTitlePrinted() { 10597 return mTitlePrinted; 10598 } 10599 10600 public void setTitlePrinted(boolean enabled) { 10601 mTitlePrinted = enabled; 10602 } 10603 10604 public SharedUserSetting getSharedUser() { 10605 return mSharedUser; 10606 } 10607 10608 public void setSharedUser(SharedUserSetting user) { 10609 mSharedUser = user; 10610 } 10611 } 10612 10613 @Override 10614 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 10615 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 10616 != PackageManager.PERMISSION_GRANTED) { 10617 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 10618 + Binder.getCallingPid() 10619 + ", uid=" + Binder.getCallingUid() 10620 + " without permission " 10621 + android.Manifest.permission.DUMP); 10622 return; 10623 } 10624 10625 DumpState dumpState = new DumpState(); 10626 boolean fullPreferred = false; 10627 boolean checkin = false; 10628 10629 String packageName = null; 10630 10631 int opti = 0; 10632 while (opti < args.length) { 10633 String opt = args[opti]; 10634 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 10635 break; 10636 } 10637 opti++; 10638 if ("-a".equals(opt)) { 10639 // Right now we only know how to print all. 10640 } else if ("-h".equals(opt)) { 10641 pw.println("Package manager dump options:"); 10642 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 10643 pw.println(" --checkin: dump for a checkin"); 10644 pw.println(" -f: print details of intent filters"); 10645 pw.println(" -h: print this help"); 10646 pw.println(" cmd may be one of:"); 10647 pw.println(" l[ibraries]: list known shared libraries"); 10648 pw.println(" f[ibraries]: list device features"); 10649 pw.println(" r[esolvers]: dump intent resolvers"); 10650 pw.println(" perm[issions]: dump permissions"); 10651 pw.println(" pref[erred]: print preferred package settings"); 10652 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 10653 pw.println(" prov[iders]: dump content providers"); 10654 pw.println(" p[ackages]: dump installed packages"); 10655 pw.println(" s[hared-users]: dump shared user IDs"); 10656 pw.println(" m[essages]: print collected runtime messages"); 10657 pw.println(" v[erifiers]: print package verifier info"); 10658 pw.println(" <package.name>: info about given package"); 10659 pw.println(" k[eysets]: print known keysets"); 10660 return; 10661 } else if ("--checkin".equals(opt)) { 10662 checkin = true; 10663 } else if ("-f".equals(opt)) { 10664 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 10665 } else { 10666 pw.println("Unknown argument: " + opt + "; use -h for help"); 10667 } 10668 } 10669 10670 // Is the caller requesting to dump a particular piece of data? 10671 if (opti < args.length) { 10672 String cmd = args[opti]; 10673 opti++; 10674 // Is this a package name? 10675 if ("android".equals(cmd) || cmd.contains(".")) { 10676 packageName = cmd; 10677 // When dumping a single package, we always dump all of its 10678 // filter information since the amount of data will be reasonable. 10679 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 10680 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 10681 dumpState.setDump(DumpState.DUMP_LIBS); 10682 } else if ("f".equals(cmd) || "features".equals(cmd)) { 10683 dumpState.setDump(DumpState.DUMP_FEATURES); 10684 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 10685 dumpState.setDump(DumpState.DUMP_RESOLVERS); 10686 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 10687 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 10688 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 10689 dumpState.setDump(DumpState.DUMP_PREFERRED); 10690 } else if ("preferred-xml".equals(cmd)) { 10691 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 10692 if (opti < args.length && "--full".equals(args[opti])) { 10693 fullPreferred = true; 10694 opti++; 10695 } 10696 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 10697 dumpState.setDump(DumpState.DUMP_PACKAGES); 10698 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 10699 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 10700 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 10701 dumpState.setDump(DumpState.DUMP_PROVIDERS); 10702 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 10703 dumpState.setDump(DumpState.DUMP_MESSAGES); 10704 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 10705 dumpState.setDump(DumpState.DUMP_VERIFIERS); 10706 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 10707 dumpState.setDump(DumpState.DUMP_KEYSETS); 10708 } 10709 } 10710 10711 if (checkin) { 10712 pw.println("vers,1"); 10713 } 10714 10715 // reader 10716 synchronized (mPackages) { 10717 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 10718 