PackageManagerService.java revision 9e289d70a8baaed0030413b5991653792e2a816d
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.IntentSender.SendIntentException; 64import android.content.ServiceConnection; 65import android.content.pm.ActivityInfo; 66import android.content.pm.ApplicationInfo; 67import android.content.pm.ContainerEncryptionParams; 68import android.content.pm.FeatureInfo; 69import android.content.pm.IPackageDataObserver; 70import android.content.pm.IPackageDeleteObserver; 71import android.content.pm.IPackageInstallObserver; 72import android.content.pm.IPackageManager; 73import android.content.pm.IPackageMoveObserver; 74import android.content.pm.IPackageStatsObserver; 75import android.content.pm.InstrumentationInfo; 76import android.content.pm.ManifestDigest; 77import android.content.pm.PackageCleanItem; 78import android.content.pm.PackageInfo; 79import android.content.pm.PackageInfoLite; 80import android.content.pm.PackageManager; 81import android.content.pm.PackageParser; 82import android.content.pm.PackageParser.ActivityIntentInfo; 83import android.content.pm.PackageStats; 84import android.content.pm.PackageUserState; 85import android.content.pm.ParceledListSlice; 86import android.content.pm.PermissionGroupInfo; 87import android.content.pm.PermissionInfo; 88import android.content.pm.ProviderInfo; 89import android.content.pm.ResolveInfo; 90import android.content.pm.ServiceInfo; 91import android.content.pm.Signature; 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.Environment.UserEnvironment; 103import android.os.FileObserver; 104import android.os.FileUtils; 105import android.os.Handler; 106import android.os.HandlerThread; 107import android.os.IBinder; 108import android.os.Looper; 109import android.os.Message; 110import android.os.Parcel; 111import android.os.ParcelFileDescriptor; 112import android.os.Process; 113import android.os.RemoteException; 114import android.os.SELinux; 115import android.os.ServiceManager; 116import android.os.SystemClock; 117import android.os.SystemProperties; 118import android.os.UserHandle; 119import android.os.UserManager; 120import android.security.KeyStore; 121import android.security.SystemKeyStore; 122import android.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_TRUSTED_OVERLAY = 1<<9; 223 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 224 225 static final int REMOVE_CHATTY = 1<<16; 226 227 /** 228 * Timeout (in milliseconds) after which the watchdog should declare that 229 * our handler thread is wedged. The usual default for such things is one 230 * minute but we sometimes do very lengthy I/O operations on this thread, 231 * such as installing multi-gigabyte applications, so ours needs to be longer. 232 */ 233 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 234 235 /** 236 * Whether verification is enabled by default. 237 */ 238 private static final boolean DEFAULT_VERIFY_ENABLE = true; 239 240 /** 241 * The default maximum time to wait for the verification agent to return in 242 * milliseconds. 243 */ 244 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 245 246 /** 247 * The default response for package verification timeout. 248 * 249 * This can be either PackageManager.VERIFICATION_ALLOW or 250 * PackageManager.VERIFICATION_REJECT. 251 */ 252 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 253 254 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 255 256 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 257 DEFAULT_CONTAINER_PACKAGE, 258 "com.android.defcontainer.DefaultContainerService"); 259 260 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 261 262 private static final String LIB_DIR_NAME = "lib"; 263 264 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 265 266 static final String mTempContainerPrefix = "smdl2tmp"; 267 268 final ServiceThread mHandlerThread; 269 270 private static final String IDMAP_PREFIX = "/data/resource-cache/"; 271 private static final String IDMAP_SUFFIX = "@idmap"; 272 273 final PackageHandler mHandler; 274 275 final int mSdkVersion = Build.VERSION.SDK_INT; 276 final String mSdkCodename = "REL".equals(Build.VERSION.CODENAME) 277 ? null : Build.VERSION.CODENAME; 278 279 final Context mContext; 280 final boolean mFactoryTest; 281 final boolean mOnlyCore; 282 final boolean mNoDexOpt; 283 final DisplayMetrics mMetrics; 284 final int mDefParseFlags; 285 final String[] mSeparateProcesses; 286 287 // This is where all application persistent data goes. 288 final File mAppDataDir; 289 290 // This is where all application persistent data goes for secondary users. 291 final File mUserAppDataDir; 292 293 /** The location for ASEC container files on internal storage. */ 294 final String mAsecInternalPath; 295 296 // This is the object monitoring the framework dir. 297 final FileObserver mFrameworkInstallObserver; 298 299 // This is the object monitoring the system app dir. 300 final FileObserver mSystemInstallObserver; 301 302 // This is the object monitoring the privileged system app dir. 303 final FileObserver mPrivilegedInstallObserver; 304 305 // This is the object monitoring the system app dir. 306 final FileObserver mVendorInstallObserver; 307 308 // This is the object monitoring the vendor overlay package dir. 309 final FileObserver mVendorOverlayInstallObserver; 310 311 // This is the object monitoring mAppInstallDir. 312 final FileObserver mAppInstallObserver; 313 314 // This is the object monitoring mDrmAppPrivateInstallDir. 315 final FileObserver mDrmAppInstallObserver; 316 317 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 318 // LOCK HELD. Can be called with mInstallLock held. 319 final Installer mInstaller; 320 321 final File mAppInstallDir; 322 323 /** 324 * Directory to which applications installed internally have native 325 * libraries copied. 326 */ 327 private File mAppLibInstallDir; 328 329 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 330 // apps. 331 final File mDrmAppPrivateInstallDir; 332 333 // ---------------------------------------------------------------- 334 335 // Lock for state used when installing and doing other long running 336 // operations. Methods that must be called with this lock held have 337 // the prefix "LI". 338 final Object mInstallLock = new Object(); 339 340 // These are the directories in the 3rd party applications installed dir 341 // that we have currently loaded packages from. Keys are the application's 342 // installed zip file (absolute codePath), and values are Package. 343 final HashMap<String, PackageParser.Package> mAppDirs = 344 new HashMap<String, PackageParser.Package>(); 345 346 // Information for the parser to write more useful error messages. 347 int mLastScanError; 348 349 // ---------------------------------------------------------------- 350 351 // Keys are String (package name), values are Package. This also serves 352 // as the lock for the global state. Methods that must be called with 353 // this lock held have the prefix "LP". 354 final HashMap<String, PackageParser.Package> mPackages = 355 new HashMap<String, PackageParser.Package>(); 356 357 // Tracks available target package names -> overlay package paths. 358 final HashMap<String, HashMap<String, PackageParser.Package>> mOverlays = 359 new HashMap<String, HashMap<String, PackageParser.Package>>(); 360 361 final Settings mSettings; 362 boolean mRestoredSettings; 363 364 // Group-ids that are given to all packages as read from etc/permissions/*.xml. 365 int[] mGlobalGids; 366 367 // These are the built-in uid -> permission mappings that were read from the 368 // etc/permissions.xml file. 369 final SparseArray<HashSet<String>> mSystemPermissions = 370 new SparseArray<HashSet<String>>(); 371 372 static final class SharedLibraryEntry { 373 final String path; 374 final String apk; 375 376 SharedLibraryEntry(String _path, String _apk) { 377 path = _path; 378 apk = _apk; 379 } 380 } 381 382 // These are the built-in shared libraries that were read from the 383 // etc/permissions.xml file. 384 final HashMap<String, SharedLibraryEntry> mSharedLibraries 385 = new HashMap<String, SharedLibraryEntry>(); 386 387 // Temporary for building the final shared libraries for an .apk. 388 String[] mTmpSharedLibraries = null; 389 390 // These are the features this devices supports that were read from the 391 // etc/permissions.xml file. 392 final HashMap<String, FeatureInfo> mAvailableFeatures = 393 new HashMap<String, FeatureInfo>(); 394 395 // If mac_permissions.xml was found for seinfo labeling. 396 boolean mFoundPolicyFile; 397 398 // If a recursive restorecon of /data/data/<pkg> is needed. 399 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 400 401 // All available activities, for your resolving pleasure. 402 final ActivityIntentResolver mActivities = 403 new ActivityIntentResolver(); 404 405 // All available receivers, for your resolving pleasure. 406 final ActivityIntentResolver mReceivers = 407 new ActivityIntentResolver(); 408 409 // All available services, for your resolving pleasure. 410 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 411 412 // All available providers, for your resolving pleasure. 413 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 414 415 // Mapping from provider base names (first directory in content URI codePath) 416 // to the provider information. 417 final HashMap<String, PackageParser.Provider> mProvidersByAuthority = 418 new HashMap<String, PackageParser.Provider>(); 419 420 // Mapping from instrumentation class names to info about them. 421 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 422 new HashMap<ComponentName, PackageParser.Instrumentation>(); 423 424 // Mapping from permission names to info about them. 425 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 426 new HashMap<String, PackageParser.PermissionGroup>(); 427 428 // Packages whose data we have transfered into another package, thus 429 // should no longer exist. 430 final HashSet<String> mTransferedPackages = new HashSet<String>(); 431 432 // Broadcast actions that are only available to the system. 433 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 434 435 /** List of packages waiting for verification. */ 436 final SparseArray<PackageVerificationState> mPendingVerification 437 = new SparseArray<PackageVerificationState>(); 438 439 HashSet<PackageParser.Package> mDeferredDexOpt = null; 440 441 /** Token for keys in mPendingVerification. */ 442 private int mPendingVerificationToken = 0; 443 444 boolean mSystemReady; 445 boolean mSafeMode; 446 boolean mHasSystemUidErrors; 447 448 ApplicationInfo mAndroidApplication; 449 final ActivityInfo mResolveActivity = new ActivityInfo(); 450 final ResolveInfo mResolveInfo = new ResolveInfo(); 451 ComponentName mResolveComponentName; 452 PackageParser.Package mPlatformPackage; 453 ComponentName mCustomResolverComponentName; 454 455 boolean mResolverReplaced = false; 456 457 // Set of pending broadcasts for aggregating enable/disable of components. 458 static class PendingPackageBroadcasts { 459 // for each user id, a map of <package name -> components within that package> 460 final SparseArray<HashMap<String, ArrayList<String>>> mUidMap; 461 462 public PendingPackageBroadcasts() { 463 mUidMap = new SparseArray<HashMap<String, ArrayList<String>>>(2); 464 } 465 466 public ArrayList<String> get(int userId, String packageName) { 467 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 468 return packages.get(packageName); 469 } 470 471 public void put(int userId, String packageName, ArrayList<String> components) { 472 HashMap<String, ArrayList<String>> packages = getOrAllocate(userId); 473 packages.put(packageName, components); 474 } 475 476 public void remove(int userId, String packageName) { 477 HashMap<String, ArrayList<String>> packages = mUidMap.get(userId); 478 if (packages != null) { 479 packages.remove(packageName); 480 } 481 } 482 483 public void remove(int userId) { 484 mUidMap.remove(userId); 485 } 486 487 public int userIdCount() { 488 return mUidMap.size(); 489 } 490 491 public int userIdAt(int n) { 492 return mUidMap.keyAt(n); 493 } 494 495 public HashMap<String, ArrayList<String>> packagesForUserId(int userId) { 496 return mUidMap.get(userId); 497 } 498 499 public int size() { 500 // total number of pending broadcast entries across all userIds 501 int num = 0; 502 for (int i = 0; i< mUidMap.size(); i++) { 503 num += mUidMap.valueAt(i).size(); 504 } 505 return num; 506 } 507 508 public void clear() { 509 mUidMap.clear(); 510 } 511 512 private HashMap<String, ArrayList<String>> getOrAllocate(int userId) { 513 HashMap<String, ArrayList<String>> map = mUidMap.get(userId); 514 if (map == null) { 515 map = new HashMap<String, ArrayList<String>>(); 516 mUidMap.put(userId, map); 517 } 518 return map; 519 } 520 } 521 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 522 523 // Service Connection to remote media container service to copy 524 // package uri's from external media onto secure containers 525 // or internal storage. 526 private IMediaContainerService mContainerService = null; 527 528 static final int SEND_PENDING_BROADCAST = 1; 529 static final int MCS_BOUND = 3; 530 static final int END_COPY = 4; 531 static final int INIT_COPY = 5; 532 static final int MCS_UNBIND = 6; 533 static final int START_CLEANING_PACKAGE = 7; 534 static final int FIND_INSTALL_LOC = 8; 535 static final int POST_INSTALL = 9; 536 static final int MCS_RECONNECT = 10; 537 static final int MCS_GIVE_UP = 11; 538 static final int UPDATED_MEDIA_STATUS = 12; 539 static final int WRITE_SETTINGS = 13; 540 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 541 static final int PACKAGE_VERIFIED = 15; 542 static final int CHECK_PENDING_VERIFICATION = 16; 543 544 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 545 546 // Delay time in millisecs 547 static final int BROADCAST_DELAY = 10 * 1000; 548 549 static UserManagerService sUserManager; 550 551 // Stores a list of users whose package restrictions file needs to be updated 552 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 553 554 final private DefaultContainerConnection mDefContainerConn = 555 new DefaultContainerConnection(); 556 class DefaultContainerConnection implements ServiceConnection { 557 public void onServiceConnected(ComponentName name, IBinder service) { 558 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 559 IMediaContainerService imcs = 560 IMediaContainerService.Stub.asInterface(service); 561 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 562 } 563 564 public void onServiceDisconnected(ComponentName name) { 565 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 566 } 567 }; 568 569 // Recordkeeping of restore-after-install operations that are currently in flight 570 // between the Package Manager and the Backup Manager 571 class PostInstallData { 572 public InstallArgs args; 573 public PackageInstalledInfo res; 574 575 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 576 args = _a; 577 res = _r; 578 } 579 }; 580 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 581 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 582 583 private final String mRequiredVerifierPackage; 584 585 class PackageHandler extends Handler { 586 private boolean mBound = false; 587 final ArrayList<HandlerParams> mPendingInstalls = 588 new ArrayList<HandlerParams>(); 589 590 private boolean connectToService() { 591 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 592 " DefaultContainerService"); 593 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 594 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 595 if (mContext.bindServiceAsUser(service, mDefContainerConn, 596 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 597 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 598 mBound = true; 599 return true; 600 } 601 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 602 return false; 603 } 604 605 private void disconnectService() { 606 mContainerService = null; 607 mBound = false; 608 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 609 mContext.unbindService(mDefContainerConn); 610 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 611 } 612 613 PackageHandler(Looper looper) { 614 super(looper); 615 } 616 617 public void handleMessage(Message msg) { 618 try { 619 doHandleMessage(msg); 620 } finally { 621 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 622 } 623 } 624 625 void doHandleMessage(Message msg) { 626 switch (msg.what) { 627 case INIT_COPY: { 628 HandlerParams params = (HandlerParams) msg.obj; 629 int idx = mPendingInstalls.size(); 630 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 631 // If a bind was already initiated we dont really 632 // need to do anything. The pending install 633 // will be processed later on. 634 if (!mBound) { 635 // If this is the only one pending we might 636 // have to bind to the service again. 637 if (!connectToService()) { 638 Slog.e(TAG, "Failed to bind to media container service"); 639 params.serviceError(); 640 return; 641 } else { 642 // Once we bind to the service, the first 643 // pending request will be processed. 644 mPendingInstalls.add(idx, params); 645 } 646 } else { 647 mPendingInstalls.add(idx, params); 648 // Already bound to the service. Just make 649 // sure we trigger off processing the first request. 650 if (idx == 0) { 651 mHandler.sendEmptyMessage(MCS_BOUND); 652 } 653 } 654 break; 655 } 656 case MCS_BOUND: { 657 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 658 if (msg.obj != null) { 659 mContainerService = (IMediaContainerService) msg.obj; 660 } 661 if (mContainerService == null) { 662 // Something seriously wrong. Bail out 663 Slog.e(TAG, "Cannot bind to media container service"); 664 for (HandlerParams params : mPendingInstalls) { 665 // Indicate service bind error 666 params.serviceError(); 667 } 668 mPendingInstalls.clear(); 669 } else if (mPendingInstalls.size() > 0) { 670 HandlerParams params = mPendingInstalls.get(0); 671 if (params != null) { 672 if (params.startCopy()) { 673 // We are done... look for more work or to 674 // go idle. 675 if (DEBUG_SD_INSTALL) Log.i(TAG, 676 "Checking for more work or unbind..."); 677 // Delete pending install 678 if (mPendingInstalls.size() > 0) { 679 mPendingInstalls.remove(0); 680 } 681 if (mPendingInstalls.size() == 0) { 682 if (mBound) { 683 if (DEBUG_SD_INSTALL) Log.i(TAG, 684 "Posting delayed MCS_UNBIND"); 685 removeMessages(MCS_UNBIND); 686 Message ubmsg = obtainMessage(MCS_UNBIND); 687 // Unbind after a little delay, to avoid 688 // continual thrashing. 689 sendMessageDelayed(ubmsg, 10000); 690 } 691 } else { 692 // There are more pending requests in queue. 693 // Just post MCS_BOUND message to trigger processing 694 // of next pending install. 695 if (DEBUG_SD_INSTALL) Log.i(TAG, 696 "Posting MCS_BOUND for next woek"); 697 mHandler.sendEmptyMessage(MCS_BOUND); 698 } 699 } 700 } 701 } else { 702 // Should never happen ideally. 703 Slog.w(TAG, "Empty queue"); 704 } 705 break; 706 } 707 case MCS_RECONNECT: { 708 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 709 if (mPendingInstalls.size() > 0) { 710 if (mBound) { 711 disconnectService(); 712 } 713 if (!connectToService()) { 714 Slog.e(TAG, "Failed to bind to media container service"); 715 for (HandlerParams params : mPendingInstalls) { 716 // Indicate service bind error 717 params.serviceError(); 718 } 719 mPendingInstalls.clear(); 720 } 721 } 722 break; 723 } 724 case MCS_UNBIND: { 725 // If there is no actual work left, then time to unbind. 726 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 727 728 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 729 if (mBound) { 730 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 731 732 disconnectService(); 733 } 734 } else if (mPendingInstalls.size() > 0) { 735 // There are more pending requests in queue. 736 // Just post MCS_BOUND message to trigger processing 737 // of next pending install. 738 mHandler.sendEmptyMessage(MCS_BOUND); 739 } 740 741 break; 742 } 743 case MCS_GIVE_UP: { 744 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 745 mPendingInstalls.remove(0); 746 break; 747 } 748 case SEND_PENDING_BROADCAST: { 749 String packages[]; 750 ArrayList<String> components[]; 751 int size = 0; 752 int uids[]; 753 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 754 synchronized (mPackages) { 755 if (mPendingBroadcasts == null) { 756 return; 757 } 758 size = mPendingBroadcasts.size(); 759 if (size <= 0) { 760 // Nothing to be done. Just return 761 return; 762 } 763 packages = new String[size]; 764 components = new ArrayList[size]; 765 uids = new int[size]; 766 int i = 0; // filling out the above arrays 767 768 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 769 int packageUserId = mPendingBroadcasts.userIdAt(n); 770 Iterator<Map.Entry<String, ArrayList<String>>> it 771 = mPendingBroadcasts.packagesForUserId(packageUserId) 772 .entrySet().iterator(); 773 while (it.hasNext() && i < size) { 774 Map.Entry<String, ArrayList<String>> ent = it.next(); 775 packages[i] = ent.getKey(); 776 components[i] = ent.getValue(); 777 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 778 uids[i] = (ps != null) 779 ? UserHandle.getUid(packageUserId, ps.appId) 780 : -1; 781 i++; 782 } 783 } 784 size = i; 785 mPendingBroadcasts.clear(); 786 } 787 // Send broadcasts 788 for (int i = 0; i < size; i++) { 789 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 790 } 791 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 792 break; 793 } 794 case START_CLEANING_PACKAGE: { 795 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 796 final String packageName = (String)msg.obj; 797 final int userId = msg.arg1; 798 final boolean andCode = msg.arg2 != 0; 799 synchronized (mPackages) { 800 if (userId == UserHandle.USER_ALL) { 801 int[] users = sUserManager.getUserIds(); 802 for (int user : users) { 803 mSettings.addPackageToCleanLPw( 804 new PackageCleanItem(user, packageName, andCode)); 805 } 806 } else { 807 mSettings.addPackageToCleanLPw( 808 new PackageCleanItem(userId, packageName, andCode)); 809 } 810 } 811 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 812 startCleaningPackages(); 813 } break; 814 case POST_INSTALL: { 815 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 816 PostInstallData data = mRunningInstalls.get(msg.arg1); 817 mRunningInstalls.delete(msg.arg1); 818 boolean deleteOld = false; 819 820 if (data != null) { 821 InstallArgs args = data.args; 822 PackageInstalledInfo res = data.res; 823 824 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 825 res.removedInfo.sendBroadcast(false, true, false); 826 Bundle extras = new Bundle(1); 827 extras.putInt(Intent.EXTRA_UID, res.uid); 828 // Determine the set of users who are adding this 829 // package for the first time vs. those who are seeing 830 // an update. 831 int[] firstUsers; 832 int[] updateUsers = new int[0]; 833 if (res.origUsers == null || res.origUsers.length == 0) { 834 firstUsers = res.newUsers; 835 } else { 836 firstUsers = new int[0]; 837 for (int i=0; i<res.newUsers.length; i++) { 838 int user = res.newUsers[i]; 839 boolean isNew = true; 840 for (int j=0; j<res.origUsers.length; j++) { 841 if (res.origUsers[j] == user) { 842 isNew = false; 843 break; 844 } 845 } 846 if (isNew) { 847 int[] newFirst = new int[firstUsers.length+1]; 848 System.arraycopy(firstUsers, 0, newFirst, 0, 849 firstUsers.length); 850 newFirst[firstUsers.length] = user; 851 firstUsers = newFirst; 852 } else { 853 int[] newUpdate = new int[updateUsers.length+1]; 854 System.arraycopy(updateUsers, 0, newUpdate, 0, 855 updateUsers.length); 856 newUpdate[updateUsers.length] = user; 857 updateUsers = newUpdate; 858 } 859 } 860 } 861 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 862 res.pkg.applicationInfo.packageName, 863 extras, null, null, firstUsers); 864 final boolean update = res.removedInfo.removedPackage != null; 865 if (update) { 866 extras.putBoolean(Intent.EXTRA_REPLACING, true); 867 } 868 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 869 res.pkg.applicationInfo.packageName, 870 extras, null, null, updateUsers); 871 if (update) { 872 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 873 res.pkg.applicationInfo.packageName, 874 extras, null, null, updateUsers); 875 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 876 null, null, 877 res.pkg.applicationInfo.packageName, null, updateUsers); 878 879 // treat asec-hosted packages like removable media on upgrade 880 if (isForwardLocked(res.pkg) || isExternal(res.pkg)) { 881 if (DEBUG_INSTALL) { 882 Slog.i(TAG, "upgrading pkg " + res.pkg 883 + " is ASEC-hosted -> AVAILABLE"); 884 } 885 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 886 ArrayList<String> pkgList = new ArrayList<String>(1); 887 pkgList.add(res.pkg.applicationInfo.packageName); 888 sendResourcesChangedBroadcast(true, true, 889 pkgList,uidArray, null); 890 } 891 } 892 if (res.removedInfo.args != null) { 893 // Remove the replaced package's older resources safely now 894 deleteOld = true; 895 } 896 897 // Log current value of "unknown sources" setting 898 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 899 getUnknownSourcesSettings()); 900 } 901 // Force a gc to clear up things 902 Runtime.getRuntime().gc(); 903 // We delete after a gc for applications on sdcard. 904 if (deleteOld) { 905 synchronized (mInstallLock) { 906 res.removedInfo.args.doPostDeleteLI(true); 907 } 908 } 909 if (args.observer != null) { 910 try { 911 args.observer.packageInstalled(res.name, res.returnCode); 912 } catch (RemoteException e) { 913 Slog.i(TAG, "Observer no longer exists."); 914 } 915 } 916 } else { 917 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 918 } 919 } break; 920 case UPDATED_MEDIA_STATUS: { 921 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 922 boolean reportStatus = msg.arg1 == 1; 923 boolean doGc = msg.arg2 == 1; 924 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 925 if (doGc) { 926 // Force a gc to clear up stale containers. 