if (!checkin) { 10719 if (dumpState.onTitlePrinted()) 10720 pw.println(); 10721 pw.println("Verifiers:"); 10722 pw.print(" Required: "); 10723 pw.print(mRequiredVerifierPackage); 10724 pw.print(" (uid="); 10725 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 10726 pw.println(")"); 10727 } else if (mRequiredVerifierPackage != null) { 10728 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 10729 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 10730 } 10731 } 10732 10733 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 10734 boolean printedHeader = false; 10735 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 10736 while (it.hasNext()) { 10737 String name = it.next(); 10738 SharedLibraryEntry ent = mSharedLibraries.get(name); 10739 if (!checkin) { 10740 if (!printedHeader) { 10741 if (dumpState.onTitlePrinted()) 10742 pw.println(); 10743 pw.println("Libraries:"); 10744 printedHeader = true; 10745 } 10746 pw.print(" "); 10747 } else { 10748 pw.print("lib,"); 10749 } 10750 pw.print(name); 10751 if (!checkin) { 10752 pw.print(" -> "); 10753 } 10754 if (ent.path != null) { 10755 if (!checkin) { 10756 pw.print("(jar) "); 10757 pw.print(ent.path); 10758 } else { 10759 pw.print(",jar,"); 10760 pw.print(ent.path); 10761 } 10762 } else { 10763 if (!checkin) { 10764 pw.print("(apk) "); 10765 pw.print(ent.apk); 10766 } else { 10767 pw.print(",apk,"); 10768 pw.print(ent.apk); 10769 } 10770 } 10771 pw.println(); 10772 } 10773 } 10774 10775 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 10776 if (dumpState.onTitlePrinted()) 10777 pw.println(); 10778 if (!checkin) { 10779 pw.println("Features:"); 10780 } 10781 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 10782 while (it.hasNext()) { 10783 String name = it.next(); 10784 if (!checkin) { 10785 pw.print(" "); 10786 } else { 10787 pw.print("feat,"); 10788 } 10789 pw.println(name); 10790 } 10791 } 10792 10793 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 10794 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 10795 : "Activity Resolver Table:", " ", packageName, 10796 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 10797 dumpState.setTitlePrinted(true); 10798 } 10799 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 10800 : "Receiver Resolver Table:", " ", packageName, 10801 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 10802 dumpState.setTitlePrinted(true); 10803 } 10804 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 10805 : "Service Resolver Table:", " ", packageName, 10806 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 10807 dumpState.setTitlePrinted(true); 10808 } 10809 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 10810 : "Provider Resolver Table:", " ", packageName, 10811 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 10812 dumpState.setTitlePrinted(true); 10813 } 10814 } 10815 10816 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 10817 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10818 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10819 int user = mSettings.mPreferredActivities.keyAt(i); 10820 if (pir.dump(pw, 10821 dumpState.getTitlePrinted() 10822 ? "\nPreferred Activities User " + user + ":" 10823 : "Preferred Activities User " + user + ":", " ", 10824 packageName, true)) { 10825 dumpState.setTitlePrinted(true); 10826 } 10827 } 10828 } 10829 10830 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 10831 pw.flush(); 10832 FileOutputStream fout = new FileOutputStream(fd); 10833 BufferedOutputStream str = new BufferedOutputStream(fout); 10834 XmlSerializer serializer = new FastXmlSerializer(); 10835 try { 10836 serializer.setOutput(str, "utf-8"); 10837 serializer.startDocument(null, true); 10838 serializer.setFeature( 10839 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 10840 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 10841 serializer.endDocument(); 10842 serializer.flush(); 10843 } catch (IllegalArgumentException e) { 10844 pw.println("Failed writing: " + e); 10845 } catch (IllegalStateException e) { 10846 pw.println("Failed writing: " + e); 10847 } catch (IOException e) { 10848 pw.println("Failed writing: " + e); 10849 } 10850 } 10851 10852 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 10853 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 10854 } 10855 10856 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 10857 boolean printedSomething = false; 10858 for (PackageParser.Provider p : mProviders.mProviders.values()) { 10859 if (packageName != null && !packageName.equals(p.info.packageName)) { 10860 continue; 10861 } 10862 if (!printedSomething) { 10863 if (dumpState.onTitlePrinted()) 10864 pw.println(); 10865 