927 Runtime.getRuntime().gc(); 928 } 929 if (msg.obj != null) { 930 @SuppressWarnings("unchecked") 931 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 932 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 933 // Unload containers 934 unloadAllContainers(args); 935 } 936 if (reportStatus) { 937 try { 938 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 939 PackageHelper.getMountService().finishMediaUpdate(); 940 } catch (RemoteException e) { 941 Log.e(TAG, "MountService not running?"); 942 } 943 } 944 } break; 945 case WRITE_SETTINGS: { 946 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 947 synchronized (mPackages) { 948 removeMessages(WRITE_SETTINGS); 949 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 950 mSettings.writeLPr(); 951 mDirtyUsers.clear(); 952 } 953 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 954 } break; 955 case WRITE_PACKAGE_RESTRICTIONS: { 956 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 957 synchronized (mPackages) { 958 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 959 for (int userId : mDirtyUsers) { 960 mSettings.writePackageRestrictionsLPr(userId); 961 } 962 mDirtyUsers.clear(); 963 } 964 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 965 } break; 966 case CHECK_PENDING_VERIFICATION: { 967 final int verificationId = msg.arg1; 968 final PackageVerificationState state = mPendingVerification.get(verificationId); 969 970 if ((state != null) && !state.timeoutExtended()) { 971 final InstallArgs args = state.getInstallArgs(); 972 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 973 mPendingVerification.remove(verificationId); 974 975 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 976 977 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 978 Slog.i(TAG, "Continuing with installation of " 979 + args.packageURI.toString()); 980 state.setVerifierResponse(Binder.getCallingUid(), 981 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 982 broadcastPackageVerified(verificationId, args.packageURI, 983 PackageManager.VERIFICATION_ALLOW, 984 state.getInstallArgs().getUser()); 985 try { 986 ret = args.copyApk(mContainerService, true); 987 } catch (RemoteException e) { 988 Slog.e(TAG, "Could not contact the ContainerService"); 989 } 990 } else { 991 broadcastPackageVerified(verificationId, args.packageURI, 992 PackageManager.VERIFICATION_REJECT, 993 state.getInstallArgs().getUser()); 994 } 995 996 processPendingInstall(args, ret); 997 mHandler.sendEmptyMessage(MCS_UNBIND); 998 } 999 break; 1000 } 1001 case PACKAGE_VERIFIED: { 1002 final int verificationId = msg.arg1; 1003 1004 final PackageVerificationState state = mPendingVerification.get(verificationId); 1005 if (state == null) { 1006 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1007 break; 1008 } 1009 1010 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1011 1012 state.setVerifierResponse(response.callerUid, response.code); 1013 1014 if (state.isVerificationComplete()) { 1015 mPendingVerification.remove(verificationId); 1016 1017 final InstallArgs args = state.getInstallArgs(); 1018 1019 int ret; 1020 if (state.isInstallAllowed()) { 1021 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1022 broadcastPackageVerified(verificationId, args.packageURI, 1023 response.code, state.getInstallArgs().getUser()); 1024 try { 1025 ret = args.copyApk(mContainerService, true); 1026 } catch (RemoteException e) { 1027 Slog.e(TAG, "Could not contact the ContainerService"); 1028 } 1029 } else { 1030 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1031 } 1032 1033 processPendingInstall(args, ret); 1034 1035 mHandler.sendEmptyMessage(MCS_UNBIND); 1036 } 1037 1038 break; 1039 } 1040 } 1041 } 1042 } 1043 1044 void scheduleWriteSettingsLocked() { 1045 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1046 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1047 } 1048 } 1049 1050 void scheduleWritePackageRestrictionsLocked(int userId) { 1051 if (!sUserManager.exists(userId)) return; 1052 mDirtyUsers.add(userId); 1053 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1054 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1055 } 1056 } 1057 1058 public static final IPackageManager main(Context context, Installer installer, 1059 boolean factoryTest, boolean onlyCore) { 1060 PackageManagerService m = new PackageManagerService(context, installer, 1061 factoryTest, onlyCore); 1062 ServiceManager.addService("package", m); 1063 return m; 1064 } 1065 1066 static String[] splitString(String str, char sep) { 1067 int count = 1; 1068 int i = 0; 1069 while ((i=str.indexOf(sep, i)) >= 0) { 1070 count++; 1071 i++; 1072 } 1073 1074 String[] res = new String[count]; 1075 i=0; 1076 count = 0; 1077 int lastI=0; 1078 while ((i=str.indexOf(sep, i)) >= 0) { 1079 res[count] = str.substring(lastI, i); 1080 count++; 1081 i++; 1082 lastI = i; 1083 } 1084 res[count] = str.substring(lastI, str.length()); 1085 return res; 1086 } 1087 1088 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1089 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1090 Context.DISPLAY_SERVICE); 1091 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1092 } 1093 1094 public PackageManagerService(Context context, Installer installer, 1095 boolean factoryTest, boolean onlyCore) { 1096 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1097 SystemClock.uptimeMillis()); 1098 1099 if (mSdkVersion <= 0) { 1100 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1101 } 1102 1103 mContext = context; 1104 mFactoryTest = factoryTest; 1105 mOnlyCore = onlyCore; 1106 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1107 mMetrics = new DisplayMetrics(); 1108 mSettings = new Settings(context); 1109 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1110 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1111 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1112 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1113 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1114 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1115 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1116 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1117 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1118 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1119 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1120 ApplicationInfo.FLAG_SYSTEM|ApplicationInfo.FLAG_PRIVILEGED); 1121 1122 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1123 if (separateProcesses != null && separateProcesses.length() > 0) { 1124 if ("*".equals(separateProcesses)) { 1125 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1126 mSeparateProcesses = null; 1127 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1128 } else { 1129 mDefParseFlags = 0; 1130 mSeparateProcesses = separateProcesses.split(","); 1131 Slog.w(TAG, "Running with debug.separate_processes: " 1132 + separateProcesses); 1133 } 1134 } else { 1135 mDefParseFlags = 0; 1136 mSeparateProcesses = null; 1137 } 1138 1139 mInstaller = installer; 1140 1141 getDefaultDisplayMetrics(context, mMetrics); 1142 1143 synchronized (mInstallLock) { 1144 // writer 1145 synchronized (mPackages) { 1146 mHandlerThread = new ServiceThread(TAG, 1147 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1148 mHandlerThread.start(); 1149 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1150 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1151 1152 File dataDir = Environment.getDataDirectory(); 1153 mAppDataDir = new File(dataDir, "data"); 1154 mAppInstallDir = new File(dataDir, "app"); 1155 mAppLibInstallDir = new File(dataDir, "app-lib"); 1156 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1157 mUserAppDataDir = new File(dataDir, "user"); 1158 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1159 1160 sUserManager = new UserManagerService(context, this, 1161 mInstallLock, mPackages); 1162 1163 readPermissions(); 1164 1165 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1166 1167 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1168 mSdkVersion, mOnlyCore); 1169 1170 String customResolverActivity = Resources.getSystem().getString( 1171 R.string.config_customResolverActivity); 1172 if (TextUtils.isEmpty(customResolverActivity)) { 1173 customResolverActivity = null; 1174 } else { 1175 mCustomResolverComponentName = ComponentName.unflattenFromString( 1176 customResolverActivity); 1177 } 1178 1179 long startTime = SystemClock.uptimeMillis(); 1180 1181 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1182 startTime); 1183 1184 // Set flag to monitor and not change apk file paths when 1185 // scanning install directories. 1186 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1187 if (mNoDexOpt) { 1188 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1189 scanMode |= SCAN_NO_DEX; 1190 } 1191 1192 final HashSet<String> alreadyDexOpted = new HashSet<String>(); 1193 1194 /** 1195 * Add everything in the in the boot class path to the 1196 * list of process files because dexopt will have been run 1197 * if necessary during zygote startup. 1198 */ 1199 String bootClassPath = System.getProperty("java.boot.class.path"); 1200 if (bootClassPath != null) { 1201 String[] paths = splitString(bootClassPath, ':'); 1202 for (int i=0; i<paths.length; i++) { 1203 alreadyDexOpted.add(paths[i]); 1204 } 1205 } else { 1206 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1207 } 1208 1209 boolean didDexOpt = false; 1210 1211 /** 1212 * Ensure all external libraries have had dexopt run on them. 1213 */ 1214 if (mSharedLibraries.size() > 0) { 1215 Iterator<SharedLibraryEntry> libs = mSharedLibraries.values().iterator(); 1216 while (libs.hasNext()) { 1217 String lib = libs.next().path; 1218 if (lib == null) { 1219 continue; 1220 } 1221 try { 1222 if (dalvik.system.DexFile.isDexOptNeededInternal(lib, null, false)) { 1223 alreadyDexOpted.add(lib); 1224 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1225 didDexOpt = true; 1226 } 1227 } catch (FileNotFoundException e) { 1228 Slog.w(TAG, "Library not found: " + lib); 1229 } catch (IOException e) { 1230 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1231 + e.getMessage()); 1232 } 1233 } 1234 } 1235 1236 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1237 1238 // Gross hack for now: we know this file doesn't contain any 1239 // code, so don't dexopt it to avoid the resulting log spew. 1240 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1241 1242 // Gross hack for now: we know this file is only part of 1243 // the boot class path for art, so don't dexopt it to 1244 // avoid the resulting log spew. 1245 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1246 1247 /** 1248 * And there are a number of commands implemented in Java, which 1249 * we currently need to do the dexopt on so that they can be 1250 * run from a non-root shell. 1251 */ 1252 String[] frameworkFiles = frameworkDir.list(); 1253 if (frameworkFiles != null) { 1254 for (int i=0; i<frameworkFiles.length; i++) { 1255 File libPath = new File(frameworkDir, frameworkFiles[i]); 1256 String path = libPath.getPath(); 1257 // Skip the file if we alrady did it. 1258 if (alreadyDexOpted.contains(path)) { 1259 continue; 1260 } 1261 // Skip the file if it is not a type we want to dexopt. 1262 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1263 continue; 1264 } 1265 try { 1266 if (dalvik.system.DexFile.isDexOptNeededInternal(path, null, false)) { 1267 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1268 didDexOpt = true; 1269 } 1270 } catch (FileNotFoundException e) { 1271 Slog.w(TAG, "Jar not found: " + path); 1272 } catch (IOException e) { 1273 Slog.w(TAG, "Exception reading jar: " + path, e); 1274 } 1275 } 1276 } 1277 1278 if (didDexOpt) { 1279 File dalvikCacheDir = new File(dataDir, "dalvik-cache"); 1280 1281 // If we had to do a dexopt of one of the previous 1282 // things, then something on the system has changed. 1283 // Consider this significant, and wipe away all other 1284 // existing dexopt files to ensure we don't leave any 1285 // dangling around. 1286 String[] files = dalvikCacheDir.list(); 1287 if (files != null) { 1288 for (int i=0; i<files.length; i++) { 1289 String fn = files[i]; 1290 if (fn.startsWith("data@app@") 1291 || fn.startsWith("data@app-private@")) { 1292 Slog.i(TAG, "Pruning dalvik file: " + fn); 1293 (new File(dalvikCacheDir, fn)).delete(); 1294 } 1295 } 1296 } 1297 } 1298 1299 // Collect vendor overlay packages. 1300 // (Do this before scanning any apps.) 1301 // For security and version matching reason, only consider 1302 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1303 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1304 mVendorOverlayInstallObserver = new AppDirObserver( 1305 vendorOverlayDir.getPath(), OBSERVER_EVENTS, true, false); 1306 mVendorOverlayInstallObserver.startWatching(); 1307 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1308 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode | SCAN_TRUSTED_OVERLAY, 0); 1309 1310 // Find base frameworks (resource packages without code). 1311 mFrameworkInstallObserver = new AppDirObserver( 1312 frameworkDir.getPath(), OBSERVER_EVENTS, true, false); 1313 mFrameworkInstallObserver.startWatching(); 1314 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1315 | PackageParser.PARSE_IS_SYSTEM_DIR 1316 | PackageParser.PARSE_IS_PRIVILEGED, 1317 scanMode | SCAN_NO_DEX, 0); 1318 1319 // Collected privileged system packages. 1320 File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1321 mPrivilegedInstallObserver = new AppDirObserver( 1322 privilegedAppDir.getPath(), OBSERVER_EVENTS, true, true); 1323 mPrivilegedInstallObserver.startWatching(); 1324 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1325 | PackageParser.PARSE_IS_SYSTEM_DIR 1326 | PackageParser.PARSE_IS_PRIVILEGED, scanMode, 0); 1327 1328 // Collect ordinary system packages. 1329 File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1330 mSystemInstallObserver = new AppDirObserver( 1331 systemAppDir.getPath(), OBSERVER_EVENTS, true, false); 1332 mSystemInstallObserver.startWatching(); 1333 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1334 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1335 1336 // Collect all vendor packages. 1337 File vendorAppDir = new File("/vendor/app"); 1338 try { 1339 vendorAppDir = vendorAppDir.getCanonicalFile(); 1340 } catch (IOException e) { 1341 // failed to look up canonical path, continue with original one 1342 } 1343 mVendorInstallObserver = new AppDirObserver( 1344 vendorAppDir.getPath(), OBSERVER_EVENTS, true, false); 1345 mVendorInstallObserver.startWatching(); 1346 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1347 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1348 1349 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1350 mInstaller.moveFiles(); 1351 1352 // Prune any system packages that no longer exist. 1353 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1354 if (!mOnlyCore) { 1355 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1356 while (psit.hasNext()) { 1357 PackageSetting ps = psit.next(); 1358 1359 /* 1360 * If this is not a system app, it can't be a 1361 * disable system app. 1362 */ 1363 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1364 continue; 1365 } 1366 1367 /* 1368 * If the package is scanned, it's not erased. 1369 */ 1370 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1371 if (scannedPkg != null) { 1372 /* 1373 * If the system app is both scanned and in the 1374 * disabled packages list, then it must have been 1375 * added via OTA. Remove it from the currently 1376 * scanned package so the previously user-installed 1377 * application can be scanned. 1378 */ 1379 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1380 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1381 + "; removing system app"); 1382 removePackageLI(ps, true); 1383 } 1384 1385 continue; 1386 } 1387 1388 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1389 psit.remove(); 1390 String msg = "System package " + ps.name 1391 + " no longer exists; wiping its data"; 1392 reportSettingsProblem(Log.WARN, msg); 1393 removeDataDirsLI(ps.name); 1394 } else { 1395 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1396 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1397 possiblyDeletedUpdatedSystemApps.add(ps.name); 1398 } 1399 } 1400 } 1401 } 1402 1403 //look for any incomplete package installations 1404 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1405 //clean up list 1406 for(int i = 0; i < deletePkgsList.size(); i++) { 1407 //clean up here 1408 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1409 } 1410 //delete tmp files 1411 deleteTempPackageFiles(); 1412 1413 // Remove any shared userIDs that have no associated packages 1414 mSettings.pruneSharedUsersLPw(); 1415 1416 if (!mOnlyCore) { 1417 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1418 SystemClock.uptimeMillis()); 1419 mAppInstallObserver = new AppDirObserver( 1420 mAppInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1421 mAppInstallObserver.startWatching(); 1422 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1423 1424 mDrmAppInstallObserver = new AppDirObserver( 1425 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false, false); 1426 mDrmAppInstallObserver.startWatching(); 1427 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1428 scanMode, 0); 1429 1430 /** 1431 * Remove disable package settings for any updated system 1432 * apps that were removed via an OTA. If they're not a 1433 * previously-updated app, remove them completely. 1434 * Otherwise, just revoke their system-level permissions. 1435 */ 1436 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1437 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1438 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1439 1440 String msg; 1441 if (deletedPkg == null) { 1442 msg = "Updated system package " + deletedAppName 1443 + " no longer exists; wiping its data"; 1444 removeDataDirsLI(deletedAppName); 1445 } else { 1446 msg = "Updated system app + " + deletedAppName 1447 + " no longer present; removing system privileges for " 1448 + deletedAppName; 1449 1450 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1451 1452 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1453 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1454 } 1455 reportSettingsProblem(Log.WARN, msg); 1456 } 1457 } else { 1458 mAppInstallObserver = null; 1459 mDrmAppInstallObserver = null; 1460 } 1461 1462 // Now that we know all of the shared libraries, update all clients to have 1463 // the correct library paths. 1464 updateAllSharedLibrariesLPw(); 1465 1466 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1467 SystemClock.uptimeMillis()); 1468 Slog.i(TAG, "Time to scan packages: " 1469 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1470 + " seconds"); 1471 1472 // If the platform SDK has changed since the last time we booted, 1473 // we need to re-grant app permission to catch any new ones that 1474 // appear. This is really a hack, and means that apps can in some 1475 // cases get permissions that the user didn't initially explicitly 1476 // allow... it would be nice to have some better way to handle 1477 // this situation. 1478 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1479 != mSdkVersion; 1480 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1481 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1482 + "; regranting permissions for internal storage"); 1483 mSettings.mInternalSdkPlatform = mSdkVersion; 1484 1485 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1486 | (regrantPermissions 1487 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1488 : 0)); 1489 1490 // If this is the first boot, and it is a normal boot, then 1491 // we need to initialize the default preferred apps. 1492 if (!mRestoredSettings && !onlyCore) { 1493 mSettings.readDefaultPreferredAppsLPw(this, 0); 1494 } 1495 1496 // can downgrade to reader 1497 mSettings.writeLPr(); 1498 1499 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1500 SystemClock.uptimeMillis()); 1501 1502 // Now after opening every single application zip, make sure they 1503 // are all flushed. Not really needed, but keeps things nice and 1504 // tidy. 1505 Runtime.getRuntime().gc(); 1506 1507 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1508 } // synchronized (mPackages) 1509 } // synchronized (mInstallLock) 1510 } 1511 1512 public boolean isFirstBoot() { 1513 return !mRestoredSettings; 1514 } 1515 1516 public boolean isOnlyCoreApps() { 1517 return mOnlyCore; 1518 } 1519 1520 private String getRequiredVerifierLPr() { 1521 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1522 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1523 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1524 1525 String requiredVerifier = null; 1526 1527 final int N = receivers.size(); 1528 for (int i = 0; i < N; i++) { 1529 final ResolveInfo info = receivers.get(i); 1530 1531 if (info.activityInfo == null) { 1532 continue; 1533 } 1534 1535 final String packageName = info.activityInfo.packageName; 1536 1537 final PackageSetting ps = mSettings.mPackages.get(packageName); 1538 if (ps == null) { 1539 continue; 1540 } 1541 1542 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1543 if (!gp.grantedPermissions 1544 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1545 continue; 1546 } 1547 1548 if (requiredVerifier != null) { 1549 throw new RuntimeException("There can be only one required verifier"); 1550 } 1551 1552 requiredVerifier = packageName; 1553 } 1554 1555 return requiredVerifier; 1556 } 1557 1558 @Override 1559 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1560 throws RemoteException { 1561 try { 1562 return super.onTransact(code, data, reply, flags); 1563 } catch (RuntimeException e) { 1564 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1565 Slog.wtf(TAG, "Package Manager Crash", e); 1566 } 1567 throw e; 1568 } 1569 } 1570 1571 void cleanupInstallFailedPackage(PackageSetting ps) { 1572 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1573 removeDataDirsLI(ps.name); 1574 if (ps.codePath != null) { 1575 if (!ps.codePath.delete()) { 1576 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1577 } 1578 } 1579 if (ps.resourcePath != null) { 1580 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1581 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1582 } 1583 } 1584 mSettings.removePackageLPw(ps.name); 1585 } 1586 1587 void readPermissions() { 1588 // Read permissions from .../etc/permission directory. 1589 File libraryDir = new File(Environment.getRootDirectory(), "etc/permissions"); 1590 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1591 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1592 return; 1593 } 1594 if (!libraryDir.canRead()) { 1595 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1596 return; 1597 } 1598 1599 // Iterate over the files in the directory and scan .xml files 1600 for (File f : libraryDir.listFiles()) { 1601 // We'll read platform.xml last 1602 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1603 continue; 1604 } 1605 1606 if (!f.getPath().endsWith(".xml")) { 1607 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1608 continue; 1609 } 1610 if (!f.canRead()) { 1611 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1612 continue; 1613 } 1614 1615 readPermissionsFromXml(f); 1616 } 1617 1618 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1619 final File permFile = new File(Environment.getRootDirectory(), 1620 "etc/permissions/platform.xml"); 1621 readPermissionsFromXml(permFile); 1622 } 1623 1624 private void readPermissionsFromXml(File permFile) { 1625 FileReader permReader = null; 1626 try { 1627 permReader = new FileReader(permFile); 1628 } catch (FileNotFoundException e) { 1629 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1630 return; 1631 } 1632 1633 try { 1634 XmlPullParser parser = Xml.newPullParser(); 1635 parser.setInput(permReader); 1636 1637 XmlUtils.beginDocument(parser, "permissions"); 1638 1639 while (true) { 1640 XmlUtils.nextElement(parser); 1641 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1642 break; 1643 } 1644 1645 String name = parser.getName(); 1646 if ("group".equals(name)) { 1647 String gidStr = parser.getAttributeValue(null, "gid"); 1648 if (gidStr != null) { 1649 int gid = Process.getGidForName(gidStr); 1650 mGlobalGids = appendInt(mGlobalGids, gid); 1651 } else { 1652 Slog.w(TAG, "<group> without gid at " 1653 + parser.getPositionDescription()); 1654 } 1655 1656 XmlUtils.skipCurrentTag(parser); 1657 continue; 1658 } else if ("permission".equals(name)) { 1659 String perm = parser.getAttributeValue(null, "name"); 1660 if (perm == null) { 1661 Slog.w(TAG, "<permission> without name at " 1662 + parser.getPositionDescription()); 1663 XmlUtils.skipCurrentTag(parser); 1664 continue; 1665 } 1666 perm = perm.intern(); 1667 readPermission(parser, perm); 1668 1669 } else if ("assign-permission".equals(name)) { 1670 String perm = parser.getAttributeValue(null, "name"); 1671 if (perm == null) { 1672 Slog.w(TAG, "<assign-permission> without name at " 1673 + parser.getPositionDescription()); 1674 XmlUtils.skipCurrentTag(parser); 1675 continue; 1676 } 1677 String uidStr = parser.getAttributeValue(null, "uid"); 1678 if (uidStr == null) { 1679 Slog.w(TAG, "<assign-permission> without uid at " 1680 + parser.getPositionDescription()); 1681 XmlUtils.skipCurrentTag(parser); 1682 continue; 1683 } 1684 int uid = Process.getUidForName(uidStr); 1685 if (uid < 0) { 1686 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1687 + uidStr + "\" at " 1688 + parser.getPositionDescription()); 1689 XmlUtils.skipCurrentTag(parser); 1690 continue; 1691 } 1692 perm = perm.intern(); 1693 HashSet<String> perms = mSystemPermissions.get(uid); 1694 if (perms == null) { 1695 perms = new HashSet<String>(); 1696 mSystemPermissions.put(uid, perms); 1697 } 1698 perms.add(perm); 1699 XmlUtils.skipCurrentTag(parser); 1700 1701 } else if ("library".equals(name)) { 1702 String lname = parser.getAttributeValue(null, "name"); 1703 String lfile = parser.getAttributeValue(null, "file"); 1704 if (lname == null) { 1705 Slog.w(TAG, "<library> without name at " 1706 + parser.getPositionDescription()); 1707 } else if (lfile == null) { 1708 Slog.w(TAG, "<library> without file at " 1709 + parser.getPositionDescription()); 1710 } else { 1711 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1712 mSharedLibraries.put(lname, new SharedLibraryEntry(lfile, null)); 1713 } 1714 XmlUtils.skipCurrentTag(parser); 1715 continue; 1716 1717 } else if ("feature".equals(name)) { 1718 String fname = parser.getAttributeValue(null, "name"); 1719 if (fname == null) { 1720 Slog.w(TAG, "<feature> without name at " 1721 + parser.getPositionDescription()); 1722 } else { 1723 //Log.i(TAG, "Got feature " + fname); 1724 FeatureInfo fi = new FeatureInfo(); 1725 fi.name = fname; 1726 mAvailableFeatures.put(fname, fi); 1727 } 1728 XmlUtils.skipCurrentTag(parser); 1729 continue; 1730 1731 } else { 1732 XmlUtils.skipCurrentTag(parser); 1733 continue; 1734 } 1735 1736 } 1737 permReader.close(); 1738 } catch (XmlPullParserException e) { 1739 Slog.w(TAG, "Got execption parsing permissions.", e); 1740 } catch (IOException e) { 1741 Slog.w(TAG, "Got execption parsing permissions.", e); 1742 } 1743 } 1744 1745 void readPermission(XmlPullParser parser, String name) 1746 throws IOException, XmlPullParserException { 1747 1748 name = name.intern(); 1749 1750 BasePermission bp = mSettings.mPermissions.get(name); 1751 if (bp == null) { 1752 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1753 mSettings.mPermissions.put(name, bp); 1754 } 1755 int outerDepth = parser.getDepth(); 1756 int type; 1757 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1758 && (type != XmlPullParser.END_TAG 1759 || parser.getDepth() > outerDepth)) { 1760 if (type == XmlPullParser.END_TAG 1761 || type == XmlPullParser.TEXT) { 1762 continue; 1763 } 1764 1765 String tagName = parser.getName(); 1766 if ("group".equals(tagName)) { 1767 String gidStr = parser.getAttributeValue(null, "gid"); 1768 if (gidStr != null) { 1769 int gid = Process.getGidForName(gidStr); 1770 bp.gids = appendInt(bp.gids, gid); 1771 } else { 1772 Slog.w(TAG, "<group> without gid at " 1773 + parser.getPositionDescription()); 1774 } 1775 } 1776 XmlUtils.skipCurrentTag(parser); 1777 } 1778 } 1779 1780 static int[] appendInts(int[] cur, int[] add) { 1781 if (add == null) return cur; 1782 if (cur == null) return add; 1783 final int N = add.length; 1784 for (int i=0; i<N; i++) { 1785 cur = appendInt(cur, add[i]); 1786 } 1787 return cur; 1788 } 1789 1790 static int[] removeInts(int[] cur, int[] rem) { 1791 if (rem == null) return cur; 1792 if (cur == null) return cur; 1793 final int N = rem.length; 1794 for (int i=0; i<N; i++) { 1795 cur = removeInt(cur, rem[i]); 1796 } 1797 return cur; 1798 } 1799 1800 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1801 if (!sUserManager.exists(userId)) return null; 1802 PackageInfo pi; 1803 final PackageSetting ps = (PackageSetting) p.mExtras; 1804 if (ps == null) { 1805 return null; 1806 } 1807 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1808 final PackageUserState state = ps.readUserState(userId); 1809 return PackageParser.generatePackageInfo(p, gp.gids, flags, 1810 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1811 state, userId); 1812 } 1813 1814 public boolean isPackageAvailable(String packageName, int userId) { 1815 if (!sUserManager.exists(userId)) return false; 1816 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "is package available"); 1817 synchronized (mPackages) { 1818 PackageParser.Package p = mPackages.get(packageName); 1819 if (p != null) { 1820 final PackageSetting ps = (PackageSetting) p.mExtras; 1821 if (ps != null) { 1822 final PackageUserState state = ps.readUserState(userId); 1823 if (state != null) { 1824 return PackageParser.isAvailable(state); 1825 } 1826 } 1827 } 1828 } 1829 return false; 1830 } 1831 1832 @Override 1833 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1834 if (!sUserManager.exists(userId)) return null; 1835 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1836 // reader 1837 synchronized (mPackages) { 1838 PackageParser.Package p = mPackages.get(packageName); 1839 if (DEBUG_PACKAGE_INFO) 1840 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1841 if (p != null) { 1842 return generatePackageInfo(p, flags, userId); 1843 } 1844 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1845 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1846 } 1847 } 1848 return null; 1849 } 1850 1851 public String[] currentToCanonicalPackageNames(String[] names) { 1852 String[] out = new String[names.length]; 1853 // reader 1854 synchronized (mPackages) { 1855 for (int i=names.length-1; i>=0; i--) { 1856 PackageSetting ps = mSettings.mPackages.get(names[i]); 1857 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1858 } 1859 } 1860 return out; 1861 } 1862 1863 public String[] canonicalToCurrentPackageNames(String[] names) { 1864 String[] out = new String[names.length]; 1865 // reader 1866 synchronized (mPackages) { 1867 for (int i=names.length-1; i>=0; i--) { 1868 String cur = mSettings.mRenamedPackages.get(names[i]); 1869 out[i] = cur != null ? cur : names[i]; 1870 } 1871 } 1872 return out; 1873 } 1874 1875 @Override 1876 public int getPackageUid(String packageName, int userId) { 1877 if (!sUserManager.exists(userId)) return -1; 1878 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1879 // reader 1880 synchronized (mPackages) { 1881 PackageParser.Package p = mPackages.get(packageName); 1882 if(p != null) { 1883 return UserHandle.getUid(userId, p.applicationInfo.uid); 1884 } 1885 PackageSetting ps = mSettings.mPackages.get(packageName); 1886 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1887 return -1; 1888 } 1889 p = ps.pkg; 1890 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1891 } 1892 } 1893 1894 @Override 1895 public int[] getPackageGids(String packageName) { 1896 // reader 1897 synchronized (mPackages) { 1898 PackageParser.Package p = mPackages.get(packageName); 1899 if (DEBUG_PACKAGE_INFO) 1900 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1901 if (p != null) { 1902 final PackageSetting ps = (PackageSetting)p.mExtras; 1903 return ps.getGids(); 1904 } 1905 } 1906 // stupid thing to indicate an error. 1907 return new int[0]; 1908 } 1909 1910 static final PermissionInfo generatePermissionInfo( 1911 BasePermission bp, int flags) { 1912 if (bp.perm != null) { 1913 return PackageParser.generatePermissionInfo(bp.perm, flags); 1914 } 1915 PermissionInfo pi = new PermissionInfo(); 1916 pi.name = bp.name; 1917 pi.packageName = bp.sourcePackage; 1918 pi.nonLocalizedLabel = bp.name; 1919 pi.protectionLevel = bp.protectionLevel; 1920 return pi; 1921 } 1922 1923 public PermissionInfo getPermissionInfo(String name, int flags) { 1924 // reader 1925 synchronized (mPackages) { 1926 final BasePermission p = mSettings.mPermissions.get(name); 1927 if (p != null) { 1928 return generatePermissionInfo(p, flags); 1929 } 1930 return null; 1931 } 1932 } 1933 1934 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1935 // reader 1936 synchronized (mPackages) { 1937 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1938 for (BasePermission p : mSettings.mPermissions.values()) { 1939 if (group == null) { 1940 if (p.perm == null || p.perm.info.group == null) { 1941 out.add(generatePermissionInfo(p, flags)); 1942 } 1943 } else { 1944 if (p.perm != null && group.equals(p.perm.info.group)) { 1945 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1946 } 1947 } 1948 } 1949 1950 if (out.size() > 0) { 1951 return out; 1952 } 1953 return mPermissionGroups.containsKey(group) ? out : null; 1954 } 1955 } 1956 1957 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1958 // reader 1959 synchronized (mPackages) { 1960 return PackageParser.generatePermissionGroupInfo( 1961 mPermissionGroups.get(name), flags); 1962 } 1963 } 1964 1965 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 1966 // reader 1967 synchronized (mPackages) { 1968 final int N = mPermissionGroups.size(); 1969 ArrayList<PermissionGroupInfo> out 1970 = new ArrayList<PermissionGroupInfo>(N); 1971 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 1972 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 1973 } 1974 return out; 1975 } 1976 } 1977 1978 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 1979 int userId) { 1980 if (!sUserManager.exists(userId)) return null; 1981 PackageSetting ps = mSettings.mPackages.get(packageName); 1982 if (ps != null) { 1983 if (ps.pkg == null) { 1984 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 1985 flags, userId); 1986 if (pInfo != null) { 1987 return pInfo.applicationInfo; 1988 } 1989 return null; 1990 } 1991 return PackageParser.generateApplicationInfo(ps.pkg, flags, 1992 ps.readUserState(userId), userId); 1993 } 1994 return null; 1995 } 1996 1997 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 1998 int userId) { 1999 if (!sUserManager.exists(userId)) return null; 2000 PackageSetting ps = mSettings.mPackages.get(packageName); 2001 if (ps != null) { 2002 PackageParser.Package pkg = ps.pkg; 2003 if (pkg == null) { 2004 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2005 return null; 2006 } 2007 pkg = new PackageParser.Package(packageName); 2008 pkg.applicationInfo.packageName = packageName; 2009 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2010 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 2011 pkg.applicationInfo.sourceDir = ps.codePathString; 2012 pkg.applicationInfo.dataDir = 2013 getDataPathForPackage(packageName, 0).getPath(); 2014 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 2015 pkg.applicationInfo.requiredCpuAbi = ps.requiredCpuAbiString; 2016 } 2017 return generatePackageInfo(pkg, flags, userId); 2018 } 2019 return null; 2020 } 2021 2022 @Override 2023 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2024 if (!sUserManager.exists(userId)) return null; 2025 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 2026 // writer 2027 synchronized (mPackages) { 2028 PackageParser.Package p = mPackages.get(packageName); 2029 if (DEBUG_PACKAGE_INFO) Log.v( 2030 TAG, "getApplicationInfo " + packageName 2031 + ": " + p); 2032 if (p != null) { 2033 PackageSetting ps = mSettings.mPackages.get(packageName); 2034 if (ps == null) return null; 2035 // Note: isEnabledLP() does not apply here - always return info 2036 return PackageParser.generateApplicationInfo( 2037 p, flags, ps.readUserState(userId), userId); 2038 } 2039 if ("android".equals(packageName)||"system".equals(packageName)) { 2040 return mAndroidApplication; 2041 } 2042 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2043 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2044 } 2045 } 2046 return null; 2047 } 2048 2049 2050 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 2051 mContext.enforceCallingOrSelfPermission( 2052 android.Manifest.permission.CLEAR_APP_CACHE, null); 2053 // Queue up an async operation since clearing cache may take a little while. 2054 mHandler.post(new Runnable() { 2055 public void run() { 2056 mHandler.removeCallbacks(this); 2057 int retCode = -1; 2058 synchronized (mInstallLock) { 2059 retCode = mInstaller.freeCache(freeStorageSize); 2060 if (retCode < 0) { 2061 Slog.w(TAG, "Couldn't clear application caches"); 2062 } 2063 } 2064 if (observer != null) { 2065 try { 2066 observer.onRemoveCompleted(null, (retCode >= 0)); 2067 } catch (RemoteException e) { 2068 Slog.w(TAG, "RemoveException when invoking call back"); 2069 } 2070 } 2071 } 2072 }); 2073 } 2074 2075 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 2076 mContext.enforceCallingOrSelfPermission( 2077 android.Manifest.permission.CLEAR_APP_CACHE, null); 2078 // Queue up an async operation since clearing cache may take a little while. 2079 mHandler.post(new Runnable() { 2080 public void run() { 2081 mHandler.removeCallbacks(this); 2082 int retCode = -1; 2083 synchronized (mInstallLock) { 2084 retCode = mInstaller.freeCache(freeStorageSize); 2085 if (retCode < 0) { 2086 Slog.w(TAG, "Couldn't clear application caches"); 2087 } 2088 } 2089 if(pi != null) { 2090 try { 2091 // Callback via pending intent 2092 int code = (retCode >= 0) ? 1 : 0; 2093 pi.sendIntent(null, code, null, 2094 null, null); 2095 } catch (SendIntentException e1) { 2096 Slog.i(TAG, "Failed to send pending intent"); 2097 } 2098 } 2099 } 2100 }); 2101 } 2102 2103 @Override 2104 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2105 if (!sUserManager.exists(userId)) return null; 2106 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 2107 synchronized (mPackages) { 2108 PackageParser.Activity a = mActivities.mActivities.get(component); 2109 2110 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2111 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2112 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2113 if (ps == null) return null; 2114 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2115 userId); 2116 } 2117 if (mResolveComponentName.equals(component)) { 2118 return mResolveActivity; 2119 } 2120 } 2121 return null; 2122 } 2123 2124 @Override 2125 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2126 if (!sUserManager.exists(userId)) return null; 2127 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 2128 synchronized (mPackages) { 2129 PackageParser.Activity a = mReceivers.mActivities.get(component); 2130 if (DEBUG_PACKAGE_INFO) Log.v( 2131 TAG, "getReceiverInfo " + component + ": " + a); 2132 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2133 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2134 if (ps == null) return null; 2135 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2136 userId); 2137 } 2138 } 2139 return null; 2140 } 2141 2142 @Override 2143 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2144 if (!sUserManager.exists(userId)) return null; 2145 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 2146 synchronized (mPackages) { 2147 PackageParser.Service s = mServices.mServices.get(component); 2148 if (DEBUG_PACKAGE_INFO) Log.v( 2149 TAG, "getServiceInfo " + component + ": " + s); 2150 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2151 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2152 if (ps == null) return null; 2153 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2154 userId); 2155 } 2156 } 2157 return null; 2158 } 2159 2160 @Override 2161 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2162 if (!sUserManager.exists(userId)) return null; 2163 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 2164 synchronized (mPackages) { 2165 PackageParser.Provider p = mProviders.mProviders.get(component); 2166 if (DEBUG_PACKAGE_INFO) Log.v( 2167 TAG, "getProviderInfo " + component + ": " + p); 2168 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2169 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2170 if (ps == null) return null; 2171 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2172 userId); 2173 } 2174 } 2175 return null; 2176 } 2177 2178 public String[] getSystemSharedLibraryNames() { 2179 Set<String> libSet; 2180 synchronized (mPackages) { 2181 libSet = mSharedLibraries.keySet(); 2182 int size = libSet.size(); 2183 if (size > 0) { 2184 String[] libs = new String[size]; 2185 libSet.toArray(libs); 2186 return libs; 2187 } 2188 } 2189 return null; 2190 } 2191 2192 public FeatureInfo[] getSystemAvailableFeatures() { 2193 Collection<FeatureInfo> featSet; 2194 synchronized (mPackages) { 2195 featSet = mAvailableFeatures.values(); 2196 int size = featSet.size(); 2197 if (size > 0) { 2198 FeatureInfo[] features = new FeatureInfo[size+1]; 2199 featSet.toArray(features); 2200 FeatureInfo fi = new FeatureInfo(); 2201 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2202 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2203 features[size] = fi; 2204 return features; 2205 } 2206 } 2207 return null; 2208 } 2209 2210 public boolean hasSystemFeature(String name) { 2211 synchronized (mPackages) { 2212 return mAvailableFeatures.containsKey(name); 2213 } 2214 } 2215 2216 private void checkValidCaller(int uid, int userId) { 2217 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2218 return; 2219 2220 throw new SecurityException("Caller uid=" + uid 2221 + " is not privileged to communicate with user=" + userId); 2222 } 2223 2224 public int checkPermission(String permName, String pkgName) { 2225 synchronized (mPackages) { 2226 PackageParser.Package p = mPackages.get(pkgName); 2227 if (p != null && p.mExtras != null) { 2228 PackageSetting ps = (PackageSetting)p.mExtras; 2229 if (ps.sharedUser != null) { 2230 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2231 return PackageManager.PERMISSION_GRANTED; 2232 } 2233 } else if (ps.grantedPermissions.contains(permName)) { 2234 return PackageManager.PERMISSION_GRANTED; 2235 } 2236 } 2237 } 2238 return PackageManager.PERMISSION_DENIED; 2239 } 2240 2241 public int checkUidPermission(String permName, int uid) { 2242 synchronized (mPackages) { 2243 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2244 if (obj != null) { 2245 GrantedPermissions gp = (GrantedPermissions)obj; 2246 if (gp.grantedPermissions.contains(permName)) { 2247 return PackageManager.PERMISSION_GRANTED; 2248 } 2249 } else { 2250 HashSet<String> perms = mSystemPermissions.get(uid); 2251 if (perms != null && perms.contains(permName)) { 2252 return PackageManager.PERMISSION_GRANTED; 2253 } 2254 } 2255 } 2256 return PackageManager.PERMISSION_DENIED; 2257 } 2258 2259 /** 2260 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2261 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2262 * @param message the message to log on security exception 2263 * @return 2264 */ 2265 private void enforceCrossUserPermission(int callingUid, int userId, 2266 boolean requireFullPermission, String message) { 2267 if (userId < 0) { 2268 throw new IllegalArgumentException("Invalid userId " + userId); 2269 } 2270 if (userId == UserHandle.getUserId(callingUid)) return; 2271 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2272 if (requireFullPermission) { 2273 mContext.enforceCallingOrSelfPermission( 2274 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2275 } else { 2276 try { 2277 mContext.enforceCallingOrSelfPermission( 2278 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2279 } catch (SecurityException se) { 2280 mContext.enforceCallingOrSelfPermission( 2281 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2282 } 2283 } 2284 } 2285 } 2286 2287 private BasePermission findPermissionTreeLP(String permName) { 2288 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2289 if (permName.startsWith(bp.name) && 2290 permName.length() > bp.name.length() && 2291 permName.charAt(bp.name.length()) == '.') { 2292 return bp; 2293 } 2294 } 2295 return null; 2296 } 2297 2298 private BasePermission checkPermissionTreeLP(String permName) { 2299 if (permName != null) { 2300 BasePermission bp = findPermissionTreeLP(permName); 2301 if (bp != null) { 2302 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2303 return bp; 2304 } 2305 throw new SecurityException("Calling uid " 2306 + Binder.getCallingUid() 2307 + " is not allowed to add to permission tree " 2308 + bp.name + " owned by uid " + bp.uid); 2309 } 2310 } 2311 throw new SecurityException("No permission tree found for " + permName); 2312 } 2313 2314 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2315 if (s1 == null) { 2316 return s2 == null; 2317 } 2318 if (s2 == null) { 2319 return false; 2320 } 2321 if (s1.getClass() != s2.getClass()) { 2322 return false; 2323 } 2324 return s1.equals(s2); 2325 } 2326 2327 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2328 if (pi1.icon != pi2.icon) return false; 2329 if (pi1.logo != pi2.logo) return false; 2330 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2331 if (!compareStrings(pi1.name, pi2.name)) return false; 2332 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2333 // We'll take care of setting this one. 2334 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2335 // These are not currently stored in settings. 2336 //if (!compareStrings(pi1.group, pi2.group)) return false; 2337 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2338 //if (pi1.labelRes != pi2.labelRes) return false; 2339 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2340 return true; 2341 } 2342 2343 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2344 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2345 throw new SecurityException("Label must be specified in permission"); 2346 } 2347 BasePermission tree = checkPermissionTreeLP(info.name); 2348 BasePermission bp = mSettings.mPermissions.get(info.name); 2349 boolean added = bp == null; 2350 boolean changed = true; 2351 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2352 if (added) { 2353 bp = new BasePermission(info.name, tree.sourcePackage, 2354 BasePermission.TYPE_DYNAMIC); 2355 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2356 throw new SecurityException( 2357 "Not allowed to modify non-dynamic permission " 2358 + info.name); 2359 } else { 2360 if (bp.protectionLevel == fixedLevel 2361 && bp.perm.owner.equals(tree.perm.owner) 2362 && bp.uid == tree.uid 2363 && comparePermissionInfos(bp.perm.info, info)) { 2364 changed = false; 2365 } 2366 } 2367 bp.protectionLevel = fixedLevel; 2368 info = new PermissionInfo(info); 2369 info.protectionLevel = fixedLevel; 2370 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2371 bp.perm.info.packageName = tree.perm.info.packageName; 2372 bp.uid = tree.uid; 2373 if (added) { 2374 mSettings.mPermissions.put(info.name, bp); 2375 } 2376 if (changed) { 2377 if (!async) { 2378 mSettings.writeLPr(); 2379 } else { 2380 scheduleWriteSettingsLocked(); 2381 } 2382 } 2383 return added; 2384 } 2385 2386 public boolean addPermission(PermissionInfo info) { 2387 synchronized (mPackages) { 2388 return addPermissionLocked(info, false); 2389 } 2390 } 2391 2392 public boolean addPermissionAsync(PermissionInfo info) { 2393 synchronized (mPackages) { 2394 return addPermissionLocked(info, true); 2395 } 2396 } 2397 2398 public void removePermission(String name) { 2399 synchronized (mPackages) { 2400 checkPermissionTreeLP(name); 2401 BasePermission bp = mSettings.mPermissions.get(name); 2402 if (bp != null) { 2403 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2404 throw new SecurityException( 2405 "Not allowed to modify non-dynamic permission " 2406 + name); 2407 } 2408 mSettings.mPermissions.remove(name); 2409 mSettings.writeLPr(); 2410 } 2411 } 2412 } 2413 2414 private static void checkGrantRevokePermissions(PackageParser.Package pkg, BasePermission bp) { 2415 int index = pkg.requestedPermissions.indexOf(bp.name); 2416 if (index == -1) { 2417 throw new SecurityException("Package " + pkg.packageName 2418 + " has not requested permission " + bp.name); 2419 } 2420 boolean isNormal = 2421 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2422 == PermissionInfo.PROTECTION_NORMAL); 2423 boolean isDangerous = 2424 ((bp.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) 2425 == PermissionInfo.PROTECTION_DANGEROUS); 2426 boolean isDevelopment = 2427 ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0); 2428 2429 if (!isNormal && !isDangerous && !isDevelopment) { 2430 throw new SecurityException("Permission " + bp.name 2431 + " is not a changeable permission type"); 2432 } 2433 2434 if (isNormal || isDangerous) { 2435 if (pkg.requestedPermissionsRequired.get(index)) { 2436 throw new SecurityException("Can't change " + bp.name 2437 + ". It is required by the application"); 2438 } 2439 } 2440 } 2441 2442 public void grantPermission(String packageName, String permissionName) { 2443 mContext.enforceCallingOrSelfPermission( 2444 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2445 synchronized (mPackages) { 2446 final PackageParser.Package pkg = mPackages.get(packageName); 2447 if (pkg == null) { 2448 throw new IllegalArgumentException("Unknown package: " + packageName); 2449 } 2450 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2451 if (bp == null) { 2452 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2453 } 2454 2455 checkGrantRevokePermissions(pkg, bp); 2456 2457 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2458 if (ps == null) { 2459 return; 2460 } 2461 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2462 if (gp.grantedPermissions.add(permissionName)) { 2463 if (ps.haveGids) { 2464 gp.gids = appendInts(gp.gids, bp.gids); 2465 } 2466 mSettings.writeLPr(); 2467 } 2468 } 2469 } 2470 2471 public void revokePermission(String packageName, String permissionName) { 2472 int changedAppId = -1; 2473 2474 synchronized (mPackages) { 2475 final PackageParser.Package pkg = mPackages.get(packageName); 2476 if (pkg == null) { 2477 throw new IllegalArgumentException("Unknown package: " + packageName); 2478 } 2479 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2480 mContext.enforceCallingOrSelfPermission( 2481 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2482 } 2483 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2484 if (bp == null) { 2485 throw new IllegalArgumentException("Unknown permission: " + permissionName); 2486 } 2487 2488 checkGrantRevokePermissions(pkg, bp); 2489 2490 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2491 if (ps == null) { 2492 return; 2493 } 2494 final GrantedPermissions gp = (ps.sharedUser != null) ? ps.sharedUser : ps; 2495 if (gp.grantedPermissions.remove(permissionName)) { 2496 gp.grantedPermissions.remove(permissionName); 2497 if (ps.haveGids) { 2498 gp.gids = removeInts(gp.gids, bp.gids); 2499 } 2500 mSettings.writeLPr(); 2501 changedAppId = ps.appId; 2502 } 2503 } 2504 2505 if (changedAppId >= 0) { 2506 // We changed the perm on someone, kill its processes. 2507 IActivityManager am = ActivityManagerNative.getDefault(); 2508 if (am != null) { 2509 final int callingUserId = UserHandle.getCallingUserId(); 2510 final long ident = Binder.clearCallingIdentity(); 2511 try { 2512 //XXX we should only revoke for the calling user's app permissions, 2513 // but for now we impact all users. 2514 //am.killUid(UserHandle.getUid(callingUserId, changedAppId), 2515 // "revoke " + permissionName); 2516 int[] users = sUserManager.getUserIds(); 2517 for (int user : users) { 2518 am.killUid(UserHandle.getUid(user, changedAppId), 2519 "revoke " + permissionName); 2520 } 2521 } catch (RemoteException e) { 2522 } finally { 2523 Binder.restoreCallingIdentity(ident); 2524 } 2525 } 2526 } 2527 } 2528 2529 public boolean isProtectedBroadcast(String actionName) { 2530 synchronized (mPackages) { 2531 return mProtectedBroadcasts.contains(actionName); 2532 } 2533 } 2534 2535 public int checkSignatures(String pkg1, String pkg2) { 2536 synchronized (mPackages) { 2537 final PackageParser.Package p1 = mPackages.get(pkg1); 2538 final PackageParser.Package p2 = mPackages.get(pkg2); 2539 if (p1 == null || p1.mExtras == null 2540 || p2 == null || p2.mExtras == null) { 2541 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2542 } 2543 return compareSignatures(p1.mSignatures, p2.mSignatures); 2544 } 2545 } 2546 2547 public int checkUidSignatures(int uid1, int uid2) { 2548 // Map to base uids. 2549 uid1 = UserHandle.getAppId(uid1); 2550 uid2 = UserHandle.getAppId(uid2); 2551 // reader 2552 synchronized (mPackages) { 2553 Signature[] s1; 2554 Signature[] s2; 2555 Object obj = mSettings.getUserIdLPr(uid1); 2556 if (obj != null) { 2557 if (obj instanceof SharedUserSetting) { 2558 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2559 } else if (obj instanceof PackageSetting) { 2560 s1 = ((PackageSetting)obj).signatures.mSignatures; 2561 } else { 2562 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2563 } 2564 } else { 2565 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2566 } 2567 obj = mSettings.getUserIdLPr(uid2); 2568 if (obj != null) { 2569 if (obj instanceof SharedUserSetting) { 2570 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2571 } else if (obj instanceof PackageSetting) { 2572 s2 = ((PackageSetting)obj).signatures.mSignatures; 2573 } else { 2574 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2575 } 2576 } else { 2577 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2578 } 2579 return compareSignatures(s1, s2); 2580 } 2581 } 2582 2583 /** 2584 * Compares two sets of signatures. Returns: 2585 * <br /> 2586 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 2587 * <br /> 2588 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 2589 * <br /> 2590 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 2591 * <br /> 2592 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 2593 * <br /> 2594 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 2595 */ 2596 static int compareSignatures(Signature[] s1, Signature[] s2) { 2597 if (s1 == null) { 2598 return s2 == null 2599 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2600 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2601 } 2602 2603 if (s2 == null) { 2604 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2605 } 2606 2607 if (s1.length != s2.length) { 2608 return PackageManager.SIGNATURE_NO_MATCH; 2609 } 2610 2611 // Since both signature sets are of size 1, we can compare without HashSets. 2612 if (s1.length == 1) { 2613 return s1[0].equals(s2[0]) ? 2614 PackageManager.SIGNATURE_MATCH : 2615 PackageManager.SIGNATURE_NO_MATCH; 2616 } 2617 2618 HashSet<Signature> set1 = new HashSet<Signature>(); 2619 for (Signature sig : s1) { 2620 set1.add(sig); 2621 } 2622 HashSet<Signature> set2 = new HashSet<Signature>(); 2623 for (Signature sig : s2) { 2624 set2.add(sig); 2625 } 2626 // Make sure s2 contains all signatures in s1. 