pw.println("Registered ContentProviders:"); 10866 printedSomething = true; 10867 } 10868 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 10869 pw.print(" "); pw.println(p.toString()); 10870 } 10871 printedSomething = false; 10872 for (Map.Entry<String, PackageParser.Provider> entry : 10873 mProvidersByAuthority.entrySet()) { 10874 PackageParser.Provider p = entry.getValue(); 10875 if (packageName != null && !packageName.equals(p.info.packageName)) { 10876 continue; 10877 } 10878 if (!printedSomething) { 10879 if (dumpState.onTitlePrinted()) 10880 pw.println(); 10881 pw.println("ContentProvider Authorities:"); 10882 printedSomething = true; 10883 } 10884 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 10885 pw.print(" "); pw.println(p.toString()); 10886 if (p.info != null && p.info.applicationInfo != null) { 10887 final String appInfo = p.info.applicationInfo.toString(); 10888 pw.print(" applicationInfo="); pw.println(appInfo); 10889 } 10890 } 10891 } 10892 10893 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 10894 mSettings.mKeySetManager.dump(pw, packageName, dumpState); 10895 } 10896 10897 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 10898 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 10899 } 10900 10901 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 10902 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 10903 } 10904 10905 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 10906 if (dumpState.onTitlePrinted()) 10907 pw.println(); 10908 mSettings.dumpReadMessagesLPr(pw, dumpState); 10909 10910 pw.println(); 10911 pw.println("Package warning messages:"); 10912 final File fname = getSettingsProblemFile(); 10913 FileInputStream in = null; 10914 try { 10915 in = new FileInputStream(fname); 10916 final int avail = in.available(); 10917 final byte[] data = new byte[avail]; 10918 in.read(data); 10919 pw.print(new String(data)); 10920 } catch (FileNotFoundException e) { 10921 } catch (IOException e) { 10922 } finally { 10923 if (in != null) { 10924 try { 10925 in.close(); 10926 } catch (IOException e) { 10927 } 10928 } 10929 } 10930 } 10931 } 10932 } 10933 10934 // ------- apps on sdcard specific code ------- 10935 static final boolean DEBUG_SD_INSTALL = false; 10936 10937 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 10938 10939 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 10940 10941 private boolean mMediaMounted = false; 10942 10943 private String getEncryptKey() { 10944 try { 10945 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 10946 SD_ENCRYPTION_KEYSTORE_NAME); 10947 if (sdEncKey == null) { 10948 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 10949 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 10950 if (sdEncKey == null) { 10951 Slog.e(TAG, "Failed to create encryption keys"); 10952 return null; 10953 } 10954 } 10955 return sdEncKey; 10956 } catch (NoSuchAlgorithmException nsae) { 10957 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 10958 return null; 10959 } catch (IOException ioe) { 10960 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 10961 return null; 10962 } 10963 10964 } 10965 10966 /* package */static String getTempContainerId() { 10967 int tmpIdx = 1; 10968 String list[] = PackageHelper.getSecureContainerList(); 10969 if (list != null) { 10970 for (final String name : list) { 10971 // Ignore null and non-temporary container entries 10972 if (name == null || !name.startsWith(mTempContainerPrefix)) { 10973 continue; 10974 } 10975 10976 String subStr = name.substring(mTempContainerPrefix.length()); 10977 try { 10978 int cid = Integer.parseInt(subStr); 10979 if (cid >= tmpIdx) { 10980 tmpIdx = cid + 1; 10981 } 10982 } catch (NumberFormatException e) { 10983 } 10984 } 10985 } 10986 return mTempContainerPrefix + tmpIdx; 10987 } 10988 10989 /* 10990 * Update media status on PackageManager. 10991 */ 10992 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 10993 int callingUid = Binder.getCallingUid(); 10994 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 10995 throw new SecurityException("Media status can only be updated by the system"); 10996 } 10997 // reader; this apparently protects mMediaMounted, but should probably 10998 // be a different lock in that case. 10999 synchronized (mPackages) { 11000 Log.i(TAG, "Updating external media status from " 11001 + (mMediaMounted ? "mounted" : "unmounted") + " to " 11002 + (mediaStatus ? "mounted" : "unmounted")); 11003 if (DEBUG_SD_INSTALL) 11004 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 11005 + ", mMediaMounted=" + mMediaMounted); 11006 if (mediaStatus == mMediaMounted) { 11007 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 11008 : 0, -1); 11009 mHandler.sendMessage(msg); 11010 return; 11011 } 11012 mMediaMounted = mediaStatus; 11013 } 11014 // Queue up an async operation since the package installation may take a 11015 // little while. 