2627 if (set1.equals(set2)) { 2628 return PackageManager.SIGNATURE_MATCH; 2629 } 2630 return PackageManager.SIGNATURE_NO_MATCH; 2631 } 2632 2633 public String[] getPackagesForUid(int uid) { 2634 uid = UserHandle.getAppId(uid); 2635 // reader 2636 synchronized (mPackages) { 2637 Object obj = mSettings.getUserIdLPr(uid); 2638 if (obj instanceof SharedUserSetting) { 2639 final SharedUserSetting sus = (SharedUserSetting) obj; 2640 final int N = sus.packages.size(); 2641 final String[] res = new String[N]; 2642 final Iterator<PackageSetting> it = sus.packages.iterator(); 2643 int i = 0; 2644 while (it.hasNext()) { 2645 res[i++] = it.next().name; 2646 } 2647 return res; 2648 } else if (obj instanceof PackageSetting) { 2649 final PackageSetting ps = (PackageSetting) obj; 2650 return new String[] { ps.name }; 2651 } 2652 } 2653 return null; 2654 } 2655 2656 public String getNameForUid(int uid) { 2657 // reader 2658 synchronized (mPackages) { 2659 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2660 if (obj instanceof SharedUserSetting) { 2661 final SharedUserSetting sus = (SharedUserSetting) obj; 2662 return sus.name + ":" + sus.userId; 2663 } else if (obj instanceof PackageSetting) { 2664 final PackageSetting ps = (PackageSetting) obj; 2665 return ps.name; 2666 } 2667 } 2668 return null; 2669 } 2670 2671 public int getUidForSharedUser(String sharedUserName) { 2672 if(sharedUserName == null) { 2673 return -1; 2674 } 2675 // reader 2676 synchronized (mPackages) { 2677 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2678 if (suid == null) { 2679 return -1; 2680 } 2681 return suid.userId; 2682 } 2683 } 2684 2685 public int getFlagsForUid(int uid) { 2686 synchronized (mPackages) { 2687 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2688 if (obj instanceof SharedUserSetting) { 2689 final SharedUserSetting sus = (SharedUserSetting) obj; 2690 return sus.pkgFlags; 2691 } else if (obj instanceof PackageSetting) { 2692 final PackageSetting ps = (PackageSetting) obj; 2693 return ps.pkgFlags; 2694 } 2695 } 2696 return 0; 2697 } 2698 2699 @Override 2700 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2701 int flags, int userId) { 2702 if (!sUserManager.exists(userId)) return null; 2703 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2704 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2705 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2706 } 2707 2708 @Override 2709 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 2710 IntentFilter filter, int match, ComponentName activity) { 2711 final int userId = UserHandle.getCallingUserId(); 2712 if (DEBUG_PREFERRED) { 2713 Log.v(TAG, "setLastChosenActivity intent=" + intent 2714 + " resolvedType=" + resolvedType 2715 + " flags=" + flags 2716 + " filter=" + filter 2717 + " match=" + match 2718 + " activity=" + activity); 2719 filter.dump(new PrintStreamPrinter(System.out), " "); 2720 } 2721 intent.setComponent(null); 2722 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2723 // Find any earlier preferred or last chosen entries and nuke them 2724 findPreferredActivity(intent, resolvedType, 2725 flags, query, 0, false, true, false, userId); 2726 // Add the new activity as the last chosen for this filter 2727 addPreferredActivityInternal(filter, match, null, activity, false, userId); 2728 } 2729 2730 @Override 2731 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 2732 final int userId = UserHandle.getCallingUserId(); 2733 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 2734 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2735 return findPreferredActivity(intent, resolvedType, flags, query, 0, 2736 false, false, false, userId); 2737 } 2738 2739 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2740 int flags, List<ResolveInfo> query, int userId) { 2741 if (query != null) { 2742 final int N = query.size(); 2743 if (N == 1) { 2744 return query.get(0); 2745 } else if (N > 1) { 2746 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 2747 // If there is more than one activity with the same priority, 2748 // then let the user decide between them. 2749 ResolveInfo r0 = query.get(0); 2750 ResolveInfo r1 = query.get(1); 2751 if (DEBUG_INTENT_MATCHING || debug) { 2752 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2753 + r1.activityInfo.name + "=" + r1.priority); 2754 } 2755 // If the first activity has a higher priority, or a different 2756 // default, then it is always desireable to pick it. 2757 if (r0.priority != r1.priority 2758 || r0.preferredOrder != r1.preferredOrder 2759 || r0.isDefault != r1.isDefault) { 2760 return query.get(0); 2761 } 2762 // If we have saved a preference for a preferred activity for 2763 // this Intent, use that. 2764 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2765 flags, query, r0.priority, true, false, debug, userId); 2766 if (ri != null) { 2767 return ri; 2768 } 2769 if (userId != 0) { 2770 ri = new ResolveInfo(mResolveInfo); 2771 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2772 ri.activityInfo.applicationInfo = new ApplicationInfo( 2773 ri.activityInfo.applicationInfo); 2774 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2775 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2776 return ri; 2777 } 2778 return mResolveInfo; 2779 } 2780 } 2781 return null; 2782 } 2783 2784 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 2785 List<ResolveInfo> query, int priority, boolean always, 2786 boolean removeMatches, boolean debug, int userId) { 2787 if (!sUserManager.exists(userId)) return null; 2788 // writer 2789 synchronized (mPackages) { 2790 if (intent.getSelector() != null) { 2791 intent = intent.getSelector(); 2792 } 2793 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2794 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 2795 // Get the list of preferred activities that handle the intent 2796 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 2797 List<PreferredActivity> prefs = pir != null 2798 ? pir.queryIntent(intent, resolvedType, 2799 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 2800 : null; 2801 if (prefs != null && prefs.size() > 0) { 2802 // First figure out how good the original match set is. 2803 // We will only allow preferred activities that came 2804 // from the same match quality. 2805 int match = 0; 2806 2807 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 2808 2809 final int N = query.size(); 2810 for (int j=0; j<N; j++) { 2811 final ResolveInfo ri = query.get(j); 2812 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 2813 + ": 0x" + Integer.toHexString(match)); 2814 if (ri.match > match) { 2815 match = ri.match; 2816 } 2817 } 2818 2819 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 2820 + Integer.toHexString(match)); 2821 2822 match &= IntentFilter.MATCH_CATEGORY_MASK; 2823 final int M = prefs.size(); 2824 for (int i=0; i<M; i++) { 2825 final PreferredActivity pa = prefs.get(i); 2826 if (DEBUG_PREFERRED || debug) { 2827 Slog.v(TAG, "Checking PreferredActivity ds=" 2828 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 2829 + "\n component=" + pa.mPref.mComponent); 2830 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2831 } 2832 if (pa.mPref.mMatch != match) { 2833 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 2834 + Integer.toHexString(pa.mPref.mMatch)); 2835 continue; 2836 } 2837 // If it's not an "always" type preferred activity and that's what we're 2838 // looking for, skip it. 2839 if (always && !pa.mPref.mAlways) { 2840 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 2841 continue; 2842 } 2843 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 2844 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 2845 if (DEBUG_PREFERRED || debug) { 2846 Slog.v(TAG, "Found preferred activity:"); 2847 if (ai != null) { 2848 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 2849 } else { 2850 Slog.v(TAG, " null"); 2851 } 2852 } 2853 if (ai == null) { 2854 // This previously registered preferred activity 2855 // component is no longer known. Most likely an update 2856 // to the app was installed and in the new version this 2857 // component no longer exists. Clean it up by removing 2858 // it from the preferred activities list, and skip it. 2859 Slog.w(TAG, "Removing dangling preferred activity: " 2860 + pa.mPref.mComponent); 2861 pir.removeFilter(pa); 2862 continue; 2863 } 2864 for (int j=0; j<N; j++) { 2865 final ResolveInfo ri = query.get(j); 2866 if (!ri.activityInfo.applicationInfo.packageName 2867 .equals(ai.applicationInfo.packageName)) { 2868 continue; 2869 } 2870 if (!ri.activityInfo.name.equals(ai.name)) { 2871 continue; 2872 } 2873 2874 if (removeMatches) { 2875 pir.removeFilter(pa); 2876 if (DEBUG_PREFERRED) { 2877 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 2878 } 2879 break; 2880 } 2881 2882 // Okay we found a previously set preferred or last chosen app. 2883 // If the result set is different from when this 2884 // was created, we need to clear it and re-ask the 2885 // user their preference, if we're looking for an "always" type entry. 2886 if (always && !pa.mPref.sameSet(query, priority)) { 2887 Slog.i(TAG, "Result set changed, dropping preferred activity for " 2888 + intent + " type " + resolvedType); 2889 if (DEBUG_PREFERRED) { 2890 Slog.v(TAG, "Removing preferred activity since set changed " 2891 + pa.mPref.mComponent); 2892 } 2893 pir.removeFilter(pa); 2894 // Re-add the filter as a "last chosen" entry (!always) 2895 PreferredActivity lastChosen = new PreferredActivity( 2896 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 2897 pir.addFilter(lastChosen); 2898 mSettings.writePackageRestrictionsLPr(userId); 2899 return null; 2900 } 2901 2902 // Yay! Either the set matched or we're looking for the last chosen 2903 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 2904 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 2905 mSettings.writePackageRestrictionsLPr(userId); 2906 return ri; 2907 } 2908 } 2909 } 2910 mSettings.writePackageRestrictionsLPr(userId); 2911 } 2912 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 2913 return null; 2914 } 2915 2916 @Override 2917 public List<ResolveInfo> queryIntentActivities(Intent intent, 2918 String resolvedType, int flags, int userId) { 2919 if (!sUserManager.exists(userId)) return Collections.emptyList(); 2920 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 2921 ComponentName comp = intent.getComponent(); 2922 if (comp == null) { 2923 if (intent.getSelector() != null) { 2924 intent = intent.getSelector(); 2925 comp = intent.getComponent(); 2926 } 2927 } 2928 2929 if (comp != null) { 2930 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2931 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 2932 if (ai != null) { 2933 final ResolveInfo ri = new ResolveInfo(); 2934 ri.activityInfo = ai; 2935 list.add(ri); 2936 } 2937 return list; 2938 } 2939 2940 // reader 2941 synchronized (mPackages) { 2942 final String pkgName = intent.getPackage(); 2943 if (pkgName == null) { 2944 return mActivities.queryIntent(intent, resolvedType, flags, userId); 2945 } 2946 final PackageParser.Package pkg = mPackages.get(pkgName); 2947 if (pkg != null) { 2948 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 2949 pkg.activities, userId); 2950 } 2951 return new ArrayList<ResolveInfo>(); 2952 } 2953 } 2954 2955 @Override 2956 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 2957 Intent[] specifics, String[] specificTypes, Intent intent, 2958 String resolvedType, int flags, int userId) { 2959 if (!sUserManager.exists(userId)) return Collections.emptyList(); 2960 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 2961 "query intent activity options"); 2962 final String resultsAction = intent.getAction(); 2963 2964 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 2965 | PackageManager.GET_RESOLVED_FILTER, userId); 2966 2967 if (DEBUG_INTENT_MATCHING) { 2968 Log.v(TAG, "Query " + intent + ": " + results); 2969 } 2970 2971 int specificsPos = 0; 2972 int N; 2973 2974 // todo: note that the algorithm used here is O(N^2). This 2975 // isn't a problem in our current environment, but if we start running 2976 // into situations where we have more than 5 or 10 matches then this 2977 // should probably be changed to something smarter... 2978 2979 // First we go through and resolve each of the specific items 2980 // that were supplied, taking care of removing any corresponding 2981 // duplicate items in the generic resolve list. 2982 if (specifics != null) { 2983 for (int i=0; i<specifics.length; i++) { 2984 final Intent sintent = specifics[i]; 2985 if (sintent == null) { 2986 continue; 2987 } 2988 2989 if (DEBUG_INTENT_MATCHING) { 2990 Log.v(TAG, "Specific #" + i + ": " + sintent); 2991 } 2992 2993 String action = sintent.getAction(); 2994 if (resultsAction != null && resultsAction.equals(action)) { 2995 // If this action was explicitly requested, then don't 2996 // remove things that have it. 2997 action = null; 2998 } 2999 3000 ResolveInfo ri = null; 3001 ActivityInfo ai = null; 3002 3003 ComponentName comp = sintent.getComponent(); 3004 if (comp == null) { 3005 ri = resolveIntent( 3006 sintent, 3007 specificTypes != null ? specificTypes[i] : null, 3008 flags, userId); 3009 if (ri == null) { 3010 continue; 3011 } 3012 if (ri == mResolveInfo) { 3013 // ACK! Must do something better with this. 3014 } 3015 ai = ri.activityInfo; 3016 comp = new ComponentName(ai.applicationInfo.packageName, 3017 ai.name); 3018 } else { 3019 ai = getActivityInfo(comp, flags, userId); 3020 if (ai == null) { 3021 continue; 3022 } 3023 } 3024 3025 // Look for any generic query activities that are duplicates 3026 // of this specific one, and remove them from the results. 3027 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 3028 N = results.size(); 3029 int j; 3030 for (j=specificsPos; j<N; j++) { 3031 ResolveInfo sri = results.get(j); 3032 if ((sri.activityInfo.name.equals(comp.getClassName()) 3033 && sri.activityInfo.applicationInfo.packageName.equals( 3034 comp.getPackageName())) 3035 || (action != null && sri.filter.matchAction(action))) { 3036 results.remove(j); 3037 if (DEBUG_INTENT_MATCHING) Log.v( 3038 TAG, "Removing duplicate item from " + j 3039 + " due to specific " + specificsPos); 3040 if (ri == null) { 3041 ri = sri; 3042 } 3043 j--; 3044 N--; 3045 } 3046 } 3047 3048 // Add this specific item to its proper place. 3049 if (ri == null) { 3050 ri = new ResolveInfo(); 3051 ri.activityInfo = ai; 3052 } 3053 results.add(specificsPos, ri); 3054 ri.specificIndex = i; 3055 specificsPos++; 3056 } 3057 } 3058 3059 // Now we go through the remaining generic results and remove any 3060 // duplicate actions that are found here. 3061 N = results.size(); 3062 for (int i=specificsPos; i<N-1; i++) { 3063 final ResolveInfo rii = results.get(i); 3064 if (rii.filter == null) { 3065 continue; 3066 } 3067 3068 // Iterate over all of the actions of this result's intent 3069 // filter... typically this should be just one. 3070 final Iterator<String> it = rii.filter.actionsIterator(); 3071 if (it == null) { 3072 continue; 3073 } 3074 while (it.hasNext()) { 3075 final String action = it.next(); 3076 if (resultsAction != null && resultsAction.equals(action)) { 3077 // If this action was explicitly requested, then don't 3078 // remove things that have it. 3079 continue; 3080 } 3081 for (int j=i+1; j<N; j++) { 3082 final ResolveInfo rij = results.get(j); 3083 if (rij.filter != null && rij.filter.hasAction(action)) { 3084 results.remove(j); 3085 if (DEBUG_INTENT_MATCHING) Log.v( 3086 TAG, "Removing duplicate item from " + j 3087 + " due to action " + action + " at " + i); 3088 j--; 3089 N--; 3090 } 3091 } 3092 } 3093 3094 // If the caller didn't request filter information, drop it now 3095 // so we don't have to marshall/unmarshall it. 3096 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3097 rii.filter = null; 3098 } 3099 } 3100 3101 // Filter out the caller activity if so requested. 3102 if (caller != null) { 3103 N = results.size(); 3104 for (int i=0; i<N; i++) { 3105 ActivityInfo ainfo = results.get(i).activityInfo; 3106 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 3107 && caller.getClassName().equals(ainfo.name)) { 3108 results.remove(i); 3109 break; 3110 } 3111 } 3112 } 3113 3114 // If the caller didn't request filter information, 3115 // drop them now so we don't have to 3116 // marshall/unmarshall it. 3117 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 3118 N = results.size(); 3119 for (int i=0; i<N; i++) { 3120 results.get(i).filter = null; 3121 } 3122 } 3123 3124 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 3125 return results; 3126 } 3127 3128 @Override 3129 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 3130 int userId) { 3131 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3132 ComponentName comp = intent.getComponent(); 3133 if (comp == null) { 3134 if (intent.getSelector() != null) { 3135 intent = intent.getSelector(); 3136 comp = intent.getComponent(); 3137 } 3138 } 3139 if (comp != null) { 3140 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3141 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 3142 if (ai != null) { 3143 ResolveInfo ri = new ResolveInfo(); 3144 ri.activityInfo = ai; 3145 list.add(ri); 3146 } 3147 return list; 3148 } 3149 3150 // reader 3151 synchronized (mPackages) { 3152 String pkgName = intent.getPackage(); 3153 if (pkgName == null) { 3154 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 3155 } 3156 final PackageParser.Package pkg = mPackages.get(pkgName); 3157 if (pkg != null) { 3158 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 3159 userId); 3160 } 3161 return null; 3162 } 3163 } 3164 3165 @Override 3166 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 3167 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 3168 if (!sUserManager.exists(userId)) return null; 3169 if (query != null) { 3170 if (query.size() >= 1) { 3171 // If there is more than one service with the same priority, 3172 // just arbitrarily pick the first one. 3173 return query.get(0); 3174 } 3175 } 3176 return null; 3177 } 3178 3179 @Override 3180 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 3181 int userId) { 3182 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3183 ComponentName comp = intent.getComponent(); 3184 if (comp == null) { 3185 if (intent.getSelector() != null) { 3186 intent = intent.getSelector(); 3187 comp = intent.getComponent(); 3188 } 3189 } 3190 if (comp != null) { 3191 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3192 final ServiceInfo si = getServiceInfo(comp, flags, userId); 3193 if (si != null) { 3194 final ResolveInfo ri = new ResolveInfo(); 3195 ri.serviceInfo = si; 3196 list.add(ri); 3197 } 3198 return list; 3199 } 3200 3201 // reader 3202 synchronized (mPackages) { 3203 String pkgName = intent.getPackage(); 3204 if (pkgName == null) { 3205 return mServices.queryIntent(intent, resolvedType, flags, userId); 3206 } 3207 final PackageParser.Package pkg = mPackages.get(pkgName); 3208 if (pkg != null) { 3209 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 3210 userId); 3211 } 3212 return null; 3213 } 3214 } 3215 3216 @Override 3217 public List<ResolveInfo> queryIntentContentProviders( 3218 Intent intent, String resolvedType, int flags, int userId) { 3219 if (!sUserManager.exists(userId)) return Collections.emptyList(); 3220 ComponentName comp = intent.getComponent(); 3221 if (comp == null) { 3222 if (intent.getSelector() != null) { 3223 intent = intent.getSelector(); 3224 comp = intent.getComponent(); 3225 } 3226 } 3227 if (comp != null) { 3228 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 3229 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 3230 if (pi != null) { 3231 final ResolveInfo ri = new ResolveInfo(); 3232 ri.providerInfo = pi; 3233 list.add(ri); 3234 } 3235 return list; 3236 } 3237 3238 // reader 3239 synchronized (mPackages) { 3240 String pkgName = intent.getPackage(); 3241 if (pkgName == null) { 3242 return mProviders.queryIntent(intent, resolvedType, flags, userId); 3243 } 3244 final PackageParser.Package pkg = mPackages.get(pkgName); 3245 if (pkg != null) { 3246 return mProviders.queryIntentForPackage( 3247 intent, resolvedType, flags, pkg.providers, userId); 3248 } 3249 return null; 3250 } 3251 } 3252 3253 @Override 3254 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 3255 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3256 3257 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 3258 3259 // writer 3260 synchronized (mPackages) { 3261 ArrayList<PackageInfo> list; 3262 if (listUninstalled) { 3263 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 3264 for (PackageSetting ps : mSettings.mPackages.values()) { 3265 PackageInfo pi; 3266 if (ps.pkg != null) { 3267 pi = generatePackageInfo(ps.pkg, flags, userId); 3268 } else { 3269 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3270 } 3271 if (pi != null) { 3272 list.add(pi); 3273 } 3274 } 3275 } else { 3276 list = new ArrayList<PackageInfo>(mPackages.size()); 3277 for (PackageParser.Package p : mPackages.values()) { 3278 PackageInfo pi = generatePackageInfo(p, flags, userId); 3279 if (pi != null) { 3280 list.add(pi); 3281 } 3282 } 3283 } 3284 3285 return new ParceledListSlice<PackageInfo>(list); 3286 } 3287 } 3288 3289 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 3290 String[] permissions, boolean[] tmp, int flags, int userId) { 3291 int numMatch = 0; 3292 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 3293 for (int i=0; i<permissions.length; i++) { 3294 if (gp.grantedPermissions.contains(permissions[i])) { 3295 tmp[i] = true; 3296 numMatch++; 3297 } else { 3298 tmp[i] = false; 3299 } 3300 } 3301 if (numMatch == 0) { 3302 return; 3303 } 3304 PackageInfo pi; 3305 if (ps.pkg != null) { 3306 pi = generatePackageInfo(ps.pkg, flags, userId); 3307 } else { 3308 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 3309 } 3310 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 3311 if (numMatch == permissions.length) { 3312 pi.requestedPermissions = permissions; 3313 } else { 3314 pi.requestedPermissions = new String[numMatch]; 3315 numMatch = 0; 3316 for (int i=0; i<permissions.length; i++) { 3317 if (tmp[i]) { 3318 pi.requestedPermissions[numMatch] = permissions[i]; 3319 numMatch++; 3320 } 3321 } 3322 } 3323 } 3324 list.add(pi); 3325 } 3326 3327 @Override 3328 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 3329 String[] permissions, int flags, int userId) { 3330 if (!sUserManager.exists(userId)) return null; 3331 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3332 3333 // writer 3334 synchronized (mPackages) { 3335 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 3336 boolean[] tmpBools = new boolean[permissions.length]; 3337 if (listUninstalled) { 3338 for (PackageSetting ps : mSettings.mPackages.values()) { 3339 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 3340 } 3341 } else { 3342 for (PackageParser.Package pkg : mPackages.values()) { 3343 PackageSetting ps = (PackageSetting)pkg.mExtras; 3344 if (ps != null) { 3345 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 3346 userId); 3347 } 3348 } 3349 } 3350 3351 return new ParceledListSlice<PackageInfo>(list); 3352 } 3353 } 3354 3355 @Override 3356 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 3357 if (!sUserManager.exists(userId)) return null; 3358 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 3359 3360 // writer 3361 synchronized (mPackages) { 3362 ArrayList<ApplicationInfo> list; 3363 if (listUninstalled) { 3364 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 3365 for (PackageSetting ps : mSettings.mPackages.values()) { 3366 ApplicationInfo ai; 3367 if (ps.pkg != null) { 3368 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3369 ps.readUserState(userId), userId); 3370 } else { 3371 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 3372 } 3373 if (ai != null) { 3374 list.add(ai); 3375 } 3376 } 3377 } else { 3378 list = new ArrayList<ApplicationInfo>(mPackages.size()); 3379 for (PackageParser.Package p : mPackages.values()) { 3380 if (p.mExtras != null) { 3381 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3382 ((PackageSetting)p.mExtras).readUserState(userId), userId); 3383 if (ai != null) { 3384 list.add(ai); 3385 } 3386 } 3387 } 3388 } 3389 3390 return new ParceledListSlice<ApplicationInfo>(list); 3391 } 3392 } 3393 3394 public List<ApplicationInfo> getPersistentApplications(int flags) { 3395 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3396 3397 // reader 3398 synchronized (mPackages) { 3399 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3400 final int userId = UserHandle.getCallingUserId(); 3401 while (i.hasNext()) { 3402 final PackageParser.Package p = i.next(); 3403 if (p.applicationInfo != null 3404 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3405 && (!mSafeMode || isSystemApp(p))) { 3406 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3407 if (ps != null) { 3408 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3409 ps.readUserState(userId), userId); 3410 if (ai != null) { 3411 finalList.add(ai); 3412 } 3413 } 3414 } 3415 } 3416 } 3417 3418 return finalList; 3419 } 3420 3421 @Override 3422 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3423 if (!sUserManager.exists(userId)) return null; 3424 // reader 3425 synchronized (mPackages) { 3426 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 3427 PackageSetting ps = provider != null 3428 ? mSettings.mPackages.get(provider.owner.packageName) 3429 : null; 3430 return ps != null 3431 && mSettings.isEnabledLPr(provider.info, flags, userId) 3432 && (!mSafeMode || (provider.info.applicationInfo.flags 3433 &ApplicationInfo.FLAG_SYSTEM) != 0) 3434 ? PackageParser.generateProviderInfo(provider, flags, 3435 ps.readUserState(userId), userId) 3436 : null; 3437 } 3438 } 3439 3440 /** 3441 * @deprecated 3442 */ 3443 @Deprecated 3444 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3445 // reader 3446 synchronized (mPackages) { 3447 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 3448 .entrySet().iterator(); 3449 final int userId = UserHandle.getCallingUserId(); 3450 while (i.hasNext()) { 3451 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3452 PackageParser.Provider p = entry.getValue(); 3453 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3454 3455 if (ps != null && p.syncable 3456 && (!mSafeMode || (p.info.applicationInfo.flags 3457 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3458 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3459 ps.readUserState(userId), userId); 3460 if (info != null) { 3461 outNames.add(entry.getKey()); 3462 outInfo.add(info); 3463 } 3464 } 3465 } 3466 } 3467 } 3468 3469 public List<ProviderInfo> queryContentProviders(String processName, 3470 int uid, int flags) { 3471 ArrayList<ProviderInfo> finalList = null; 3472 // reader 3473 synchronized (mPackages) { 3474 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 3475 final int userId = processName != null ? 3476 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3477 while (i.hasNext()) { 3478 final PackageParser.Provider p = i.next(); 3479 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3480 if (ps != null && p.info.authority != null 3481 && (processName == null 3482 || (p.info.processName.equals(processName) 3483 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3484 && mSettings.isEnabledLPr(p.info, flags, userId) 3485 && (!mSafeMode 3486 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3487 if (finalList == null) { 3488 finalList = new ArrayList<ProviderInfo>(3); 3489 } 3490 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3491 ps.readUserState(userId), userId); 3492 if (info != null) { 3493 finalList.add(info); 3494 } 3495 } 3496 } 3497 } 3498 3499 if (finalList != null) { 3500 Collections.sort(finalList, mProviderInitOrderSorter); 3501 } 3502 3503 return finalList; 3504 } 3505 3506 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3507 int flags) { 3508 // reader 3509 synchronized (mPackages) { 3510 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3511 return PackageParser.generateInstrumentationInfo(i, flags); 3512 } 3513 } 3514 3515 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3516 int flags) { 3517 ArrayList<InstrumentationInfo> finalList = 3518 new ArrayList<InstrumentationInfo>(); 3519 3520 // reader 3521 synchronized (mPackages) { 3522 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3523 while (i.hasNext()) { 3524 final PackageParser.Instrumentation p = i.next(); 3525 if (targetPackage == null 3526 || targetPackage.equals(p.info.targetPackage)) { 3527 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3528 flags); 3529 if (ii != null) { 3530 finalList.add(ii); 3531 } 3532 } 3533 } 3534 } 3535 3536 return finalList; 3537 } 3538 3539 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 3540 HashMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 3541 if (overlays == null) { 3542 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 3543 return; 3544 } 3545 for (PackageParser.Package opkg : overlays.values()) { 3546 // Not much to do if idmap fails: we already logged the error 3547 // and we certainly don't want to abort installation of pkg simply 3548 // because an overlay didn't fit properly. For these reasons, 3549 // ignore the return value of createIdmapForPackagePairLI. 3550 createIdmapForPackagePairLI(pkg, opkg); 3551 } 3552 } 3553 3554 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 3555 PackageParser.Package opkg) { 3556 if (!opkg.mTrustedOverlay) { 3557 Slog.w(TAG, "Skipping target and overlay pair " + pkg.mScanPath + " and " + 3558 opkg.mScanPath + ": overlay not trusted"); 3559 return false; 3560 } 3561 HashMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 3562 if (overlaySet == null) { 3563 Slog.e(TAG, "was about to create idmap for " + pkg.mScanPath + " and " + 3564 opkg.mScanPath + " but target package has no known overlays"); 3565 return false; 3566 } 3567 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3568 if (mInstaller.idmap(pkg.mScanPath, opkg.mScanPath, sharedGid) != 0) { 3569 Slog.e(TAG, "Failed to generate idmap for " + pkg.mScanPath + " and " + opkg.mScanPath); 3570 return false; 3571 } 3572 PackageParser.Package[] overlayArray = 3573 overlaySet.values().toArray(new PackageParser.Package[0]); 3574 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 3575 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 3576 return p1.mOverlayPriority - p2.mOverlayPriority; 3577 } 3578 }; 3579 Arrays.sort(overlayArray, cmp); 3580 3581 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 3582 int i = 0; 3583 for (PackageParser.Package p : overlayArray) { 3584 pkg.applicationInfo.resourceDirs[i++] = p.applicationInfo.sourceDir; 3585 } 3586 return true; 3587 } 3588 3589 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3590 String[] files = dir.list(); 3591 if (files == null) { 3592 Log.d(TAG, "No files in app dir " + dir); 3593 return; 3594 } 3595 3596 if (DEBUG_PACKAGE_SCANNING) { 3597 Log.d(TAG, "Scanning app dir " + dir + " scanMode=" + scanMode 3598 + " flags=0x" + Integer.toHexString(flags)); 3599 } 3600 3601 int i; 3602 for (i=0; i<files.length; i++) { 3603 File file = new File(dir, files[i]); 3604 if (!isPackageFilename(files[i])) { 3605 // Ignore entries which are not apk's 3606 continue; 3607 } 3608 PackageParser.Package pkg = scanPackageLI(file, 3609 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3610 // Don't mess around with apps in system partition. 3611 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3612 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3613 // Delete the apk 3614 Slog.w(TAG, "Cleaning up failed install of " + file); 3615 file.delete(); 3616 } 3617 } 3618 } 3619 3620 private static File getSettingsProblemFile() { 3621 File dataDir = Environment.getDataDirectory(); 3622 File systemDir = new File(dataDir, "system"); 3623 File fname = new File(systemDir, "uiderrors.txt"); 3624 return fname; 3625 } 3626 3627 static void reportSettingsProblem(int priority, String msg) { 3628 try { 3629 File fname = getSettingsProblemFile(); 3630 FileOutputStream out = new FileOutputStream(fname, true); 3631 PrintWriter pw = new FastPrintWriter(out); 3632 SimpleDateFormat formatter = new SimpleDateFormat(); 3633 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3634 pw.println(dateString + ": " + msg); 3635 pw.close(); 3636 FileUtils.setPermissions( 3637 fname.toString(), 3638 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3639 -1, -1); 3640 } catch (java.io.IOException e) { 3641 } 3642 Slog.println(priority, TAG, msg); 3643 } 3644 3645 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3646 PackageParser.Package pkg, File srcFile, int parseFlags) { 3647 if (GET_CERTIFICATES) { 3648 if (ps != null 3649 && ps.codePath.equals(srcFile) 3650 && ps.timeStamp == srcFile.lastModified()) { 3651 if (ps.signatures.mSignatures != null 3652 && ps.signatures.mSignatures.length != 0) { 3653 // Optimization: reuse the existing cached certificates 3654 // if the package appears to be unchanged. 3655 pkg.mSignatures = ps.signatures.mSignatures; 3656 return true; 3657 } 3658 3659 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3660 } else { 3661 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3662 } 3663 3664 if (!pp.collectCertificates(pkg, parseFlags)) { 3665 mLastScanError = pp.getParseError(); 3666 return false; 3667 } 3668 } 3669 return true; 3670 } 3671 3672 /* 3673 * Scan a package and return the newly parsed package. 3674 * Returns null in case of errors and the error code is stored in mLastScanError 3675 */ 3676 private PackageParser.Package scanPackageLI(File scanFile, 3677 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3678 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3679 String scanPath = scanFile.getPath(); 3680 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanPath); 3681 parseFlags |= mDefParseFlags; 3682 PackageParser pp = new PackageParser(scanPath); 3683 pp.setSeparateProcesses(mSeparateProcesses); 3684 pp.setOnlyCoreApps(mOnlyCore); 3685 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3686 scanPath, mMetrics, parseFlags, (scanMode & SCAN_TRUSTED_OVERLAY) != 0); 3687 3688 if (pkg == null) { 3689 mLastScanError = pp.getParseError(); 3690 return null; 3691 } 3692 3693 PackageSetting ps = null; 3694 PackageSetting updatedPkg; 3695 // reader 3696 synchronized (mPackages) { 3697 // Look to see if we already know about this package. 3698 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3699 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3700 // This package has been renamed to its original name. Let's 3701 // use that. 3702 ps = mSettings.peekPackageLPr(oldName); 3703 } 3704 // If there was no original package, see one for the real package name. 3705 if (ps == null) { 3706 ps = mSettings.peekPackageLPr(pkg.packageName); 3707 } 3708 // Check to see if this package could be hiding/updating a system 3709 // package. Must look for it either under the original or real 3710 // package name depending on our state. 3711 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3712 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 3713 } 3714 boolean updatedPkgBetter = false; 3715 // First check if this is a system package that may involve an update 3716 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3717 if (ps != null && !ps.codePath.equals(scanFile)) { 3718 // The path has changed from what was last scanned... check the 3719 // version of the new path against what we have stored to determine 3720 // what to do. 3721 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 3722 if (pkg.mVersionCode < ps.versionCode) { 3723 // The system package has been updated and the code path does not match 3724 // Ignore entry. Skip it. 3725 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3726 + " ignored: updated version " + ps.versionCode 3727 + " better than this " + pkg.mVersionCode); 3728 if (!updatedPkg.codePath.equals(scanFile)) { 3729 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 3730 + ps.name + " changing from " + updatedPkg.codePathString 3731 + " to " + scanFile); 3732 updatedPkg.codePath = scanFile; 3733 updatedPkg.codePathString = scanFile.toString(); 3734 // This is the point at which we know that the system-disk APK 3735 // for this package has moved during a reboot (e.g. due to an OTA), 3736 // so we need to reevaluate it for privilege policy. 3737 if (locationIsPrivileged(scanFile)) { 3738 updatedPkg.pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED; 3739 } 3740 } 3741 updatedPkg.pkg = pkg; 3742 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3743 return null; 3744 } else { 3745 // The current app on the system partion is better than 3746 // what we have updated to on the data partition; switch 3747 // back to the system partition version. 3748 // At this point, its safely assumed that package installation for 3749 // apps in system partition will go through. If not there won't be a working 3750 // version of the app 3751 // writer 3752 synchronized (mPackages) { 3753 // Just remove the loaded entries from package lists. 3754 mPackages.remove(ps.name); 3755 } 3756 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3757 + "reverting from " + ps.codePathString 3758 + ": new version " + pkg.mVersionCode 3759 + " better than installed " + ps.versionCode); 3760 3761 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3762 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3763 synchronized (mInstallLock) { 3764 args.cleanUpResourcesLI(); 3765 } 3766 synchronized (mPackages) { 3767 mSettings.enableSystemPackageLPw(ps.name); 3768 } 3769 updatedPkgBetter = true; 3770 } 3771 } 3772 } 3773 3774 if (updatedPkg != null) { 3775 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3776 // initially 3777 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3778 3779 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 3780 // flag set initially 3781 if ((updatedPkg.pkgFlags & ApplicationInfo.FLAG_PRIVILEGED) != 0) { 3782 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 3783 } 3784 } 3785 // Verify certificates against what was last scanned 3786 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3787 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3788 return null; 3789 } 3790 3791 /* 3792 * A new system app appeared, but we already had a non-system one of the 3793 * same name installed earlier. 3794 */ 3795 boolean shouldHideSystemApp = false; 3796 if (updatedPkg == null && ps != null 3797 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3798 /* 3799 * Check to make sure the signatures match first. If they don't, 3800 * wipe the installed application and its data. 3801 */ 3802 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3803 != PackageManager.SIGNATURE_MATCH) { 3804 if (DEBUG_INSTALL) Slog.d(TAG, "Signature mismatch!"); 3805 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 3806 ps = null; 3807 } else { 3808 /* 3809 * If the newly-added system app is an older version than the 3810 * already installed version, hide it. It will be scanned later 3811 * and re-added like an update. 3812 */ 3813 if (pkg.mVersionCode < ps.versionCode) { 3814 shouldHideSystemApp = true; 3815 } else { 3816 /* 3817 * The newly found system app is a newer version that the 3818 * one previously installed. Simply remove the 3819 * already-installed application and replace it with our own 3820 * while keeping the application data. 3821 */ 3822 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3823 + ps.codePathString + ": new version " + pkg.mVersionCode 3824 + " better than installed " + ps.versionCode); 3825 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3826 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3827 synchronized (mInstallLock) { 3828 args.cleanUpResourcesLI(); 3829 } 3830 } 3831 } 3832 } 3833 3834 // The apk is forward locked (not public) if its code and resources 3835 // are kept in different files. (except for app in either system or 3836 // vendor path). 3837 // TODO grab this value from PackageSettings 3838 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3839 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3840 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3841 } 3842 } 3843 3844 String codePath = null; 3845 String resPath = null; 3846 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 3847 if (ps != null && ps.resourcePathString != null) { 3848 resPath = ps.resourcePathString; 3849 } else { 3850 // Should not happen at all. Just log an error. 3851 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3852 } 3853 } else { 3854 resPath = pkg.mScanPath; 3855 } 3856 3857 codePath = pkg.mScanPath; 3858 // Set application objects path explicitly. 3859 setApplicationInfoPaths(pkg, codePath, resPath); 3860 // Applications can run with the primary Cpu Abi unless otherwise is specified 3861 pkg.applicationInfo.requiredCpuAbi = null; 3862 // Note that we invoke the following method only if we are about to unpack an application 3863 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3864 | SCAN_UPDATE_SIGNATURE, currentTime, user); 3865 3866 /* 3867 * If the system app should be overridden by a previously installed 3868 * data, hide the system app now and let the /data/app scan pick it up 3869 * again. 3870 */ 3871 if (shouldHideSystemApp) { 3872 synchronized (mPackages) { 3873 /* 3874 * We have to grant systems permissions before we hide, because 3875 * grantPermissions will assume the package update is trying to 3876 * expand its permissions. 3877 */ 3878 grantPermissionsLPw(pkg, true); 3879 mSettings.disableSystemPackageLPw(pkg.packageName); 3880 } 3881 } 3882 3883 return scannedPkg; 3884 } 3885 3886 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 3887 String destResPath) { 3888 pkg.mPath = pkg.mScanPath = destCodePath; 3889 pkg.applicationInfo.sourceDir = destCodePath; 3890 pkg.applicationInfo.publicSourceDir = destResPath; 3891 } 3892 3893 private static String fixProcessName(String defProcessName, 3894 String processName, int uid) { 3895 if (processName == null) { 3896 return defProcessName; 3897 } 3898 return processName; 3899 } 3900 3901 private boolean verifySignaturesLP(PackageSetting pkgSetting, 3902 PackageParser.Package pkg) { 3903 if (pkgSetting.signatures.mSignatures != null) { 3904 // Already existing package. Make sure signatures match 3905 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 3906 PackageManager.SIGNATURE_MATCH) { 3907 Slog.e(TAG, "Package " + pkg.packageName 3908 + " signatures do not match the previously installed version; ignoring!"); 3909 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 3910 return false; 3911 } 3912 } 3913 // Check for shared user signatures 3914 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 3915 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3916 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3917 Slog.e(TAG, "Package " + pkg.packageName 3918 + " has no signatures that match those in shared user " 3919 + pkgSetting.sharedUser.name + "; ignoring!"); 3920 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 3921 return false; 3922 } 3923 } 3924 return true; 3925 } 3926 3927 /** 3928 * Enforces that only the system UID or root's UID can call a method exposed 3929 * via Binder. 3930 * 3931 * @param message used as message if SecurityException is thrown 3932 * @throws SecurityException if the caller is not system or root 3933 */ 3934 private static final void enforceSystemOrRoot(String message) { 3935 final int uid = Binder.getCallingUid(); 3936 if (uid != Process.SYSTEM_UID && uid != 0) { 3937 throw new SecurityException(message); 3938 } 3939 } 3940 3941 public void performBootDexOpt() { 3942 HashSet<PackageParser.Package> pkgs = null; 3943 synchronized (mPackages) { 3944 pkgs = mDeferredDexOpt; 3945 mDeferredDexOpt = null; 3946 } 3947 if (pkgs != null) { 3948 int i = 0; 3949 for (PackageParser.Package pkg : pkgs) { 3950 if (!isFirstBoot()) { 3951 i++; 3952 try { 3953 ActivityManagerNative.getDefault().showBootMessage( 3954 mContext.getResources().getString( 3955 com.android.internal.R.string.android_upgrading_apk, 3956 i, pkgs.size()), true); 3957 } catch (RemoteException e) { 3958 } 3959 } 3960 PackageParser.Package p = pkg; 3961 synchronized (mInstallLock) { 3962 if (!p.mDidDexOpt) { 3963 performDexOptLI(p, false, false, true); 3964 } 3965 } 3966 } 3967 } 3968 } 3969 3970 public boolean performDexOpt(String packageName) { 3971 enforceSystemOrRoot("Only the system can request dexopt be performed"); 3972 3973 if (!mNoDexOpt) { 3974 return false; 3975 } 3976 3977 PackageParser.Package p; 3978 synchronized (mPackages) { 3979 p = mPackages.get(packageName); 3980 if (p == null || p.mDidDexOpt) { 3981 return false; 3982 } 3983 } 3984 synchronized (mInstallLock) { 3985 return performDexOptLI(p, false, false, true) == DEX_OPT_PERFORMED; 3986 } 3987 } 3988 3989 private void performDexOptLibsLI(ArrayList<String> libs, boolean forceDex, boolean defer, 3990 HashSet<String> done) { 3991 for (int i=0; i<libs.size(); i++) { 3992 PackageParser.Package libPkg; 3993 String libName; 3994 synchronized (mPackages) { 3995 libName = libs.get(i); 3996 SharedLibraryEntry lib = mSharedLibraries.get(libName); 3997 if (lib != null && lib.apk != null) { 3998 libPkg = mPackages.get(lib.apk); 3999 } else { 4000 libPkg = null; 4001 } 4002 } 4003 if (libPkg != null && !done.contains(libName)) { 4004 performDexOptLI(libPkg, forceDex, defer, done); 4005 } 4006 } 4007 } 4008 4009 static final int DEX_OPT_SKIPPED = 0; 4010 static final int DEX_OPT_PERFORMED = 1; 4011 static final int DEX_OPT_DEFERRED = 2; 4012 static final int DEX_OPT_FAILED = -1; 4013 4014 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4015 HashSet<String> done) { 4016 boolean performed = false; 4017 if (done != null) { 4018 done.add(pkg.packageName); 4019 if (pkg.usesLibraries != null) { 4020 performDexOptLibsLI(pkg.usesLibraries, forceDex, defer, done); 4021 } 4022 if (pkg.usesOptionalLibraries != null) { 4023 performDexOptLibsLI(pkg.usesOptionalLibraries, forceDex, defer, done); 4024 } 4025 } 4026 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 4027 String path = pkg.mScanPath; 4028 int ret = 0; 4029 try { 4030 if (forceDex || dalvik.system.DexFile.isDexOptNeededInternal(path, pkg.packageName, 4031 defer)) { 4032 if (!forceDex && defer) { 4033 if (mDeferredDexOpt == null) { 4034 mDeferredDexOpt = new HashSet<PackageParser.Package>(); 4035 } 4036 mDeferredDexOpt.add(pkg); 4037 return DEX_OPT_DEFERRED; 4038 } else { 4039 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 4040 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 4041 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg), 4042 pkg.packageName); 4043 pkg.mDidDexOpt = true; 4044 performed = true; 4045 } 4046 } 4047 } catch (FileNotFoundException e) { 4048 Slog.w(TAG, "Apk not found for dexopt: " + path); 4049 ret = -1; 4050 } catch (IOException e) { 4051 Slog.w(TAG, "IOException reading apk: " + path, e); 4052 ret = -1; 4053 } catch (dalvik.system.StaleDexCacheError e) { 4054 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 4055 ret = -1; 4056 } catch (Exception e) { 4057 Slog.w(TAG, "Exception when doing dexopt : ", e); 4058 ret = -1; 4059 } 4060 if (ret < 0) { 4061 //error from installer 4062 return DEX_OPT_FAILED; 4063 } 4064 } 4065 4066 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 4067 } 4068 4069 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer, 4070 boolean inclDependencies) { 4071 HashSet<String> done; 4072 boolean performed = false; 4073 if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) { 4074 done = new HashSet<String>(); 4075 done.add(pkg.packageName); 4076 } else { 4077 done = null; 4078 } 4079 return performDexOptLI(pkg, forceDex, defer, done); 4080 } 4081 4082 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 4083 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 4084 Slog.w(TAG, "Unable to update from " + oldPkg.name 4085 + " to " + newPkg.packageName 4086 + ": old package not in system partition"); 4087 return false; 4088 } else if (mPackages.get(oldPkg.name) != null) { 4089 Slog.w(TAG, "Unable to update from " + oldPkg.name 4090 + " to " + newPkg.packageName 4091 + ": old package still exists"); 4092 return false; 4093 } 4094 return true; 4095 } 4096 4097 File getDataPathForUser(int userId) { 4098 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 4099 } 4100 4101 private File getDataPathForPackage(String packageName, int userId) { 4102 /* 4103 * Until we fully support multiple users, return the directory we 4104 * previously would have. The PackageManagerTests will need to be 4105 * revised when this is changed back.. 4106 */ 4107 if (userId == 0) { 4108 return new File(mAppDataDir, packageName); 4109 } else { 4110 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 4111 + File.separator + packageName); 4112 } 4113 } 4114 4115 private int createDataDirsLI(String packageName, int uid, String seinfo) { 4116 int[] users = sUserManager.getUserIds(); 4117 int res = mInstaller.install(packageName, uid, uid, seinfo); 4118 if (res < 0) { 4119 return res; 4120 } 4121 for (int user : users) { 4122 if (user != 0) { 4123 res = mInstaller.createUserData(packageName, 4124 UserHandle.getUid(user, uid), user, seinfo); 4125 if (res < 0) { 4126 return res; 4127 } 4128 } 4129 } 4130 return res; 4131 } 4132 4133 private int removeDataDirsLI(String packageName) { 4134 int[] users = sUserManager.getUserIds(); 4135 int res = 0; 4136 for (int user : users) { 4137 int resInner = mInstaller.remove(packageName, user); 4138 if (resInner < 0) { 4139 res = resInner; 4140 } 4141 } 4142 4143 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 4144 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 4145 if (!nativeLibraryFile.delete()) { 4146 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 4147 } 4148 4149 return res; 4150 } 4151 4152 private int addSharedLibraryLPw(final SharedLibraryEntry file, int num, 4153 PackageParser.Package changingLib) { 4154 if (file.path != null) { 4155 mTmpSharedLibraries[num] = file.path; 4156 return num+1; 4157 } 4158 PackageParser.Package p = mPackages.get(file.apk); 4159 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 4160 // If we are doing this while in the middle of updating a library apk, 4161 // then we need to make sure to use that new apk for determining the 4162 // dependencies here. (We haven't yet finished committing the new apk 4163 // to the package manager state.) 4164 if (p == null || p.packageName.equals(changingLib.packageName)) { 4165 p = changingLib; 4166 } 4167 } 4168 if (p != null) { 4169 String path = p.mPath; 4170 for (int i=0; i<num; i++) { 4171 if (mTmpSharedLibraries[i].equals(path)) { 4172 return num; 4173 } 4174 } 4175 mTmpSharedLibraries[num] = p.mPath; 4176 return num+1; 4177 } 4178 return num; 4179 } 4180 4181 private boolean updateSharedLibrariesLPw(PackageParser.Package pkg, 4182 PackageParser.Package changingLib) { 4183 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 4184 if (mTmpSharedLibraries == null || 4185 mTmpSharedLibraries.length < mSharedLibraries.size()) { 4186 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 4187 } 4188 int num = 0; 4189 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 4190 for (int i=0; i<N; i++) { 4191 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 4192 if (file == null) { 4193 Slog.e(TAG, "Package " + pkg.packageName 4194 + " requires unavailable shared library " 4195 + pkg.usesLibraries.get(i) + "; failing!"); 4196 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 4197 return false; 4198 } 4199 num = addSharedLibraryLPw(file, num, changingLib); 4200 } 4201 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 4202 for (int i=0; i<N; i++) { 4203 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 4204 if (file == null) { 4205 Slog.w(TAG, "Package " + pkg.packageName 4206 + " desires unavailable shared library " 4207 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 4208 } else { 4209 num = addSharedLibraryLPw(file, num, changingLib); 4210 } 4211 } 4212 if (num > 0) { 4213 pkg.usesLibraryFiles = new String[num]; 4214 System.arraycopy(mTmpSharedLibraries, 0, 4215 pkg.usesLibraryFiles, 0, num); 4216 } else { 4217 pkg.usesLibraryFiles = null; 4218 } 4219 } 4220 return true; 4221 } 4222 4223 private static boolean hasString(List<String> list, List<String> which) { 4224 if (list == null) { 4225 return false; 4226 } 4227 for (int i=list.size()-1; i>=0; i--) { 4228 for (int j=which.size()-1; j>=0; j--) { 4229 if (which.get(j).equals(list.get(i))) { 4230 return true; 4231 } 4232 } 4233 } 4234 return false; 4235 } 4236 4237 private void updateAllSharedLibrariesLPw() { 4238 for (PackageParser.Package pkg : mPackages.values()) { 4239 updateSharedLibrariesLPw(pkg, null); 4240 } 4241 } 4242 4243 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 4244 PackageParser.Package changingPkg) { 4245 ArrayList<PackageParser.Package> res = null; 4246 for (PackageParser.Package pkg : mPackages.values()) { 4247 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 4248 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 4249 if (res == null) { 4250 res = new ArrayList<PackageParser.Package>(); 4251 } 4252 res.add(pkg); 4253 updateSharedLibrariesLPw(pkg, changingPkg); 4254 } 4255 } 4256 return res; 4257 } 4258 4259 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 4260 int parseFlags, int scanMode, long currentTime, UserHandle user) { 4261 File scanFile = new File(pkg.mScanPath); 4262 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 4263 pkg.applicationInfo.publicSourceDir == null) { 4264 // Bail out. The resource and code paths haven't been set. 4265 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 4266 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 4267 return null; 4268 } 4269 4270 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 4271 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 4272 } 4273 4274 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 4275 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_PRIVILEGED; 4276 } 4277 4278 if (mCustomResolverComponentName != null && 4279 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 4280 setUpCustomResolverActivity(pkg); 4281 } 4282 4283 if (pkg.packageName.equals("android")) { 4284 synchronized (mPackages) { 4285 if (mAndroidApplication != null) { 4286 Slog.w(TAG, "*************************************************"); 4287 Slog.w(TAG, "Core android package being redefined. Skipping."); 4288 Slog.w(TAG, " file=" + scanFile); 4289 Slog.w(TAG, "*************************************************"); 4290 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4291 return null; 4292 } 4293 4294 // Set up information for our fall-back user intent resolution activity. 4295 mPlatformPackage = pkg; 4296 pkg.mVersionCode = mSdkVersion; 4297 mAndroidApplication = pkg.applicationInfo; 4298 4299 if (!mResolverReplaced) { 4300 mResolveActivity.applicationInfo = mAndroidApplication; 4301 mResolveActivity.name = ResolverActivity.class.getName(); 4302 mResolveActivity.packageName = mAndroidApplication.packageName; 4303 mResolveActivity.processName = "system:ui"; 4304 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 4305 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 4306 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 4307 mResolveActivity.exported = true; 4308 mResolveActivity.enabled = true; 4309 mResolveInfo.activityInfo = mResolveActivity; 4310 mResolveInfo.priority = 0; 4311 mResolveInfo.preferredOrder = 0; 4312 mResolveInfo.match = 0; 4313 mResolveComponentName = new ComponentName( 4314 mAndroidApplication.packageName, mResolveActivity.name); 4315 } 4316 } 4317 } 4318 4319 if (DEBUG_PACKAGE_SCANNING) { 4320 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4321 Log.d(TAG, "Scanning package " + pkg.packageName); 4322 } 4323 4324 if (mPackages.containsKey(pkg.packageName) 4325 || mSharedLibraries.containsKey(pkg.packageName)) { 4326 Slog.w(TAG, "Application package " + pkg.packageName 4327 + " already installed. Skipping duplicate."); 4328 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 4329 return null; 4330 } 4331 4332 // Initialize package source and resource directories 4333 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 4334 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 4335 4336 SharedUserSetting suid = null; 4337 PackageSetting pkgSetting = null; 4338 4339 if (!isSystemApp(pkg)) { 4340 // Only system apps can use these features. 4341 pkg.mOriginalPackages = null; 4342 pkg.mRealPackage = null; 4343 pkg.mAdoptPermissions = null; 4344 } 4345 4346 // writer 4347 synchronized (mPackages) { 4348 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4349 // Check all shared libraries and map to their actual file path. 4350 // We only do this here for apps not on a system dir, because those 4351 // are the only ones that can fail an install due to this. We 4352 // will take care of the system apps by updating all of their 4353 // library paths after the scan is done. 4354 if (!updateSharedLibrariesLPw(pkg, null)) { 4355 return null; 4356 } 4357 } 4358 4359 if (pkg.mSharedUserId != null) { 4360 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, true); 4361 if (suid == null) { 4362 Slog.w(TAG, "Creating application package " + pkg.packageName 4363 + " for shared user failed"); 4364 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4365 return null; 4366 } 4367 if (DEBUG_PACKAGE_SCANNING) { 4368 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4369 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 4370 + "): packages=" + suid.packages); 4371 } 4372 } 4373 4374 // Check if we are renaming from an original package name. 4375 PackageSetting origPackage = null; 4376 String realName = null; 4377 if (pkg.mOriginalPackages != null) { 4378 // This package may need to be renamed to a previously 4379 // installed name. Let's check on that... 4380 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 4381 if (pkg.mOriginalPackages.contains(renamed)) { 4382 // This package had originally been installed as the 4383 // original name, and we have already taken care of 4384 // transitioning to the new one. Just update the new 4385 // one to continue using the old name. 4386 realName = pkg.mRealPackage; 4387 if (!pkg.packageName.equals(renamed)) { 4388 // Callers into this function may have already taken 4389 // care of renaming the package; only do it here if 4390 // it is not already done. 4391 pkg.setPackageName(renamed); 4392 } 4393 4394 } else { 4395 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 4396 if ((origPackage = mSettings.peekPackageLPr( 4397 pkg.mOriginalPackages.get(i))) != null) { 4398 // We do have the package already installed under its 4399 // original name... should we use it? 4400 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 4401 // New package is not compatible with original. 4402 origPackage = null; 4403 continue; 4404 } else if (origPackage.sharedUser != null) { 4405 // Make sure uid is compatible between packages. 4406 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 4407 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 4408 + " to " + pkg.packageName + ": old uid " 4409 + origPackage.sharedUser.name 4410 + " differs from " + pkg.mSharedUserId); 4411 origPackage = null; 4412 continue; 4413 } 4414 } else { 4415 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 4416 + pkg.packageName + " to old name " + origPackage.name); 4417 } 4418 break; 4419 } 4420 } 4421 } 4422 } 4423 4424 if (mTransferedPackages.contains(pkg.packageName)) { 4425 Slog.w(TAG, "Package " + pkg.packageName 4426 + " was transferred to another, but its .apk remains"); 4427 } 4428 4429 // Just create the setting, don't add it yet. For already existing packages 4430 // the PkgSetting exists already and doesn't have to be created. 