11016 mHandler.post(new Runnable() { 11017 public void run() { 11018 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 11019 } 11020 }); 11021 } 11022 11023 /** 11024 * Called by MountService when the initial ASECs to scan are available. 11025 * Should block until all the ASEC containers are finished being scanned. 11026 */ 11027 public void scanAvailableAsecs() { 11028 updateExternalMediaStatusInner(true, false, false); 11029 } 11030 11031 /* 11032 * Collect information of applications on external media, map them against 11033 * existing containers and update information based on current mount status. 11034 * Please note that we always have to report status if reportStatus has been 11035 * set to true especially when unloading packages. 11036 */ 11037 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 11038 boolean externalStorage) { 11039 // Collection of uids 11040 int uidArr[] = null; 11041 // Collection of stale containers 11042 HashSet<String> removeCids = new HashSet<String>(); 11043 // Collection of packages on external media with valid containers. 11044 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 11045 // Get list of secure containers. 11046 final String list[] = PackageHelper.getSecureContainerList(); 11047 if (list == null || list.length == 0) { 11048 Log.i(TAG, "No secure containers on sdcard"); 11049 } else { 11050 // Process list of secure containers and categorize them 11051 // as active or stale based on their package internal state. 11052 int uidList[] = new int[list.length]; 11053 int num = 0; 11054 // reader 11055 synchronized (mPackages) { 11056 for (String cid : list) { 11057 if (DEBUG_SD_INSTALL) 11058 Log.i(TAG, "Processing container " + cid); 11059 String pkgName = getAsecPackageName(cid); 11060 if (pkgName == null) { 11061 if (DEBUG_SD_INSTALL) 11062 Log.i(TAG, "Container : " + cid + " stale"); 11063 removeCids.add(cid); 11064 continue; 11065 } 11066 if (DEBUG_SD_INSTALL) 11067 Log.i(TAG, "Looking for pkg : " + pkgName); 11068 11069 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11070 if (ps == null) { 11071 Log.i(TAG, "Deleting container with no matching settings " + cid); 11072 removeCids.add(cid); 11073 continue; 11074 } 11075 11076 /* 11077 * Skip packages that are not external if we're unmounting 11078 * external storage. 11079 */ 11080 if (externalStorage && !isMounted && !isExternal(ps)) { 11081 continue; 11082 } 11083 11084 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 11085 // The package status is changed only if the code path 11086 // matches between settings and the container id. 11087 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 11088 if (DEBUG_SD_INSTALL) { 11089 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 11090 + " at code path: " + ps.codePathString); 11091 } 11092 11093 // We do have a valid package installed on sdcard 11094 processCids.put(args, ps.codePathString); 11095 final int uid = ps.appId; 11096 if (uid != -1) { 11097 uidList[num++] = uid; 11098 } 11099 } else { 11100 Log.i(TAG, "Deleting stale container for " + cid); 11101 removeCids.add(cid); 11102 } 11103 } 11104 } 11105 11106 if (num > 0) { 11107 // Sort uid list 11108 Arrays.sort(uidList, 0, num); 11109 // Throw away duplicates 11110 uidArr = new int[num]; 11111 uidArr[0] = uidList[0]; 11112 int di = 0; 11113 for (int i = 1; i < num; i++) { 11114 if (uidList[i - 1] != uidList[i]) { 11115 uidArr[di++] = uidList[i]; 11116 } 11117 } 11118 } 11119 } 11120 // Process packages with valid entries. 11121 if (isMounted) { 11122 if (DEBUG_SD_INSTALL) 11123 Log.i(TAG, "Loading packages"); 11124 loadMediaPackages(processCids, uidArr, removeCids); 11125 startCleaningPackages(); 11126 } else { 11127 if (DEBUG_SD_INSTALL) 11128 Log.i(TAG, "Unloading packages"); 11129 unloadMediaPackages(processCids, uidArr, reportStatus); 11130 } 11131 } 11132 11133 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 11134 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 11135 int size = pkgList.size(); 11136 if (size > 0) { 11137 // Send broadcasts here 11138 Bundle extras = new Bundle(); 11139 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 11140 .toArray(new String[size])); 11141 if (uidArr != null) { 11142 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 11143 } 11144 if (replacing) { 11145 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 11146 } 11147 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 11148 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 11149 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 11150 } 11151 } 11152 11153 /* 11154 * Look at potentially valid container ids from processCids If package 11155 * information doesn't match the one on record or package scanning fails, 11156 * the cid is added to list of removeCids. We currently don't delete stale 11157 * containers. 