4431 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 4432 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 4433 pkg.applicationInfo.requiredCpuAbi, 4434 pkg.applicationInfo.flags, user, false); 4435 if (pkgSetting == null) { 4436 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 4437 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4438 return null; 4439 } 4440 4441 if (pkgSetting.origPackage != null) { 4442 // If we are first transitioning from an original package, 4443 // fix up the new package's name now. We need to do this after 4444 // looking up the package under its new name, so getPackageLP 4445 // can take care of fiddling things correctly. 4446 pkg.setPackageName(origPackage.name); 4447 4448 // File a report about this. 4449 String msg = "New package " + pkgSetting.realName 4450 + " renamed to replace old package " + pkgSetting.name; 4451 reportSettingsProblem(Log.WARN, msg); 4452 4453 // Make a note of it. 4454 mTransferedPackages.add(origPackage.name); 4455 4456 // No longer need to retain this. 4457 pkgSetting.origPackage = null; 4458 } 4459 4460 if (realName != null) { 4461 // Make a note of it. 4462 mTransferedPackages.add(pkg.packageName); 4463 } 4464 4465 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 4466 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 4467 } 4468 4469 if (mFoundPolicyFile) { 4470 SELinuxMMAC.assignSeinfoValue(pkg); 4471 } 4472 4473 pkg.applicationInfo.uid = pkgSetting.appId; 4474 pkg.mExtras = pkgSetting; 4475 4476 if (!verifySignaturesLP(pkgSetting, pkg)) { 4477 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 4478 return null; 4479 } 4480 // The signature has changed, but this package is in the system 4481 // image... let's recover! 4482 pkgSetting.signatures.mSignatures = pkg.mSignatures; 4483 // However... if this package is part of a shared user, but it 4484 // doesn't match the signature of the shared user, let's fail. 4485 // What this means is that you can't change the signatures 4486 // associated with an overall shared user, which doesn't seem all 4487 // that unreasonable. 4488 if (pkgSetting.sharedUser != null) { 4489 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 4490 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 4491 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 4492 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 4493 return null; 4494 } 4495 } 4496 // File a report about this. 4497 String msg = "System package " + pkg.packageName 4498 + " signature changed; retaining data."; 4499 reportSettingsProblem(Log.WARN, msg); 4500 } 4501 4502 // Verify that this new package doesn't have any content providers 4503 // that conflict with existing packages. Only do this if the 4504 // package isn't already installed, since we don't want to break 4505 // things that are installed. 4506 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 4507 final int N = pkg.providers.size(); 4508 int i; 4509 for (i=0; i<N; i++) { 4510 PackageParser.Provider p = pkg.providers.get(i); 4511 if (p.info.authority != null) { 4512 String names[] = p.info.authority.split(";"); 4513 for (int j = 0; j < names.length; j++) { 4514 if (mProvidersByAuthority.containsKey(names[j])) { 4515 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 4516 Slog.w(TAG, "Can't install because provider name " + names[j] + 4517 " (in package " + pkg.applicationInfo.packageName + 4518 ") is already used by " 4519 + ((other != null && other.getComponentName() != null) 4520 ? other.getComponentName().getPackageName() : "?")); 4521 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 4522 return null; 4523 } 4524 } 4525 } 4526 } 4527 } 4528 4529 if (pkg.mAdoptPermissions != null) { 4530 // This package wants to adopt ownership of permissions from 4531 // another package. 4532 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 4533 final String origName = pkg.mAdoptPermissions.get(i); 4534 final PackageSetting orig = mSettings.peekPackageLPr(origName); 4535 if (orig != null) { 4536 if (verifyPackageUpdateLPr(orig, pkg)) { 4537 Slog.i(TAG, "Adopting permissions from " + origName + " to " 4538 + pkg.packageName); 4539 mSettings.transferPermissionsLPw(origName, pkg.packageName); 4540 } 4541 } 4542 } 4543 } 4544 } 4545 4546 final String pkgName = pkg.packageName; 4547 4548 final long scanFileTime = scanFile.lastModified(); 4549 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 4550 pkg.applicationInfo.processName = fixProcessName( 4551 pkg.applicationInfo.packageName, 4552 pkg.applicationInfo.processName, 4553 pkg.applicationInfo.uid); 4554 4555 File dataPath; 4556 if (mPlatformPackage == pkg) { 4557 // The system package is special. 4558 dataPath = new File (Environment.getDataDirectory(), "system"); 4559 pkg.applicationInfo.dataDir = dataPath.getPath(); 4560 } else { 4561 // This is a normal package, need to make its data directory. 4562 dataPath = getDataPathForPackage(pkg.packageName, 0); 4563 4564 boolean uidError = false; 4565 4566 if (dataPath.exists()) { 4567 int currentUid = 0; 4568 try { 4569 StructStat stat = Libcore.os.stat(dataPath.getPath()); 4570 currentUid = stat.st_uid; 4571 } catch (ErrnoException e) { 4572 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 4573 } 4574 4575 // If we have mismatched owners for the data path, we have a problem. 4576 if (currentUid != pkg.applicationInfo.uid) { 4577 boolean recovered = false; 4578 if (currentUid == 0) { 4579 // The directory somehow became owned by root. Wow. 4580 // This is probably because the system was stopped while 4581 // installd was in the middle of messing with its libs 4582 // directory. Ask installd to fix that. 4583 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 4584 pkg.applicationInfo.uid); 4585 if (ret >= 0) { 4586 recovered = true; 4587 String msg = "Package " + pkg.packageName 4588 + " unexpectedly changed to uid 0; recovered to " + 4589 + pkg.applicationInfo.uid; 4590 reportSettingsProblem(Log.WARN, msg); 4591 } 4592 } 4593 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4594 || (scanMode&SCAN_BOOTING) != 0)) { 4595 // If this is a system app, we can at least delete its 4596 // current data so the application will still work. 4597 int ret = removeDataDirsLI(pkgName); 4598 if (ret >= 0) { 4599 // TODO: Kill the processes first 4600 // Old data gone! 4601 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 4602 ? "System package " : "Third party package "; 4603 String msg = prefix + pkg.packageName 4604 + " has changed from uid: " 4605 + currentUid + " to " 4606 + pkg.applicationInfo.uid + "; old data erased"; 4607 reportSettingsProblem(Log.WARN, msg); 4608 recovered = true; 4609 4610 // And now re-install the app. 4611 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4612 pkg.applicationInfo.seinfo); 4613 if (ret == -1) { 4614 // Ack should not happen! 4615 msg = prefix + pkg.packageName 4616 + " could not have data directory re-created after delete."; 4617 reportSettingsProblem(Log.WARN, msg); 4618 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4619 return null; 4620 } 4621 } 4622 if (!recovered) { 4623 mHasSystemUidErrors = true; 4624 } 4625 } else if (!recovered) { 4626 // If we allow this install to proceed, we will be broken. 4627 // Abort, abort! 4628 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4629 return null; 4630 } 4631 if (!recovered) { 4632 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4633 + pkg.applicationInfo.uid + "/fs_" 4634 + currentUid; 4635 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4636 String msg = "Package " + pkg.packageName 4637 + " has mismatched uid: " 4638 + currentUid + " on disk, " 4639 + pkg.applicationInfo.uid + " in settings"; 4640 // writer 4641 synchronized (mPackages) { 4642 mSettings.mReadMessages.append(msg); 4643 mSettings.mReadMessages.append('\n'); 4644 uidError = true; 4645 if (!pkgSetting.uidError) { 4646 reportSettingsProblem(Log.ERROR, msg); 4647 } 4648 } 4649 } 4650 } 4651 pkg.applicationInfo.dataDir = dataPath.getPath(); 4652 if (mShouldRestoreconData) { 4653 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 4654 mInstaller.restoreconData(pkg.packageName, pkg.applicationInfo.seinfo, 4655 pkg.applicationInfo.uid); 4656 } 4657 } else { 4658 if (DEBUG_PACKAGE_SCANNING) { 4659 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4660 Log.v(TAG, "Want this data dir: " + dataPath); 4661 } 4662 //invoke installer to do the actual installation 4663 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid, 4664 pkg.applicationInfo.seinfo); 4665 if (ret < 0) { 4666 // Error from installer 4667 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4668 return null; 4669 } 4670 4671 if (dataPath.exists()) { 4672 pkg.applicationInfo.dataDir = dataPath.getPath(); 4673 } else { 4674 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4675 pkg.applicationInfo.dataDir = null; 4676 } 4677 } 4678 4679 /* 4680 * Set the data dir to the default "/data/data/<package name>/lib" 4681 * if we got here without anyone telling us different (e.g., apps 4682 * stored on SD card have their native libraries stored in the ASEC 4683 * container with the APK). 4684 * 4685 * This happens during an upgrade from a package settings file that 4686 * doesn't have a native library path attribute at all. 4687 */ 4688 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4689 if (pkgSetting.nativeLibraryPathString == null) { 4690 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4691 } else { 4692 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4693 } 4694 } 4695 4696 pkgSetting.uidError = uidError; 4697 } 4698 4699 String path = scanFile.getPath(); 4700 /* Note: We don't want to unpack the native binaries for 4701 * system applications, unless they have been updated 4702 * (the binaries are already under /system/lib). 4703 * Also, don't unpack libs for apps on the external card 4704 * since they should have their libraries in the ASEC 4705 * container already. 4706 * 4707 * In other words, we're going to unpack the binaries 4708 * only for non-system apps and system app upgrades. 4709 */ 4710 if (pkg.applicationInfo.nativeLibraryDir != null) { 4711 try { 4712 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4713 final String dataPathString = dataPath.getCanonicalPath(); 4714 4715 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4716 /* 4717 * Upgrading from a previous version of the OS sometimes 4718 * leaves native libraries in the /data/data/<app>/lib 4719 * directory for system apps even when they shouldn't be. 4720 * Recent changes in the JNI library search path 4721 * necessitates we remove those to match previous behavior. 4722 */ 4723 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4724 Log.i(TAG, "removed obsolete native libraries for system package " 4725 + path); 4726 } 4727 } else { 4728 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4729 /* 4730 * Update native library dir if it starts with 4731 * /data/data 4732 */ 4733 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4734 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4735 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4736 } 4737 4738 try { 4739 int copyRet = copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir); 4740 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4741 Slog.e(TAG, "Unable to copy native libraries"); 4742 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4743 return null; 4744 } 4745 4746 // We've successfully copied native libraries across, so we make a 4747 // note of what ABI we're using 4748 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 4749 pkg.applicationInfo.requiredCpuAbi = Build.SUPPORTED_ABIS[copyRet]; 4750 } else { 4751 pkg.applicationInfo.requiredCpuAbi = null; 4752 } 4753 } catch (IOException e) { 4754 Slog.e(TAG, "Unable to copy native libraries", e); 4755 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4756 return null; 4757 } 4758 } 4759 4760 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 4761 final int[] userIds = sUserManager.getUserIds(); 4762 synchronized (mInstallLock) { 4763 for (int userId : userIds) { 4764 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 4765 pkg.applicationInfo.nativeLibraryDir, userId) < 0) { 4766 Slog.w(TAG, "Failed linking native library dir (user=" + userId 4767 + ")"); 4768 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4769 return null; 4770 } 4771 } 4772 } 4773 } 4774 } catch (IOException ioe) { 4775 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4776 } 4777 } 4778 pkg.mScanPath = path; 4779 4780 if ((scanMode&SCAN_NO_DEX) == 0) { 4781 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4782 == DEX_OPT_FAILED) { 4783 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4784 removeDataDirsLI(pkg.packageName); 4785 } 4786 4787 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4788 return null; 4789 } 4790 } 4791 4792 if (mFactoryTest && pkg.requestedPermissions.contains( 4793 android.Manifest.permission.FACTORY_TEST)) { 4794 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4795 } 4796 4797 ArrayList<PackageParser.Package> clientLibPkgs = null; 4798 4799 // writer 4800 synchronized (mPackages) { 4801 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 4802 // Only system apps can add new shared libraries. 4803 if (pkg.libraryNames != null) { 4804 for (int i=0; i<pkg.libraryNames.size(); i++) { 4805 String name = pkg.libraryNames.get(i); 4806 boolean allowed = false; 4807 if (isUpdatedSystemApp(pkg)) { 4808 // New library entries can only be added through the 4809 // system image. This is important to get rid of a lot 4810 // of nasty edge cases: for example if we allowed a non- 4811 // system update of the app to add a library, then uninstalling 4812 // the update would make the library go away, and assumptions 4813 // we made such as through app install filtering would now 4814 // have allowed apps on the device which aren't compatible 4815 // with it. Better to just have the restriction here, be 4816 // conservative, and create many fewer cases that can negatively 4817 // impact the user experience. 4818 final PackageSetting sysPs = mSettings 4819 .getDisabledSystemPkgLPr(pkg.packageName); 4820 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 4821 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 4822 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 4823 allowed = true; 4824 allowed = true; 4825 break; 4826 } 4827 } 4828 } 4829 } else { 4830 allowed = true; 4831 } 4832 if (allowed) { 4833 if (!mSharedLibraries.containsKey(name)) { 4834 mSharedLibraries.put(name, new SharedLibraryEntry(null, 4835 pkg.packageName)); 4836 } else if (!name.equals(pkg.packageName)) { 4837 Slog.w(TAG, "Package " + pkg.packageName + " library " 4838 + name + " already exists; skipping"); 4839 } 4840 } else { 4841 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 4842 + name + " that is not declared on system image; skipping"); 4843 } 4844 } 4845 if ((scanMode&SCAN_BOOTING) == 0) { 4846 // If we are not booting, we need to update any applications 4847 // that are clients of our shared library. If we are booting, 4848 // this will all be done once the scan is complete. 4849 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 4850 } 4851 } 4852 } 4853 } 4854 4855 // We also need to dexopt any apps that are dependent on this library. Note that 4856 // if these fail, we should abort the install since installing the library will 4857 // result in some apps being broken. 4858 if (clientLibPkgs != null) { 4859 if ((scanMode&SCAN_NO_DEX) == 0) { 4860 for (int i=0; i<clientLibPkgs.size(); i++) { 4861 PackageParser.Package clientPkg = clientLibPkgs.get(i); 4862 if (performDexOptLI(clientPkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0, false) 4863 == DEX_OPT_FAILED) { 4864 if ((scanMode & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 4865 removeDataDirsLI(pkg.packageName); 4866 } 4867 4868 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4869 return null; 4870 } 4871 } 4872 } 4873 } 4874 4875 // Request the ActivityManager to kill the process(only for existing packages) 4876 // so that we do not end up in a confused state while the user is still using the older 4877 // version of the application while the new one gets installed. 4878 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 4879 // If the package lives in an asec, tell everyone that the container is going 4880 // away so they can clean up any references to its resources (which would prevent 4881 // vold from being able to unmount the asec) 4882 if (isForwardLocked(pkg) || isExternal(pkg)) { 4883 if (DEBUG_INSTALL) { 4884 Slog.i(TAG, "upgrading pkg " + pkg + " is ASEC-hosted -> UNAVAILABLE"); 4885 } 4886 final int[] uidArray = new int[] { pkg.applicationInfo.uid }; 4887 final ArrayList<String> pkgList = new ArrayList<String>(1); 4888 pkgList.add(pkg.applicationInfo.packageName); 4889 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 4890 } 4891 4892 // Post the request that it be killed now that the going-away broadcast is en route 4893 killApplication(pkg.applicationInfo.packageName, 4894 pkg.applicationInfo.uid, "update pkg"); 4895 } 4896 4897 // Also need to kill any apps that are dependent on the library. 4898 if (clientLibPkgs != null) { 4899 for (int i=0; i<clientLibPkgs.size(); i++) { 4900 PackageParser.Package clientPkg = clientLibPkgs.get(i); 4901 killApplication(clientPkg.applicationInfo.packageName, 4902 clientPkg.applicationInfo.uid, "update lib"); 4903 } 4904 } 4905 4906 // writer 4907 synchronized (mPackages) { 4908 // We don't expect installation to fail beyond this point, 4909 if ((scanMode&SCAN_MONITOR) != 0) { 4910 mAppDirs.put(pkg.mPath, pkg); 4911 } 4912 // Add the new setting to mSettings 4913 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 4914 // Add the new setting to mPackages 4915 mPackages.put(pkg.applicationInfo.packageName, pkg); 4916 // Make sure we don't accidentally delete its data. 4917 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 4918 while (iter.hasNext()) { 4919 PackageCleanItem item = iter.next(); 4920 if (pkgName.equals(item.packageName)) { 4921 iter.remove(); 4922 } 4923 } 4924 4925 // Take care of first install / last update times. 4926 if (currentTime != 0) { 4927 if (pkgSetting.firstInstallTime == 0) { 4928 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 4929 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 4930 pkgSetting.lastUpdateTime = currentTime; 4931 } 4932 } else if (pkgSetting.firstInstallTime == 0) { 4933 // We need *something*. Take time time stamp of the file. 4934 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 4935 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 4936 if (scanFileTime != pkgSetting.timeStamp) { 4937 // A package on the system image has changed; consider this 4938 // to be an update. 4939 pkgSetting.lastUpdateTime = scanFileTime; 4940 } 4941 } 4942 4943 // Add the package's KeySets to the global KeySetManager 4944 KeySetManager ksm = mSettings.mKeySetManager; 4945 try { 4946 ksm.addSigningKeySetToPackage(pkg.packageName, pkg.mSigningKeys); 4947 if (pkg.mKeySetMapping != null) { 4948 for (Map.Entry<String, Set<PublicKey>> entry : pkg.mKeySetMapping.entrySet()) { 4949 if (entry.getValue() != null) { 4950 ksm.addDefinedKeySetToPackage(pkg.packageName, 4951 entry.getValue(), entry.getKey()); 4952 } 4953 } 4954 } 4955 } catch (NullPointerException e) { 4956 Slog.e(TAG, "Could not add KeySet to " + pkg.packageName, e); 4957 } catch (IllegalArgumentException e) { 4958 Slog.e(TAG, "Could not add KeySet to malformed package" + pkg.packageName, e); 4959 } 4960 4961 int N = pkg.providers.size(); 4962 StringBuilder r = null; 4963 int i; 4964 for (i=0; i<N; i++) { 4965 PackageParser.Provider p = pkg.providers.get(i); 4966 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 4967 p.info.processName, pkg.applicationInfo.uid); 4968 mProviders.addProvider(p); 4969 p.syncable = p.info.isSyncable; 4970 if (p.info.authority != null) { 4971 String names[] = p.info.authority.split(";"); 4972 p.info.authority = null; 4973 for (int j = 0; j < names.length; j++) { 4974 if (j == 1 && p.syncable) { 4975 // We only want the first authority for a provider to possibly be 4976 // syncable, so if we already added this provider using a different 4977 // authority clear the syncable flag. We copy the provider before 4978 // changing it because the mProviders object contains a reference 4979 // to a provider that we don't want to change. 4980 // Only do this for the second authority since the resulting provider 4981 // object can be the same for all future authorities for this provider. 4982 p = new PackageParser.Provider(p); 4983 p.syncable = false; 4984 } 4985 if (!mProvidersByAuthority.containsKey(names[j])) { 4986 mProvidersByAuthority.put(names[j], p); 4987 if (p.info.authority == null) { 4988 p.info.authority = names[j]; 4989 } else { 4990 p.info.authority = p.info.authority + ";" + names[j]; 4991 } 4992 if (DEBUG_PACKAGE_SCANNING) { 4993 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4994 Log.d(TAG, "Registered content provider: " + names[j] 4995 + ", className = " + p.info.name + ", isSyncable = " 4996 + p.info.isSyncable); 4997 } 4998 } else { 4999 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 5000 Slog.w(TAG, "Skipping provider name " + names[j] + 5001 " (in package " + pkg.applicationInfo.packageName + 5002 "): name already used by " 5003 + ((other != null && other.getComponentName() != null) 5004 ? other.getComponentName().getPackageName() : "?")); 5005 } 5006 } 5007 } 5008 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5009 if (r == null) { 5010 r = new StringBuilder(256); 5011 } else { 5012 r.append(' '); 5013 } 5014 r.append(p.info.name); 5015 } 5016 } 5017 if (r != null) { 5018 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 5019 } 5020 5021 N = pkg.services.size(); 5022 r = null; 5023 for (i=0; i<N; i++) { 5024 PackageParser.Service s = pkg.services.get(i); 5025 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 5026 s.info.processName, pkg.applicationInfo.uid); 5027 mServices.addService(s); 5028 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5029 if (r == null) { 5030 r = new StringBuilder(256); 5031 } else { 5032 r.append(' '); 5033 } 5034 r.append(s.info.name); 5035 } 5036 } 5037 if (r != null) { 5038 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 5039 } 5040 5041 N = pkg.receivers.size(); 5042 r = null; 5043 for (i=0; i<N; i++) { 5044 PackageParser.Activity a = pkg.receivers.get(i); 5045 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5046 a.info.processName, pkg.applicationInfo.uid); 5047 mReceivers.addActivity(a, "receiver"); 5048 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5049 if (r == null) { 5050 r = new StringBuilder(256); 5051 } else { 5052 r.append(' '); 5053 } 5054 r.append(a.info.name); 5055 } 5056 } 5057 if (r != null) { 5058 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 5059 } 5060 5061 N = pkg.activities.size(); 5062 r = null; 5063 for (i=0; i<N; i++) { 5064 PackageParser.Activity a = pkg.activities.get(i); 5065 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 5066 a.info.processName, pkg.applicationInfo.uid); 5067 mActivities.addActivity(a, "activity"); 5068 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5069 if (r == null) { 5070 r = new StringBuilder(256); 5071 } else { 5072 r.append(' '); 5073 } 5074 r.append(a.info.name); 5075 } 5076 } 5077 if (r != null) { 5078 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 5079 } 5080 5081 N = pkg.permissionGroups.size(); 5082 r = null; 5083 for (i=0; i<N; i++) { 5084 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 5085 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 5086 if (cur == null) { 5087 mPermissionGroups.put(pg.info.name, pg); 5088 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5089 if (r == null) { 5090 r = new StringBuilder(256); 5091 } else { 5092 r.append(' '); 5093 } 5094 r.append(pg.info.name); 5095 } 5096 } else { 5097 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 5098 + pg.info.packageName + " ignored: original from " 5099 + cur.info.packageName); 5100 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5101 if (r == null) { 5102 r = new StringBuilder(256); 5103 } else { 5104 r.append(' '); 5105 } 5106 r.append("DUP:"); 5107 r.append(pg.info.name); 5108 } 5109 } 5110 } 5111 if (r != null) { 5112 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 5113 } 5114 5115 N = pkg.permissions.size(); 5116 r = null; 5117 for (i=0; i<N; i++) { 5118 PackageParser.Permission p = pkg.permissions.get(i); 5119 HashMap<String, BasePermission> permissionMap = 5120 p.tree ? mSettings.mPermissionTrees 5121 : mSettings.mPermissions; 5122 p.group = mPermissionGroups.get(p.info.group); 5123 if (p.info.group == null || p.group != null) { 5124 BasePermission bp = permissionMap.get(p.info.name); 5125 if (bp == null) { 5126 bp = new BasePermission(p.info.name, p.info.packageName, 5127 BasePermission.TYPE_NORMAL); 5128 permissionMap.put(p.info.name, bp); 5129 } 5130 if (bp.perm == null) { 5131 if (bp.sourcePackage != null 5132 && !bp.sourcePackage.equals(p.info.packageName)) { 5133 // If this is a permission that was formerly defined by a non-system 5134 // app, but is now defined by a system app (following an upgrade), 5135 // discard the previous declaration and consider the system's to be 5136 // canonical. 5137 if (isSystemApp(p.owner)) { 5138 Slog.i(TAG, "New decl " + p.owner + " of permission " 5139 + p.info.name + " is system"); 5140 bp.sourcePackage = null; 5141 } 5142 } 5143 if (bp.sourcePackage == null 5144 || bp.sourcePackage.equals(p.info.packageName)) { 5145 BasePermission tree = findPermissionTreeLP(p.info.name); 5146 if (tree == null 5147 || tree.sourcePackage.equals(p.info.packageName)) { 5148 bp.packageSetting = pkgSetting; 5149 bp.perm = p; 5150 bp.uid = pkg.applicationInfo.uid; 5151 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5152 if (r == null) { 5153 r = new StringBuilder(256); 5154 } else { 5155 r.append(' '); 5156 } 5157 r.append(p.info.name); 5158 } 5159 } else { 5160 Slog.w(TAG, "Permission " + p.info.name + " from package " 5161 + p.info.packageName + " ignored: base tree " 5162 + tree.name + " is from package " 5163 + tree.sourcePackage); 5164 } 5165 } else { 5166 Slog.w(TAG, "Permission " + p.info.name + " from package " 5167 + p.info.packageName + " ignored: original from " 5168 + bp.sourcePackage); 5169 } 5170 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5171 if (r == null) { 5172 r = new StringBuilder(256); 5173 } else { 5174 r.append(' '); 5175 } 5176 r.append("DUP:"); 5177 r.append(p.info.name); 5178 } 5179 if (bp.perm == p) { 5180 bp.protectionLevel = p.info.protectionLevel; 5181 } 5182 } else { 5183 Slog.w(TAG, "Permission " + p.info.name + " from package " 5184 + p.info.packageName + " ignored: no group " 5185 + p.group); 5186 } 5187 } 5188 if (r != null) { 5189 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 5190 } 5191 5192 N = pkg.instrumentation.size(); 5193 r = null; 5194 for (i=0; i<N; i++) { 5195 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5196 a.info.packageName = pkg.applicationInfo.packageName; 5197 a.info.sourceDir = pkg.applicationInfo.sourceDir; 5198 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 5199 a.info.dataDir = pkg.applicationInfo.dataDir; 5200 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 5201 mInstrumentation.put(a.getComponentName(), a); 5202 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 5203 if (r == null) { 5204 r = new StringBuilder(256); 5205 } else { 5206 r.append(' '); 5207 } 5208 r.append(a.info.name); 5209 } 5210 } 5211 if (r != null) { 5212 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 5213 } 5214 5215 if (pkg.protectedBroadcasts != null) { 5216 N = pkg.protectedBroadcasts.size(); 5217 for (i=0; i<N; i++) { 5218 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 5219 } 5220 } 5221 5222 pkgSetting.setTimeStamp(scanFileTime); 5223 5224 // Create idmap files for pairs of (packages, overlay packages). 5225 // Note: "android", ie framework-res.apk, is handled by native layers. 5226 if (pkg.mOverlayTarget != null) { 5227 // This is an overlay package. 5228 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 5229 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 5230 mOverlays.put(pkg.mOverlayTarget, 5231 new HashMap<String, PackageParser.Package>()); 5232 } 5233 HashMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 5234 map.put(pkg.packageName, pkg); 5235 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 5236 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 5237 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 5238 return null; 5239 } 5240 } 5241 } else if (mOverlays.containsKey(pkg.packageName) && 5242 !pkg.packageName.equals("android")) { 5243 // This is a regular package, with one or more known overlay packages. 5244 createIdmapsForPackageLI(pkg); 5245 } 5246 } 5247 5248 return pkg; 5249 } 5250 5251 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 5252 synchronized (mPackages) { 5253 mResolverReplaced = true; 5254 // Set up information for custom user intent resolution activity. 5255 mResolveActivity.applicationInfo = pkg.applicationInfo; 5256 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 5257 mResolveActivity.packageName = pkg.applicationInfo.packageName; 5258 mResolveActivity.processName = null; 5259 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5260 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 5261 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 5262 mResolveActivity.theme = 0; 5263 mResolveActivity.exported = true; 5264 mResolveActivity.enabled = true; 5265 mResolveInfo.activityInfo = mResolveActivity; 5266 mResolveInfo.priority = 0; 5267 mResolveInfo.preferredOrder = 0; 5268 mResolveInfo.match = 0; 5269 mResolveComponentName = mCustomResolverComponentName; 5270 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 5271 mResolveComponentName); 5272 } 5273 } 5274 5275 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 5276 PackageSetting pkgSetting) { 5277 final String apkLibPath = getApkName(pkgSetting.codePathString); 5278 final String nativeLibraryPath = new File(mAppLibInstallDir, apkLibPath).getPath(); 5279 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 5280 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 5281 } 5282 5283 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 5284 throws IOException { 5285 if (!nativeLibraryDir.isDirectory()) { 5286 nativeLibraryDir.delete(); 5287 5288 if (!nativeLibraryDir.mkdir()) { 5289 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 5290 } 5291 5292 try { 5293 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 5294 | S_IXOTH); 5295 } catch (ErrnoException e) { 5296 throw new IOException("Cannot chmod native library directory " 5297 + nativeLibraryDir.getPath(), e); 5298 } 5299 } else if (!SELinux.restorecon(nativeLibraryDir)) { 5300 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 5301 } 5302 5303 /* 5304 * If this is an internal application or our nativeLibraryPath points to 5305 * the app-lib directory, unpack the libraries if necessary. 5306 */ 5307 final NativeLibraryHelper.ApkHandle handle = new NativeLibraryHelper.ApkHandle(scanFile); 5308 try { 5309 int abi = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_ABIS); 5310 if (abi >= 0) { 5311 int copyRet = NativeLibraryHelper.copyNativeBinariesIfNeededLI(handle, 5312 nativeLibraryDir, Build.SUPPORTED_ABIS[abi]); 5313 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 5314 return copyRet; 5315 } 5316 } 5317 5318 return abi; 5319 } finally { 5320 handle.close(); 5321 } 5322 } 5323 5324 private void killApplication(String pkgName, int appId, String reason) { 5325 // Request the ActivityManager to kill the process(only for existing packages) 5326 // so that we do not end up in a confused state while the user is still using the older 5327 // version of the application while the new one gets installed. 5328 IActivityManager am = ActivityManagerNative.getDefault(); 5329 if (am != null) { 5330 try { 5331 am.killApplicationWithAppId(pkgName, appId, reason); 5332 } catch (RemoteException e) { 5333 } 5334 } 5335 } 5336 5337 void removePackageLI(PackageSetting ps, boolean chatty) { 5338 if (DEBUG_INSTALL) { 5339 if (chatty) 5340 Log.d(TAG, "Removing package " + ps.name); 5341 } 5342 5343 // writer 5344 synchronized (mPackages) { 5345 mPackages.remove(ps.name); 5346 if (ps.codePathString != null) { 5347 mAppDirs.remove(ps.codePathString); 5348 } 5349 5350 final PackageParser.Package pkg = ps.pkg; 5351 if (pkg != null) { 5352 cleanPackageDataStructuresLILPw(pkg, chatty); 5353 } 5354 } 5355 } 5356 5357 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 5358 if (DEBUG_INSTALL) { 5359 if (chatty) 5360 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 5361 } 5362 5363 // writer 5364 synchronized (mPackages) { 5365 mPackages.remove(pkg.applicationInfo.packageName); 5366 if (pkg.mPath != null) { 5367 mAppDirs.remove(pkg.mPath); 5368 } 5369 cleanPackageDataStructuresLILPw(pkg, chatty); 5370 } 5371 } 5372 5373 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 5374 int N = pkg.providers.size(); 5375 StringBuilder r = null; 5376 int i; 5377 for (i=0; i<N; i++) { 5378 PackageParser.Provider p = pkg.providers.get(i); 5379 mProviders.removeProvider(p); 5380 if (p.info.authority == null) { 5381 5382 /* There was another ContentProvider with this authority when 5383 * this app was installed so this authority is null, 5384 * Ignore it as we don't have to unregister the provider. 5385 */ 5386 continue; 5387 } 5388 String names[] = p.info.authority.split(";"); 5389 for (int j = 0; j < names.length; j++) { 5390 if (mProvidersByAuthority.get(names[j]) == p) { 5391 mProvidersByAuthority.remove(names[j]); 5392 if (DEBUG_REMOVE) { 5393 if (chatty) 5394 Log.d(TAG, "Unregistered content provider: " + names[j] 5395 + ", className = " + p.info.name + ", isSyncable = " 5396 + p.info.isSyncable); 5397 } 5398 } 5399 } 5400 if (DEBUG_REMOVE && chatty) { 5401 if (r == null) { 5402 r = new StringBuilder(256); 5403 } else { 5404 r.append(' '); 5405 } 5406 r.append(p.info.name); 5407 } 5408 } 5409 if (r != null) { 5410 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 5411 } 5412 5413 N = pkg.services.size(); 5414 r = null; 5415 for (i=0; i<N; i++) { 5416 PackageParser.Service s = pkg.services.get(i); 5417 mServices.removeService(s); 5418 if (chatty) { 5419 if (r == null) { 5420 r = new StringBuilder(256); 5421 } else { 5422 r.append(' '); 5423 } 5424 r.append(s.info.name); 5425 } 5426 } 5427 if (r != null) { 5428 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 5429 } 5430 5431 N = pkg.receivers.size(); 5432 r = null; 5433 for (i=0; i<N; i++) { 5434 PackageParser.Activity a = pkg.receivers.get(i); 5435 mReceivers.removeActivity(a, "receiver"); 5436 if (DEBUG_REMOVE && chatty) { 5437 if (r == null) { 5438 r = new StringBuilder(256); 5439 } else { 5440 r.append(' '); 5441 } 5442 r.append(a.info.name); 5443 } 5444 } 5445 if (r != null) { 5446 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 5447 } 5448 5449 N = pkg.activities.size(); 5450 r = null; 5451 for (i=0; i<N; i++) { 5452 PackageParser.Activity a = pkg.activities.get(i); 5453 mActivities.removeActivity(a, "activity"); 5454 if (DEBUG_REMOVE && chatty) { 5455 if (r == null) { 5456 r = new StringBuilder(256); 5457 } else { 5458 r.append(' '); 5459 } 5460 r.append(a.info.name); 5461 } 5462 } 5463 if (r != null) { 5464 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 5465 } 5466 5467 N = pkg.permissions.size(); 5468 r = null; 5469 for (i=0; i<N; i++) { 5470 PackageParser.Permission p = pkg.permissions.get(i); 5471 BasePermission bp = mSettings.mPermissions.get(p.info.name); 5472 if (bp == null) { 5473 bp = mSettings.mPermissionTrees.get(p.info.name); 5474 } 5475 if (bp != null && bp.perm == p) { 5476 bp.perm = null; 5477 if (DEBUG_REMOVE && chatty) { 5478 if (r == null) { 5479 r = new StringBuilder(256); 5480 } else { 5481 r.append(' '); 5482 } 5483 r.append(p.info.name); 5484 } 5485 } 5486 } 5487 if (r != null) { 5488 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 5489 } 5490 5491 N = pkg.instrumentation.size(); 5492 r = null; 5493 for (i=0; i<N; i++) { 5494 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 5495 mInstrumentation.remove(a.getComponentName()); 5496 if (DEBUG_REMOVE && chatty) { 5497 if (r == null) { 5498 r = new StringBuilder(256); 5499 } else { 5500 r.append(' '); 5501 } 5502 r.append(a.info.name); 5503 } 5504 } 5505 if (r != null) { 5506 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 5507 } 5508 5509 r = null; 5510 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 5511 // Only system apps can hold shared libraries. 5512 if (pkg.libraryNames != null) { 5513 for (i=0; i<pkg.libraryNames.size(); i++) { 5514 String name = pkg.libraryNames.get(i); 5515 SharedLibraryEntry cur = mSharedLibraries.get(name); 5516 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 5517 mSharedLibraries.remove(name); 5518 if (DEBUG_REMOVE && chatty) { 5519 if (r == null) { 5520 r = new StringBuilder(256); 5521 } else { 5522 r.append(' '); 5523 } 5524 r.append(name); 5525 } 5526 } 5527 } 5528 } 5529 } 5530 if (r != null) { 5531 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 5532 } 5533 } 5534 5535 private static final boolean isPackageFilename(String name) { 5536 return name != null && name.endsWith(".apk"); 5537 } 5538 5539 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 5540 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 5541 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 5542 return true; 5543 } 5544 } 5545 return false; 5546 } 5547 5548 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 5549 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 5550 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 5551 5552 private void updatePermissionsLPw(String changingPkg, 5553 PackageParser.Package pkgInfo, int flags) { 5554 // Make sure there are no dangling permission trees. 5555 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 5556 while (it.hasNext()) { 5557 final BasePermission bp = it.next(); 5558 if (bp.packageSetting == null) { 5559 // We may not yet have parsed the package, so just see if 5560 // we still know about its settings. 5561 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5562 } 5563 if (bp.packageSetting == null) { 5564 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 5565 + " from package " + bp.sourcePackage); 5566 it.remove(); 5567 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5568 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5569 Slog.i(TAG, "Removing old permission tree: " + bp.name 5570 + " from package " + bp.sourcePackage); 5571 flags |= UPDATE_PERMISSIONS_ALL; 5572 it.remove(); 5573 } 5574 } 5575 } 5576 5577 // Make sure all dynamic permissions have been assigned to a package, 5578 // and make sure there are no dangling permissions. 5579 it = mSettings.mPermissions.values().iterator(); 5580 while (it.hasNext()) { 5581 final BasePermission bp = it.next(); 5582 if (bp.type == BasePermission.TYPE_DYNAMIC) { 5583 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 5584 + bp.name + " pkg=" + bp.sourcePackage 5585 + " info=" + bp.pendingInfo); 5586 if (bp.packageSetting == null && bp.pendingInfo != null) { 5587 final BasePermission tree = findPermissionTreeLP(bp.name); 5588 if (tree != null && tree.perm != null) { 5589 bp.packageSetting = tree.packageSetting; 5590 bp.perm = new PackageParser.Permission(tree.perm.owner, 5591 new PermissionInfo(bp.pendingInfo)); 5592 bp.perm.info.packageName = tree.perm.info.packageName; 5593 bp.perm.info.name = bp.name; 5594 bp.uid = tree.uid; 5595 } 5596 } 5597 } 5598 if (bp.packageSetting == null) { 5599 // We may not yet have parsed the package, so just see if 5600 // we still know about its settings. 5601 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 5602 } 5603 if (bp.packageSetting == null) { 5604 Slog.w(TAG, "Removing dangling permission: " + bp.name 5605 + " from package " + bp.sourcePackage); 5606 it.remove(); 5607 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 5608 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 5609 Slog.i(TAG, "Removing old permission: " + bp.name 5610 + " from package " + bp.sourcePackage); 5611 flags |= UPDATE_PERMISSIONS_ALL; 5612 it.remove(); 5613 } 5614 } 5615 } 5616 5617 // Now update the permissions for all packages, in particular 5618 // replace the granted permissions of the system packages. 5619 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 5620 for (PackageParser.Package pkg : mPackages.values()) { 5621 if (pkg != pkgInfo) { 5622 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 5623 } 5624 } 5625 } 5626 5627 if (pkgInfo != null) { 5628 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 5629 } 5630 } 5631 5632 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 5633 final PackageSetting ps = (PackageSetting) pkg.mExtras; 5634 if (ps == null) { 5635 return; 5636 } 5637 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 5638 HashSet<String> origPermissions = gp.grantedPermissions; 5639 boolean changedPermission = false; 5640 5641 if (replace) { 5642 ps.permissionsFixed = false; 5643 if (gp == ps) { 5644 origPermissions = new HashSet<String>(gp.grantedPermissions); 5645 gp.grantedPermissions.clear(); 5646 gp.gids = mGlobalGids; 5647 } 5648 } 5649 5650 if (gp.gids == null) { 5651 gp.gids = mGlobalGids; 5652 } 5653 5654 final int N = pkg.requestedPermissions.size(); 5655 for (int i=0; i<N; i++) { 5656 final String name = pkg.requestedPermissions.get(i); 5657 final boolean required = pkg.requestedPermissionsRequired.get(i); 5658 final BasePermission bp = mSettings.mPermissions.get(name); 5659 if (DEBUG_INSTALL) { 5660 if (gp != ps) { 5661 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 5662 } 5663 } 5664 5665 if (bp == null || bp.packageSetting == null) { 5666 Slog.w(TAG, "Unknown permission " + name 5667 + " in package " + pkg.packageName); 5668 continue; 5669 } 5670 5671 final String perm = bp.name; 5672 boolean allowed; 5673 boolean allowedSig = false; 5674 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 5675 if (level == PermissionInfo.PROTECTION_NORMAL 5676 || level == PermissionInfo.PROTECTION_DANGEROUS) { 5677 // We grant a normal or dangerous permission if any of the following 5678 // are true: 5679 // 1) The permission is required 5680 // 2) The permission is optional, but was granted in the past 5681 // 3) The permission is optional, but was requested by an 5682 // app in /system (not /data) 5683 // 5684 // Otherwise, reject the permission. 5685 allowed = (required || origPermissions.contains(perm) 5686 || (isSystemApp(ps) && !isUpdatedSystemApp(ps))); 5687 } else if (bp.packageSetting == null) { 5688 // This permission is invalid; skip it. 5689 allowed = false; 5690 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 5691 allowed = grantSignaturePermission(perm, pkg, bp, origPermissions); 5692 if (allowed) { 5693 allowedSig = true; 5694 } 5695 } else { 5696 allowed = false; 5697 } 5698 if (DEBUG_INSTALL) { 5699 if (gp != ps) { 5700 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 5701 } 5702 } 5703 if (allowed) { 5704 if (!isSystemApp(ps) && ps.permissionsFixed) { 5705 // If this is an existing, non-system package, then 5706 // we can't add any new permissions to it. 5707 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 5708 // Except... if this is a permission that was added 5709 // to the platform (note: need to only do this when 5710 // updating the platform). 5711 allowed = isNewPlatformPermissionForPackage(perm, pkg); 5712 } 5713 } 5714 if (allowed) { 5715 if (!gp.grantedPermissions.contains(perm)) { 5716 changedPermission = true; 5717 gp.grantedPermissions.add(perm); 5718 gp.gids = appendInts(gp.gids, bp.gids); 5719 } else if (!ps.haveGids) { 5720 gp.gids = appendInts(gp.gids, bp.gids); 5721 } 5722 } else { 5723 Slog.w(TAG, "Not granting permission " + perm 5724 + " to package " + pkg.packageName 5725 + " because it was previously installed without"); 5726 } 5727 } else { 5728 if (gp.grantedPermissions.remove(perm)) { 5729 changedPermission = true; 5730 gp.gids = removeInts(gp.gids, bp.gids); 5731 Slog.i(TAG, "Un-granting permission " + perm 5732 + " from package " + pkg.packageName 5733 + " (protectionLevel=" + bp.protectionLevel 5734 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5735 + ")"); 5736 } else { 5737 Slog.w(TAG, "Not granting permission " + perm 5738 + " to package " + pkg.packageName 5739 + " (protectionLevel=" + bp.protectionLevel 5740 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 5741 + ")"); 5742 } 5743 } 5744 } 5745 5746 if ((changedPermission || replace) && !ps.permissionsFixed && 5747 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 5748 // This is the first that we have heard about this package, so the 5749 // permissions we have now selected are fixed until explicitly 5750 // changed. 5751 ps.permissionsFixed = true; 5752 } 5753 ps.haveGids = true; 5754 } 5755 5756 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 5757 boolean allowed = false; 5758 final int NP = PackageParser.NEW_PERMISSIONS.length; 5759 for (int ip=0; ip<NP; ip++) { 5760 final PackageParser.NewPermissionInfo npi 5761 = PackageParser.NEW_PERMISSIONS[ip]; 5762 if (npi.name.equals(perm) 5763 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 5764 allowed = true; 5765 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 5766 + pkg.packageName); 5767 break; 5768 } 5769 } 5770 return allowed; 5771 } 5772 5773 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 5774 BasePermission bp, HashSet<String> origPermissions) { 5775 boolean allowed; 5776 allowed = (compareSignatures( 5777 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 5778 == PackageManager.SIGNATURE_MATCH) 5779 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 5780 == PackageManager.SIGNATURE_MATCH); 5781 if (!allowed && (bp.protectionLevel 5782 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 5783 if (isSystemApp(pkg)) { 5784 // For updated system applications, a system permission 5785 // is granted only if it had been defined by the original application. 5786 if (isUpdatedSystemApp(pkg)) { 5787 final PackageSetting sysPs = mSettings 5788 .getDisabledSystemPkgLPr(pkg.packageName); 5789 final GrantedPermissions origGp = sysPs.sharedUser != null 5790 ? sysPs.sharedUser : sysPs; 5791 5792 if (origGp.grantedPermissions.contains(perm)) { 5793 // If the original was granted this permission, we take 5794 // that grant decision as read and propagate it to the 5795 // update. 5796 allowed = true; 5797 } else { 5798 // The system apk may have been updated with an older 5799 // version of the one on the data partition, but which 5800 // granted a new system permission that it didn't have 5801 // before. In this case we do want to allow the app to 5802 // now get the new permission if the ancestral apk is 5803 // privileged to get it. 5804 if (sysPs.pkg != null && sysPs.isPrivileged()) { 5805 for (int j=0; 5806 j<sysPs.pkg.requestedPermissions.size(); j++) { 5807 if (perm.equals( 5808 sysPs.pkg.requestedPermissions.get(j))) { 5809 allowed = true; 5810 break; 5811 } 5812 } 5813 } 5814 } 5815 } else { 5816 allowed = isPrivilegedApp(pkg); 5817 } 5818 } 5819 } 5820 if (!allowed && (bp.protectionLevel 5821 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 5822 // For development permissions, a development permission 5823 // is granted only if it was already granted. 5824 allowed = origPermissions.contains(perm); 5825 } 5826 return allowed; 5827 } 5828 5829 final class ActivityIntentResolver 5830 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 5831 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5832 boolean defaultOnly, int userId) { 5833 if (!sUserManager.exists(userId)) return null; 5834 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5835 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5836 } 5837 5838 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5839 int userId) { 5840 if (!sUserManager.exists(userId)) return null; 5841 mFlags = flags; 5842 return super.queryIntent(intent, resolvedType, 5843 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5844 } 5845 5846 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5847 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 5848 if (!sUserManager.exists(userId)) return null; 5849 if (packageActivities == null) { 5850 return null; 5851 } 5852 mFlags = flags; 5853 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5854 final int N = packageActivities.size(); 5855 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 5856 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 5857 5858 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 5859 for (int i = 0; i < N; ++i) { 5860 intentFilters = packageActivities.get(i).intents; 5861 if (intentFilters != null && intentFilters.size() > 0) { 5862 PackageParser.ActivityIntentInfo[] array = 5863 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 5864 intentFilters.toArray(array); 5865 listCut.add(array); 5866 } 5867 } 5868 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5869 } 5870 5871 public final void addActivity(PackageParser.Activity a, String type) { 5872 final boolean systemApp = isSystemApp(a.info.applicationInfo); 5873 mActivities.put(a.getComponentName(), a); 5874 if (DEBUG_SHOW_INFO) 5875 Log.v( 5876 TAG, " " + type + " " + 5877 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 5878 if (DEBUG_SHOW_INFO) 5879 Log.v(TAG, " Class=" + a.info.name); 5880 final int NI = a.intents.size(); 5881 for (int j=0; j<NI; j++) { 5882 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5883 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 5884 intent.setPriority(0); 5885 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 5886 + a.className + " with priority > 0, forcing to 0"); 5887 } 5888 if (DEBUG_SHOW_INFO) { 5889 Log.v(TAG, " IntentFilter:"); 5890 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5891 } 5892 if (!intent.debugCheck()) { 5893 Log.w(TAG, "==> For Activity " + a.info.name); 5894 } 5895 addFilter(intent); 5896 } 5897 } 5898 5899 public final void removeActivity(PackageParser.Activity a, String type) { 5900 mActivities.remove(a.getComponentName()); 5901 if (DEBUG_SHOW_INFO) { 5902 Log.v(TAG, " " + type + " " 5903 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 5904 : a.info.name) + ":"); 5905 Log.v(TAG, " Class=" + a.info.name); 5906 } 5907 final int NI = a.intents.size(); 5908 for (int j=0; j<NI; j++) { 5909 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5910 if (DEBUG_SHOW_INFO) { 5911 Log.v(TAG, " IntentFilter:"); 5912 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5913 } 5914 removeFilter(intent); 5915 } 5916 } 5917 5918 @Override 5919 protected boolean allowFilterResult( 5920 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 5921 ActivityInfo filterAi = filter.activity.info; 5922 for (int i=dest.size()-1; i>=0; i--) { 5923 ActivityInfo destAi = dest.get(i).activityInfo; 5924 if (destAi.name == filterAi.name 5925 && destAi.packageName == filterAi.packageName) { 5926 return false; 5927 } 5928 } 5929 return true; 5930 } 5931 5932 @Override 5933 protected ActivityIntentInfo[] newArray(int size) { 5934 return new ActivityIntentInfo[size]; 5935 } 5936 5937 @Override 5938 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 5939 if (!sUserManager.exists(userId)) return true; 5940 PackageParser.Package p = filter.activity.owner; 5941 if (p != null) { 5942 PackageSetting ps = (PackageSetting)p.mExtras; 5943 if (ps != null) { 5944 // System apps are never considered stopped for purposes of 5945 // filtering, because there may be no way for the user to 5946 // actually re-launch them. 5947 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 5948 && ps.getStopped(userId); 5949 } 5950 } 5951 return false; 5952 } 5953 5954 @Override 5955 protected boolean isPackageForFilter(String packageName, 5956 PackageParser.ActivityIntentInfo info) { 5957 return packageName.equals(info.activity.owner.packageName); 5958 } 5959 5960 @Override 5961 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 5962 int match, int userId) { 5963 if (!sUserManager.exists(userId)) return null; 5964 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 5965 return null; 5966 } 5967 final PackageParser.Activity activity = info.activity; 5968 if (mSafeMode && (activity.info.applicationInfo.flags 5969 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5970 return null; 5971 } 5972 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 5973 if (ps == null) { 5974 return null; 5975 } 5976 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 5977 ps.readUserState(userId), userId); 5978 if (ai == null) { 5979 return null; 5980 } 5981 final ResolveInfo res = new ResolveInfo(); 5982 res.activityInfo = ai; 5983 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5984 res.filter = info; 5985 } 5986 res.priority = info.getPriority(); 5987 res.preferredOrder = activity.owner.mPreferredOrder; 5988 //System.out.println("Result: " + res.activityInfo.className + 5989 // " = " + res.priority); 5990 res.match = match; 5991 res.isDefault = info.hasDefault; 5992 res.labelRes = info.labelRes; 5993 res.nonLocalizedLabel = info.nonLocalizedLabel; 5994 res.icon = info.icon; 5995 res.system = isSystemApp(res.activityInfo.applicationInfo); 5996 return res; 5997 } 5998 5999 @Override 6000 protected void sortResults(List<ResolveInfo> results) { 6001 Collections.sort(results, mResolvePrioritySorter); 6002 } 6003 6004 @Override 6005 protected void dumpFilter(PrintWriter out, String prefix, 6006 PackageParser.ActivityIntentInfo filter) { 6007 out.print(prefix); out.print( 6008 Integer.toHexString(System.identityHashCode(filter.activity))); 6009 out.print(' '); 6010 filter.activity.printComponentShortName(out); 6011 out.print(" filter "); 6012 out.println(Integer.toHexString(System.identityHashCode(filter))); 6013 } 6014 6015// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6016// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6017// final List<ResolveInfo> retList = Lists.newArrayList(); 6018// while (i.hasNext()) { 6019// final ResolveInfo resolveInfo = i.next(); 6020// if (isEnabledLP(resolveInfo.activityInfo)) { 6021// retList.add(resolveInfo); 6022// } 6023// } 6024// return retList; 6025// } 6026 6027 // Keys are String (activity class name), values are Activity. 