11158 */ 11159 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11160 HashSet<String> removeCids) { 11161 ArrayList<String> pkgList = new ArrayList<String>(); 11162 Set<AsecInstallArgs> keys = processCids.keySet(); 11163 boolean doGc = false; 11164 for (AsecInstallArgs args : keys) { 11165 String codePath = processCids.get(args); 11166 if (DEBUG_SD_INSTALL) 11167 Log.i(TAG, "Loading container : " + args.cid); 11168 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11169 try { 11170 // Make sure there are no container errors first. 11171 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 11172 Slog.e(TAG, "Failed to mount cid : " + args.cid 11173 + " when installing from sdcard"); 11174 continue; 11175 } 11176 // Check code path here. 11177 if (codePath == null || !codePath.equals(args.getCodePath())) { 11178 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 11179 + " does not match one in settings " + codePath); 11180 continue; 11181 } 11182 // Parse package 11183 int parseFlags = mDefParseFlags; 11184 if (args.isExternal()) { 11185 parseFlags |= PackageParser.PARSE_ON_SDCARD; 11186 } 11187 if (args.isFwdLocked()) { 11188 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 11189 } 11190 11191 doGc = true; 11192 synchronized (mInstallLock) { 11193 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 11194 0, 0, null); 11195 // Scan the package 11196 if (pkg != null) { 11197 /* 11198 * TODO why is the lock being held? doPostInstall is 11199 * called in other places without the lock. This needs 11200 * to be straightened out. 11201 */ 11202 // writer 11203 synchronized (mPackages) { 11204 retCode = PackageManager.INSTALL_SUCCEEDED; 11205 pkgList.add(pkg.packageName); 11206 // Post process args 11207 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 11208 pkg.applicationInfo.uid); 11209 } 11210 } else { 11211 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 11212 } 11213 } 11214 11215 } finally { 11216 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 11217 // Don't destroy container here. Wait till gc clears things 11218 // up. 11219 removeCids.add(args.cid); 11220 } 11221 } 11222 } 11223 // writer 11224 synchronized (mPackages) { 11225 // If the platform SDK has changed since the last time we booted, 11226 // we need to re-grant app permission to catch any new ones that 11227 // appear. This is really a hack, and means that apps can in some 11228 // cases get permissions that the user didn't initially explicitly 11229 // allow... it would be nice to have some better way to handle 11230 // this situation. 11231 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 11232 if (regrantPermissions) 11233 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 11234 + mSdkVersion + "; regranting permissions for external storage"); 11235 mSettings.mExternalSdkPlatform = mSdkVersion; 11236 11237 // Make sure group IDs have been assigned, and any permission 11238 // changes in other apps are accounted for 11239 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 11240 | (regrantPermissions 11241 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 11242 : 0)); 11243 // can downgrade to reader 11244 // Persist settings 11245 mSettings.writeLPr(); 11246 } 11247 // Send a broadcast to let everyone know we are done processing 11248 if (pkgList.size() > 0) { 11249 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11250 } 11251 // Force gc to avoid any stale parser references that we might have. 11252 if (doGc) { 11253 Runtime.getRuntime().gc(); 11254 } 11255 // List stale containers and destroy stale temporary containers. 11256 if (removeCids != null) { 11257 for (String cid : removeCids) { 11258 if (cid.startsWith(mTempContainerPrefix)) { 11259 Log.i(TAG, "Destroying stale temporary container " + cid); 11260 PackageHelper.destroySdDir(cid); 11261 } else { 11262 Log.w(TAG, "Container " + cid + " is stale"); 11263 } 11264 } 11265 } 11266 } 11267 11268 /* 11269 * Utility method to unload a list of specified containers 11270 */ 11271 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 11272 // Just unmount all valid containers. 11273 for (AsecInstallArgs arg : cidArgs) { 11274 synchronized (mInstallLock) { 11275 arg.doPostDeleteLI(false); 11276 } 11277 } 11278 } 11279 11280 /* 11281 * Unload packages mounted on external media. This involves deleting package 11282 * data from internal structures, sending broadcasts about diabled packages, 11283 * gc'ing to free up references, unmounting all secure containers 11284 * corresponding to packages on external media, and posting a 11285 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 11286 * that we always have to post this message if status has been requested no 11287 * matter what. 11288 */ 11289 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11290 final boolean reportStatus) { 11291 if (DEBUG_SD_INSTALL) 11292 Log.i(TAG, "unloading media packages"); 11293 ArrayList<String> pkgList = new ArrayList<String>(); 11294 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 11295 final Set<AsecInstallArgs> keys = processCids.keySet(); 11296 for (AsecInstallArgs args : keys) { 11297 String pkgName = args.getPackageName(); 11298 if (DEBUG_SD_INSTALL) 11299 Log.i(TAG, "Trying to unload pkg : " + pkgName); 11300 // Delete package internally 11301 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 11302 synchronized (mInstallLock) { 11303 boolean res = deletePackageLI(pkgName, null, false, null, null, 11304 PackageManager.DELETE_KEEP_DATA, outInfo, false); 11305 if (res) { 11306 pkgList.add(pkgName); 11307 } else { 11308 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 11309 failedList.add(args); 11310 } 11311 } 11312 } 11313 11314 // reader 11315 synchronized (mPackages) { 11316 // We didn't update the settings after removing each package; 11317 // write them now for all packages. 11318 mSettings.writeLPr(); 11319 } 11320 11321 // We have to absolutely send UPDATED_MEDIA_STATUS only 11322 // after confirming that all the receivers processed the ordered 11323 // broadcast when packages get disabled, force a gc to clean things up. 11324 // and unload all the containers. 11325 if (pkgList.size() > 0) { 11326 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 11327 new IIntentReceiver.Stub() { 11328 public void performReceive(Intent intent, int resultCode, String data, 11329 Bundle extras, boolean ordered, boolean sticky, 11330 int sendingUser) throws RemoteException { 11331 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 11332 reportStatus ? 1 : 0, 1, keys); 11333 mHandler.sendMessage(msg); 11334 } 11335 }); 11336 } else { 11337 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 11338 keys); 11339 mHandler.sendMessage(msg); 11340 } 11341 } 11342 11343 /** Binder call */ 11344 @Override 11345 public void movePackage(final String packageName, final IPackageMoveObserver observer, 11346 final int flags) { 11347 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 11348 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 11349 int returnCode = PackageManager.MOVE_SUCCEEDED; 11350 int currFlags = 0; 11351 int newFlags = 0; 11352 // reader 11353 synchronized (mPackages) { 11354 PackageParser.Package pkg = mPackages.get(packageName); 11355 if (pkg == null) { 11356 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11357 } else { 11358 // Disable moving fwd locked apps and system packages 11359 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 11360 Slog.w(TAG, "Cannot move system application"); 11361 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 11362 } else if (pkg.mOperationPending) { 11363 Slog.w(TAG, "Attempt to move package which has pending operations"); 11364 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 11365 } else { 11366 // Find install location first 11367 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 11368 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 11369 Slog.w(TAG, "Ambigous flags specified for move location."); 11370 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11371 } else { 11372 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 11373 : PackageManager.INSTALL_INTERNAL; 11374 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 11375 : PackageManager.INSTALL_INTERNAL; 11376 11377 if (newFlags == currFlags) { 11378 Slog.w(TAG, "No move required. Trying to move to same location"); 11379 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11380 } else { 11381 if (isForwardLocked(pkg)) { 11382 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11383 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11384 } 11385 } 11386 } 11387 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11388 pkg.mOperationPending = true; 11389 } 11390 } 11391 } 11392 11393 /* 11394 * TODO this next block probably shouldn't be inside the lock. We 11395 * can't guarantee these won't change after this is fired off 11396 * anyway. 11397 */ 11398 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11399 processPendingMove(new MoveParams(null, observer, 0, packageName, 11400 null, -1, user), 11401 returnCode); 11402 } else { 11403 Message msg = mHandler.obtainMessage(INIT_COPY); 11404 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 11405 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 11406 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 11407 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 11408 msg.obj = mp; 11409 mHandler.sendMessage(msg); 11410 } 11411 } 11412 } 11413 11414 private void processPendingMove(final MoveParams mp, final int currentStatus) { 11415 // Queue up an async operation since the package deletion may take a 11416 // little while. 11417 mHandler.post(new Runnable() { 11418 public void run() { 11419 // TODO fix this; this does nothing. 11420 mHandler.removeCallbacks(this); 11421 int returnCode = currentStatus; 11422 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 11423 int uidArr[] = null; 11424 ArrayList<String> pkgList = null; 11425 synchronized (mPackages) { 11426 PackageParser.Package pkg = mPackages.get(mp.packageName); 11427 if (pkg == null) { 11428 Slog.w(TAG, " Package " + mp.packageName 11429 + " doesn't exist. Aborting move"); 11430 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11431 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 11432 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 11433 + mp.srcArgs.getCodePath() + " to " 11434 + pkg.applicationInfo.sourceDir 11435 + " Aborting move and returning error"); 11436 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11437 } else { 11438 uidArr = new int[] { 11439 pkg.applicationInfo.uid 11440 }; 11441 pkgList = new ArrayList<String>(); 11442 pkgList.add(mp.packageName); 11443 } 11444 } 11445 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11446 // Send resources unavailable broadcast 11447 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 11448 // Update package code and resource paths 11449 synchronized (mInstallLock) { 11450 synchronized (mPackages) { 11451 PackageParser.Package pkg = mPackages.get(mp.packageName); 11452 // Recheck for package again. 11453 if (pkg == null) { 11454 Slog.w(TAG, " Package " + mp.packageName 11455 + " doesn't exist. Aborting move"); 11456 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11457 } else if (!mp.srcArgs.getCodePath().equals( 11458 pkg.applicationInfo.sourceDir)) { 11459 Slog.w(TAG, "Package " + mp.packageName 11460 + " code path changed from " + mp.srcArgs.getCodePath() 11461 + " to " + pkg.applicationInfo.sourceDir 11462 + " Aborting move and returning error"); 11463 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11464 } else { 11465 final String oldCodePath = pkg.mPath; 11466 final String newCodePath = mp.targetArgs.getCodePath(); 11467 final String newResPath = mp.targetArgs.getResourcePath(); 11468 final String newNativePath = mp.targetArgs 11469 .getNativeLibraryPath(); 11470 11471 final File newNativeDir = new File(newNativePath); 11472 11473 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 11474 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 11475 new File(newCodePath), newNativeDir); 11476 } 11477 final int[] users = sUserManager.getUserIds(); 11478 for (int user : users) { 11479 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 11480 newNativePath, user) < 0) { 11481 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11482 } 11483 } 11484 11485 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11486 pkg.mPath = newCodePath; 11487 // Move dex files around 11488 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 11489 // Moving of dex files failed. Set 11490 // error code and abort move. 11491 pkg.mPath = pkg.mScanPath; 11492 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11493 } 11494 } 11495 11496 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11497 pkg.mScanPath = newCodePath; 11498 pkg.applicationInfo.sourceDir = newCodePath; 11499 pkg.applicationInfo.publicSourceDir = newResPath; 11500 pkg.applicationInfo.nativeLibraryDir = newNativePath; 11501 PackageSetting ps = (PackageSetting) pkg.mExtras; 11502 ps.codePath = new File(pkg.applicationInfo.sourceDir); 11503 ps.codePathString = ps.codePath.getPath(); 11504 ps.resourcePath = new File( 11505 pkg.applicationInfo.publicSourceDir); 11506 ps.resourcePathString = ps.resourcePath.getPath(); 11507 ps.nativeLibraryPathString = newNativePath; 11508 // Set the application info flag 11509 // correctly. 11510 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 11511 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 11512 } else { 11513 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 11514 } 11515 ps.setFlags(pkg.applicationInfo.flags); 11516 mAppDirs.remove(oldCodePath); 11517 mAppDirs.put(newCodePath, pkg); 11518 // Persist settings 11519 mSettings.writeLPr(); 11520 } 11521 } 11522 } 11523 } 11524 // Send resources available broadcast 11525 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11526 } 11527 } 11528 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11529 // Clean up failed installation 11530 if (mp.targetArgs != null) { 11531 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 11532 -1); 11533 } 11534 } else { 11535 // Force a gc to clear things up. 11536 Runtime.getRuntime().gc(); 11537 // Delete older code 11538 synchronized (mInstallLock) { 11539 mp.srcArgs.doPostDeleteLI(true); 11540 } 11541 } 11542 11543 // Allow more operations on this file if we didn't fail because 11544 // an operation was already pending for this package. 11545 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 11546 synchronized (mPackages) { 11547 PackageParser.Package pkg = mPackages.get(mp.packageName); 11548 if (pkg != null) { 11549 pkg.mOperationPending = false; 11550 } 11551 } 11552 } 11553 11554 IPackageMoveObserver observer = mp.observer; 11555 if (observer != null) { 11556 try { 11557 observer.packageMoved(mp.packageName, returnCode); 11558 } catch (RemoteException e) { 11559 Log.i(TAG, "Observer no longer exists."); 11560 } 11561 } 11562 } 11563 }); 11564 } 11565 11566 public boolean setInstallLocation(int loc) { 11567 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 11568 null); 11569 if (getInstallLocation() == loc) { 11570 return true; 11571 } 11572 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 11573 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 11574 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 11575 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 11576 return true; 11577 } 11578 return false; 11579 } 11580 11581 public int getInstallLocation() { 11582 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11583 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 11584 PackageHelper.APP_INSTALL_AUTO); 11585 } 11586 11587 /** Called by UserManagerService */ 11588 void cleanUpUserLILPw(int userHandle) { 11589 mDirtyUsers.remove(userHandle); 11590 mSettings.removeUserLPr(userHandle); 11591 mPendingBroadcasts.remove(userHandle); 11592 if (mInstaller != null) { 11593 // Technically, we shouldn't be doing this with the package lock 11594 // held. However, this is very rare, and there is already so much 11595 // other disk I/O going on, that we'll let it slide for now. 11596 mInstaller.removeUserDataDirs(userHandle); 11597 } 11598 } 11599 11600 /** Called by UserManagerService */ 11601 void createNewUserLILPw(int userHandle, File path) { 11602 if (mInstaller != null) { 11603 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 11604 } 11605 } 11606 11607 @Override 11608 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 11609 mContext.enforceCallingOrSelfPermission( 11610 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11611 "Only package verification agents can read the verifier device identity"); 11612 11613 synchronized (mPackages) { 11614 return mSettings.getVerifierDeviceIdentityLPw(); 11615 } 11616 } 11617 11618 @Override 11619 public void setPermissionEnforced(String permission, boolean enforced) { 11620 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 11621 if (READ_EXTERNAL_STORAGE.equals(permission)) { 11622 synchronized (mPackages) { 11623 if (mSettings.mReadExternalStorageEnforced == null 11624 || mSettings.mReadExternalStorageEnforced != enforced) { 11625 mSettings.mReadExternalStorageEnforced = enforced; 11626 mSettings.writeLPr(); 11627 } 11628 } 11629 // kill any non-foreground processes so we restart them and 11630 // grant/revoke the GID. 11631 final IActivityManager am = ActivityManagerNative.getDefault(); 11632 if (am != null) { 11633 final long token = Binder.clearCallingIdentity(); 11634 try { 11635 am.killProcessesBelowForeground("setPermissionEnforcement"); 11636 } catch (RemoteException e) { 11637 } finally { 11638 Binder.restoreCallingIdentity(token); 11639 } 11640 } 11641 } else { 11642 throw new IllegalArgumentException("No selective enforcement for " + permission); 11643 } 11644 } 11645 11646 @Override 11647 @Deprecated 11648 public boolean isPermissionEnforced(String permission) { 11649 return true; 11650 } 11651 11652 @Override 11653 public boolean isStorageLow() { 11654 final long token = Binder.clearCallingIdentity(); 11655 try { 11656 final DeviceStorageMonitorInternal 11657 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11658 if (dsm != null) { 11659 return dsm.isMemoryLow(); 11660 } else { 11661 return false; 11662 } 11663 } finally { 11664 Binder.restoreCallingIdentity(token); 11665 } 11666 } 11667} 11668