6028 private final HashMap<ComponentName, PackageParser.Activity> mActivities 6029 = new HashMap<ComponentName, PackageParser.Activity>(); 6030 private int mFlags; 6031 } 6032 6033 private final class ServiceIntentResolver 6034 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 6035 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6036 boolean defaultOnly, int userId) { 6037 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6038 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6039 } 6040 6041 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6042 int userId) { 6043 if (!sUserManager.exists(userId)) return null; 6044 mFlags = flags; 6045 return super.queryIntent(intent, resolvedType, 6046 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6047 } 6048 6049 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6050 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 6051 if (!sUserManager.exists(userId)) return null; 6052 if (packageServices == null) { 6053 return null; 6054 } 6055 mFlags = flags; 6056 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 6057 final int N = packageServices.size(); 6058 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 6059 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 6060 6061 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 6062 for (int i = 0; i < N; ++i) { 6063 intentFilters = packageServices.get(i).intents; 6064 if (intentFilters != null && intentFilters.size() > 0) { 6065 PackageParser.ServiceIntentInfo[] array = 6066 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 6067 intentFilters.toArray(array); 6068 listCut.add(array); 6069 } 6070 } 6071 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6072 } 6073 6074 public final void addService(PackageParser.Service s) { 6075 mServices.put(s.getComponentName(), s); 6076 if (DEBUG_SHOW_INFO) { 6077 Log.v(TAG, " " 6078 + (s.info.nonLocalizedLabel != null 6079 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6080 Log.v(TAG, " Class=" + s.info.name); 6081 } 6082 final int NI = s.intents.size(); 6083 int j; 6084 for (j=0; j<NI; j++) { 6085 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6086 if (DEBUG_SHOW_INFO) { 6087 Log.v(TAG, " IntentFilter:"); 6088 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6089 } 6090 if (!intent.debugCheck()) { 6091 Log.w(TAG, "==> For Service " + s.info.name); 6092 } 6093 addFilter(intent); 6094 } 6095 } 6096 6097 public final void removeService(PackageParser.Service s) { 6098 mServices.remove(s.getComponentName()); 6099 if (DEBUG_SHOW_INFO) { 6100 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 6101 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 6102 Log.v(TAG, " Class=" + s.info.name); 6103 } 6104 final int NI = s.intents.size(); 6105 int j; 6106 for (j=0; j<NI; j++) { 6107 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 6108 if (DEBUG_SHOW_INFO) { 6109 Log.v(TAG, " IntentFilter:"); 6110 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6111 } 6112 removeFilter(intent); 6113 } 6114 } 6115 6116 @Override 6117 protected boolean allowFilterResult( 6118 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 6119 ServiceInfo filterSi = filter.service.info; 6120 for (int i=dest.size()-1; i>=0; i--) { 6121 ServiceInfo destAi = dest.get(i).serviceInfo; 6122 if (destAi.name == filterSi.name 6123 && destAi.packageName == filterSi.packageName) { 6124 return false; 6125 } 6126 } 6127 return true; 6128 } 6129 6130 @Override 6131 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 6132 return new PackageParser.ServiceIntentInfo[size]; 6133 } 6134 6135 @Override 6136 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 6137 if (!sUserManager.exists(userId)) return true; 6138 PackageParser.Package p = filter.service.owner; 6139 if (p != null) { 6140 PackageSetting ps = (PackageSetting)p.mExtras; 6141 if (ps != null) { 6142 // System apps are never considered stopped for purposes of 6143 // filtering, because there may be no way for the user to 6144 // actually re-launch them. 6145 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6146 && ps.getStopped(userId); 6147 } 6148 } 6149 return false; 6150 } 6151 6152 @Override 6153 protected boolean isPackageForFilter(String packageName, 6154 PackageParser.ServiceIntentInfo info) { 6155 return packageName.equals(info.service.owner.packageName); 6156 } 6157 6158 @Override 6159 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 6160 int match, int userId) { 6161 if (!sUserManager.exists(userId)) return null; 6162 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 6163 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 6164 return null; 6165 } 6166 final PackageParser.Service service = info.service; 6167 if (mSafeMode && (service.info.applicationInfo.flags 6168 &ApplicationInfo.FLAG_SYSTEM) == 0) { 6169 return null; 6170 } 6171 PackageSetting ps = (PackageSetting) service.owner.mExtras; 6172 if (ps == null) { 6173 return null; 6174 } 6175 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 6176 ps.readUserState(userId), userId); 6177 if (si == null) { 6178 return null; 6179 } 6180 final ResolveInfo res = new ResolveInfo(); 6181 res.serviceInfo = si; 6182 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 6183 res.filter = filter; 6184 } 6185 res.priority = info.getPriority(); 6186 res.preferredOrder = service.owner.mPreferredOrder; 6187 //System.out.println("Result: " + res.activityInfo.className + 6188 // " = " + res.priority); 6189 res.match = match; 6190 res.isDefault = info.hasDefault; 6191 res.labelRes = info.labelRes; 6192 res.nonLocalizedLabel = info.nonLocalizedLabel; 6193 res.icon = info.icon; 6194 res.system = isSystemApp(res.serviceInfo.applicationInfo); 6195 return res; 6196 } 6197 6198 @Override 6199 protected void sortResults(List<ResolveInfo> results) { 6200 Collections.sort(results, mResolvePrioritySorter); 6201 } 6202 6203 @Override 6204 protected void dumpFilter(PrintWriter out, String prefix, 6205 PackageParser.ServiceIntentInfo filter) { 6206 out.print(prefix); out.print( 6207 Integer.toHexString(System.identityHashCode(filter.service))); 6208 out.print(' '); 6209 filter.service.printComponentShortName(out); 6210 out.print(" filter "); 6211 out.println(Integer.toHexString(System.identityHashCode(filter))); 6212 } 6213 6214// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 6215// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 6216// final List<ResolveInfo> retList = Lists.newArrayList(); 6217// while (i.hasNext()) { 6218// final ResolveInfo resolveInfo = (ResolveInfo) i; 6219// if (isEnabledLP(resolveInfo.serviceInfo)) { 6220// retList.add(resolveInfo); 6221// } 6222// } 6223// return retList; 6224// } 6225 6226 // Keys are String (activity class name), values are Activity. 6227 private final HashMap<ComponentName, PackageParser.Service> mServices 6228 = new HashMap<ComponentName, PackageParser.Service>(); 6229 private int mFlags; 6230 }; 6231 6232 private final class ProviderIntentResolver 6233 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 6234 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 6235 boolean defaultOnly, int userId) { 6236 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 6237 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 6238 } 6239 6240 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 6241 int userId) { 6242 if (!sUserManager.exists(userId)) 6243 return null; 6244 mFlags = flags; 6245 return super.queryIntent(intent, resolvedType, 6246 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 6247 } 6248 6249 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 6250 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 6251 if (!sUserManager.exists(userId)) 6252 return null; 6253 if (packageProviders == null) { 6254 return null; 6255 } 6256 mFlags = flags; 6257 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 6258 final int N = packageProviders.size(); 6259 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 6260 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 6261 6262 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 6263 for (int i = 0; i < N; ++i) { 6264 intentFilters = packageProviders.get(i).intents; 6265 if (intentFilters != null && intentFilters.size() > 0) { 6266 PackageParser.ProviderIntentInfo[] array = 6267 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 6268 intentFilters.toArray(array); 6269 listCut.add(array); 6270 } 6271 } 6272 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 6273 } 6274 6275 public final void addProvider(PackageParser.Provider p) { 6276 mProviders.put(p.getComponentName(), p); 6277 if (DEBUG_SHOW_INFO) { 6278 Log.v(TAG, " " 6279 + (p.info.nonLocalizedLabel != null 6280 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6281 Log.v(TAG, " Class=" + p.info.name); 6282 } 6283 final int NI = p.intents.size(); 6284 int j; 6285 for (j = 0; j < NI; j++) { 6286 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6287 if (DEBUG_SHOW_INFO) { 6288 Log.v(TAG, " IntentFilter:"); 6289 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6290 } 6291 if (!intent.debugCheck()) { 6292 Log.w(TAG, "==> For Provider " + p.info.name); 6293 } 6294 addFilter(intent); 6295 } 6296 } 6297 6298 public final void removeProvider(PackageParser.Provider p) { 6299 mProviders.remove(p.getComponentName()); 6300 if (DEBUG_SHOW_INFO) { 6301 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 6302 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 6303 Log.v(TAG, " Class=" + p.info.name); 6304 } 6305 final int NI = p.intents.size(); 6306 int j; 6307 for (j = 0; j < NI; j++) { 6308 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 6309 if (DEBUG_SHOW_INFO) { 6310 Log.v(TAG, " IntentFilter:"); 6311 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 6312 } 6313 removeFilter(intent); 6314 } 6315 } 6316 6317 @Override 6318 protected boolean allowFilterResult( 6319 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 6320 ProviderInfo filterPi = filter.provider.info; 6321 for (int i = dest.size() - 1; i >= 0; i--) { 6322 ProviderInfo destPi = dest.get(i).providerInfo; 6323 if (destPi.name == filterPi.name 6324 && destPi.packageName == filterPi.packageName) { 6325 return false; 6326 } 6327 } 6328 return true; 6329 } 6330 6331 @Override 6332 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 6333 return new PackageParser.ProviderIntentInfo[size]; 6334 } 6335 6336 @Override 6337 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 6338 if (!sUserManager.exists(userId)) 6339 return true; 6340 PackageParser.Package p = filter.provider.owner; 6341 if (p != null) { 6342 PackageSetting ps = (PackageSetting) p.mExtras; 6343 if (ps != null) { 6344 // System apps are never considered stopped for purposes of 6345 // filtering, because there may be no way for the user to 6346 // actually re-launch them. 6347 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 6348 && ps.getStopped(userId); 6349 } 6350 } 6351 return false; 6352 } 6353 6354 @Override 6355 protected boolean isPackageForFilter(String packageName, 6356 PackageParser.ProviderIntentInfo info) { 6357 return packageName.equals(info.provider.owner.packageName); 6358 } 6359 6360 @Override 6361 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 6362 int match, int userId) { 6363 if (!sUserManager.exists(userId)) 6364 return null; 6365 final PackageParser.ProviderIntentInfo info = filter; 6366 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 6367 return null; 6368 } 6369 final PackageParser.Provider provider = info.provider; 6370 if (mSafeMode && (provider.info.applicationInfo.flags 6371 & ApplicationInfo.FLAG_SYSTEM) == 0) { 6372 return null; 6373 } 6374 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 6375 if (ps == null) { 6376 return null; 6377 } 6378 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 6379 ps.readUserState(userId), userId); 6380 if (pi == null) { 6381 return null; 6382 } 6383 final ResolveInfo res = new ResolveInfo(); 6384 res.providerInfo = pi; 6385 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 6386 res.filter = filter; 6387 } 6388 res.priority = info.getPriority(); 6389 res.preferredOrder = provider.owner.mPreferredOrder; 6390 res.match = match; 6391 res.isDefault = info.hasDefault; 6392 res.labelRes = info.labelRes; 6393 res.nonLocalizedLabel = info.nonLocalizedLabel; 6394 res.icon = info.icon; 6395 res.system = isSystemApp(res.providerInfo.applicationInfo); 6396 return res; 6397 } 6398 6399 @Override 6400 protected void sortResults(List<ResolveInfo> results) { 6401 Collections.sort(results, mResolvePrioritySorter); 6402 } 6403 6404 @Override 6405 protected void dumpFilter(PrintWriter out, String prefix, 6406 PackageParser.ProviderIntentInfo filter) { 6407 out.print(prefix); 6408 out.print( 6409 Integer.toHexString(System.identityHashCode(filter.provider))); 6410 out.print(' '); 6411 filter.provider.printComponentShortName(out); 6412 out.print(" filter "); 6413 out.println(Integer.toHexString(System.identityHashCode(filter))); 6414 } 6415 6416 private final HashMap<ComponentName, PackageParser.Provider> mProviders 6417 = new HashMap<ComponentName, PackageParser.Provider>(); 6418 private int mFlags; 6419 }; 6420 6421 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 6422 new Comparator<ResolveInfo>() { 6423 public int compare(ResolveInfo r1, ResolveInfo r2) { 6424 int v1 = r1.priority; 6425 int v2 = r2.priority; 6426 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 6427 if (v1 != v2) { 6428 return (v1 > v2) ? -1 : 1; 6429 } 6430 v1 = r1.preferredOrder; 6431 v2 = r2.preferredOrder; 6432 if (v1 != v2) { 6433 return (v1 > v2) ? -1 : 1; 6434 } 6435 if (r1.isDefault != r2.isDefault) { 6436 return r1.isDefault ? -1 : 1; 6437 } 6438 v1 = r1.match; 6439 v2 = r2.match; 6440 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 6441 if (v1 != v2) { 6442 return (v1 > v2) ? -1 : 1; 6443 } 6444 if (r1.system != r2.system) { 6445 return r1.system ? -1 : 1; 6446 } 6447 return 0; 6448 } 6449 }; 6450 6451 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 6452 new Comparator<ProviderInfo>() { 6453 public int compare(ProviderInfo p1, ProviderInfo p2) { 6454 final int v1 = p1.initOrder; 6455 final int v2 = p2.initOrder; 6456 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 6457 } 6458 }; 6459 6460 static final void sendPackageBroadcast(String action, String pkg, 6461 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 6462 int[] userIds) { 6463 IActivityManager am = ActivityManagerNative.getDefault(); 6464 if (am != null) { 6465 try { 6466 if (userIds == null) { 6467 userIds = am.getRunningUserIds(); 6468 } 6469 for (int id : userIds) { 6470 final Intent intent = new Intent(action, 6471 pkg != null ? Uri.fromParts("package", pkg, null) : null); 6472 if (extras != null) { 6473 intent.putExtras(extras); 6474 } 6475 if (targetPkg != null) { 6476 intent.setPackage(targetPkg); 6477 } 6478 // Modify the UID when posting to other users 6479 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 6480 if (uid > 0 && UserHandle.getUserId(uid) != id) { 6481 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 6482 intent.putExtra(Intent.EXTRA_UID, uid); 6483 } 6484 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 6485 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 6486 if (DEBUG_BROADCASTS) { 6487 RuntimeException here = new RuntimeException("here"); 6488 here.fillInStackTrace(); 6489 Slog.d(TAG, "Sending to user " + id + ": " 6490 + intent.toShortString(false, true, false, false) 6491 + " " + intent.getExtras(), here); 6492 } 6493 am.broadcastIntent(null, intent, null, finishedReceiver, 6494 0, null, null, null, android.app.AppOpsManager.OP_NONE, 6495 finishedReceiver != null, false, id); 6496 } 6497 } catch (RemoteException ex) { 6498 } 6499 } 6500 } 6501 6502 /** 6503 * Check if the external storage media is available. This is true if there 6504 * is a mounted external storage medium or if the external storage is 6505 * emulated. 6506 */ 6507 private boolean isExternalMediaAvailable() { 6508 return mMediaMounted || Environment.isExternalStorageEmulated(); 6509 } 6510 6511 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 6512 // writer 6513 synchronized (mPackages) { 6514 if (!isExternalMediaAvailable()) { 6515 // If the external storage is no longer mounted at this point, 6516 // the caller may not have been able to delete all of this 6517 // packages files and can not delete any more. Bail. 6518 return null; 6519 } 6520 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 6521 if (lastPackage != null) { 6522 pkgs.remove(lastPackage); 6523 } 6524 if (pkgs.size() > 0) { 6525 return pkgs.get(0); 6526 } 6527 } 6528 return null; 6529 } 6530 6531 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 6532 if (false) { 6533 RuntimeException here = new RuntimeException("here"); 6534 here.fillInStackTrace(); 6535 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 6536 + " andCode=" + andCode, here); 6537 } 6538 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 6539 userId, andCode ? 1 : 0, packageName)); 6540 } 6541 6542 void startCleaningPackages() { 6543 // reader 6544 synchronized (mPackages) { 6545 if (!isExternalMediaAvailable()) { 6546 return; 6547 } 6548 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 6549 return; 6550 } 6551 } 6552 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 6553 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 6554 IActivityManager am = ActivityManagerNative.getDefault(); 6555 if (am != null) { 6556 try { 6557 am.startService(null, intent, null, UserHandle.USER_OWNER); 6558 } catch (RemoteException e) { 6559 } 6560 } 6561 } 6562 6563 private final class AppDirObserver extends FileObserver { 6564 public AppDirObserver(String path, int mask, boolean isrom, boolean isPrivileged) { 6565 super(path, mask); 6566 mRootDir = path; 6567 mIsRom = isrom; 6568 mIsPrivileged = isPrivileged; 6569 } 6570 6571 public void onEvent(int event, String path) { 6572 String removedPackage = null; 6573 int removedAppId = -1; 6574 int[] removedUsers = null; 6575 String addedPackage = null; 6576 int addedAppId = -1; 6577 int[] addedUsers = null; 6578 6579 // TODO post a message to the handler to obtain serial ordering 6580 synchronized (mInstallLock) { 6581 String fullPathStr = null; 6582 File fullPath = null; 6583 if (path != null) { 6584 fullPath = new File(mRootDir, path); 6585 fullPathStr = fullPath.getPath(); 6586 } 6587 6588 if (DEBUG_APP_DIR_OBSERVER) 6589 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 6590 6591 if (!isPackageFilename(path)) { 6592 if (DEBUG_APP_DIR_OBSERVER) 6593 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 6594 return; 6595 } 6596 6597 // Ignore packages that are being installed or 6598 // have just been installed. 6599 if (ignoreCodePath(fullPathStr)) { 6600 return; 6601 } 6602 PackageParser.Package p = null; 6603 PackageSetting ps = null; 6604 // reader 6605 synchronized (mPackages) { 6606 p = mAppDirs.get(fullPathStr); 6607 if (p != null) { 6608 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 6609 if (ps != null) { 6610 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 6611 } else { 6612 removedUsers = sUserManager.getUserIds(); 6613 } 6614 } 6615 addedUsers = sUserManager.getUserIds(); 6616 } 6617 if ((event&REMOVE_EVENTS) != 0) { 6618 if (ps != null) { 6619 if (DEBUG_REMOVE) Slog.d(TAG, "Package disappeared: " + ps); 6620 removePackageLI(ps, true); 6621 removedPackage = ps.name; 6622 removedAppId = ps.appId; 6623 } 6624 } 6625 6626 if ((event&ADD_EVENTS) != 0) { 6627 if (p == null) { 6628 if (DEBUG_INSTALL) Slog.d(TAG, "New file appeared: " + fullPath); 6629 int flags = PackageParser.PARSE_CHATTY | PackageParser.PARSE_MUST_BE_APK; 6630 if (mIsRom) { 6631 flags |= PackageParser.PARSE_IS_SYSTEM 6632 | PackageParser.PARSE_IS_SYSTEM_DIR; 6633 if (mIsPrivileged) { 6634 flags |= PackageParser.PARSE_IS_PRIVILEGED; 6635 } 6636 } 6637 p = scanPackageLI(fullPath, flags, 6638 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 6639 System.currentTimeMillis(), UserHandle.ALL); 6640 if (p != null) { 6641 /* 6642 * TODO this seems dangerous as the package may have 6643 * changed since we last acquired the mPackages 6644 * lock. 6645 */ 6646 // writer 6647 synchronized (mPackages) { 6648 updatePermissionsLPw(p.packageName, p, 6649 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 6650 } 6651 addedPackage = p.applicationInfo.packageName; 6652 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 6653 } 6654 } 6655 } 6656 6657 // reader 6658 synchronized (mPackages) { 6659 mSettings.writeLPr(); 6660 } 6661 } 6662 6663 if (removedPackage != null) { 6664 Bundle extras = new Bundle(1); 6665 extras.putInt(Intent.EXTRA_UID, removedAppId); 6666 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 6667 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 6668 extras, null, null, removedUsers); 6669 } 6670 if (addedPackage != null) { 6671 Bundle extras = new Bundle(1); 6672 extras.putInt(Intent.EXTRA_UID, addedAppId); 6673 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 6674 extras, null, null, addedUsers); 6675 } 6676 } 6677 6678 private final String mRootDir; 6679 private final boolean mIsRom; 6680 private final boolean mIsPrivileged; 6681 } 6682 6683 /* Called when a downloaded package installation has been confirmed by the user */ 6684 public void installPackage( 6685 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 6686 installPackage(packageURI, observer, flags, null); 6687 } 6688 6689 /* Called when a downloaded package installation has been confirmed by the user */ 6690 public void installPackage( 6691 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 6692 final String installerPackageName) { 6693 installPackageWithVerification(packageURI, observer, flags, installerPackageName, null, 6694 null, null); 6695 } 6696 6697 @Override 6698 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 6699 int flags, String installerPackageName, Uri verificationURI, 6700 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 6701 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 6702 VerificationParams.NO_UID, manifestDigest); 6703 installPackageWithVerificationAndEncryption(packageURI, observer, flags, 6704 installerPackageName, verificationParams, encryptionParams); 6705 } 6706 6707 public void installPackageWithVerificationAndEncryption(Uri packageURI, 6708 IPackageInstallObserver observer, int flags, String installerPackageName, 6709 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 6710 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6711 null); 6712 6713 final int uid = Binder.getCallingUid(); 6714 if (isUserRestricted(UserHandle.getUserId(uid), UserManager.DISALLOW_INSTALL_APPS)) { 6715 try { 6716 observer.packageInstalled("", PackageManager.INSTALL_FAILED_USER_RESTRICTED); 6717 } catch (RemoteException re) { 6718 } 6719 return; 6720 } 6721 6722 UserHandle user; 6723 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 6724 user = UserHandle.ALL; 6725 } else { 6726 user = new UserHandle(UserHandle.getUserId(uid)); 6727 } 6728 6729 final int filteredFlags; 6730 6731 if (uid == Process.SHELL_UID || uid == 0) { 6732 if (DEBUG_INSTALL) { 6733 Slog.v(TAG, "Install from ADB"); 6734 } 6735 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 6736 } else { 6737 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 6738 } 6739 6740 verificationParams.setInstallerUid(uid); 6741 6742 final Message msg = mHandler.obtainMessage(INIT_COPY); 6743 msg.obj = new InstallParams(packageURI, observer, filteredFlags, installerPackageName, 6744 verificationParams, encryptionParams, user); 6745 mHandler.sendMessage(msg); 6746 } 6747 6748 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 6749 Bundle extras = new Bundle(1); 6750 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 6751 6752 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 6753 packageName, extras, null, null, new int[] {userId}); 6754 try { 6755 IActivityManager am = ActivityManagerNative.getDefault(); 6756 final boolean isSystem = 6757 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 6758 if (isSystem && am.isUserRunning(userId, false)) { 6759 // The just-installed/enabled app is bundled on the system, so presumed 6760 // to be able to run automatically without needing an explicit launch. 6761 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 6762 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 6763 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 6764 .setPackage(packageName); 6765 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 6766 android.app.AppOpsManager.OP_NONE, false, false, userId); 6767 } 6768 } catch (RemoteException e) { 6769 // shouldn't happen 6770 Slog.w(TAG, "Unable to bootstrap installed package", e); 6771 } 6772 } 6773 6774 @Override 6775 public boolean setApplicationBlockedSettingAsUser(String packageName, boolean blocked, 6776 int userId) { 6777 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 6778 PackageSetting pkgSetting; 6779 final int uid = Binder.getCallingUid(); 6780 if (UserHandle.getUserId(uid) != userId) { 6781 mContext.enforceCallingOrSelfPermission( 6782 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 6783 "setApplicationBlockedSetting for user " + userId); 6784 } 6785 6786 if (blocked && isPackageDeviceAdmin(packageName, userId)) { 6787 Slog.w(TAG, "Not blocking package " + packageName + ": has active device admin"); 6788 return false; 6789 } 6790 6791 long callingId = Binder.clearCallingIdentity(); 6792 try { 6793 boolean sendAdded = false; 6794 boolean sendRemoved = false; 6795 // writer 6796 synchronized (mPackages) { 6797 pkgSetting = mSettings.mPackages.get(packageName); 6798 if (pkgSetting == null) { 6799 return false; 6800 } 6801 if (pkgSetting.getBlocked(userId) != blocked) { 6802 pkgSetting.setBlocked(blocked, userId); 6803 mSettings.writePackageRestrictionsLPr(userId); 6804 if (blocked) { 6805 sendRemoved = true; 6806 } else { 6807 sendAdded = true; 6808 } 6809 } 6810 } 6811 if (sendAdded) { 6812 sendPackageAddedForUser(packageName, pkgSetting, userId); 6813 return true; 6814 } 6815 if (sendRemoved) { 6816 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 6817 "blocking pkg"); 6818 sendPackageBlockedForUser(packageName, pkgSetting, userId); 6819 } 6820 } finally { 6821 Binder.restoreCallingIdentity(callingId); 6822 } 6823 return false; 6824 } 6825 6826 private void sendPackageBlockedForUser(String packageName, PackageSetting pkgSetting, 6827 int userId) { 6828 final PackageRemovedInfo info = new PackageRemovedInfo(); 6829 info.removedPackage = packageName; 6830 info.removedUsers = new int[] {userId}; 6831 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 6832 info.sendBroadcast(false, false, false); 6833 } 6834 6835 /** 6836 * Returns true if application is not found or there was an error. Otherwise it returns 6837 * the blocked state of the package for the given user. 6838 */ 6839 @Override 6840 public boolean getApplicationBlockedSettingAsUser(String packageName, int userId) { 6841 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 6842 PackageSetting pkgSetting; 6843 final int uid = Binder.getCallingUid(); 6844 if (UserHandle.getUserId(uid) != userId) { 6845 mContext.enforceCallingPermission( 6846 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 6847 "getApplicationBlocked for user " + userId); 6848 } 6849 long callingId = Binder.clearCallingIdentity(); 6850 try { 6851 // writer 6852 synchronized (mPackages) { 6853 pkgSetting = mSettings.mPackages.get(packageName); 6854 if (pkgSetting == null) { 6855 return true; 6856 } 6857 return pkgSetting.getBlocked(userId); 6858 } 6859 } finally { 6860 Binder.restoreCallingIdentity(callingId); 6861 } 6862 } 6863 6864 /** 6865 * @hide 6866 */ 6867 @Override 6868 public int installExistingPackageAsUser(String packageName, int userId) { 6869 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 6870 null); 6871 PackageSetting pkgSetting; 6872 final int uid = Binder.getCallingUid(); 6873 if (UserHandle.getUserId(uid) != userId) { 6874 mContext.enforceCallingPermission( 6875 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 6876 "installExistingPackage for user " + userId); 6877 } 6878 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 6879 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 6880 } 6881 6882 long callingId = Binder.clearCallingIdentity(); 6883 try { 6884 boolean sendAdded = false; 6885 Bundle extras = new Bundle(1); 6886 6887 // writer 6888 synchronized (mPackages) { 6889 pkgSetting = mSettings.mPackages.get(packageName); 6890 if (pkgSetting == null) { 6891 return PackageManager.INSTALL_FAILED_INVALID_URI; 6892 } 6893 if (!pkgSetting.getInstalled(userId)) { 6894 pkgSetting.setInstalled(true, userId); 6895 pkgSetting.setBlocked(false, userId); 6896 mSettings.writePackageRestrictionsLPr(userId); 6897 sendAdded = true; 6898 } 6899 } 6900 6901 if (sendAdded) { 6902 sendPackageAddedForUser(packageName, pkgSetting, userId); 6903 } 6904 } finally { 6905 Binder.restoreCallingIdentity(callingId); 6906 } 6907 6908 return PackageManager.INSTALL_SUCCEEDED; 6909 } 6910 6911 private boolean isUserRestricted(int userId, String restrictionKey) { 6912 Bundle restrictions = sUserManager.getUserRestrictions(userId); 6913 if (restrictions.getBoolean(restrictionKey, false)) { 6914 Log.w(TAG, "User is restricted: " + restrictionKey); 6915 return true; 6916 } 6917 return false; 6918 } 6919 6920 @Override 6921 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 6922 mContext.enforceCallingOrSelfPermission( 6923 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6924 "Only package verification agents can verify applications"); 6925 6926 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 6927 final PackageVerificationResponse response = new PackageVerificationResponse( 6928 verificationCode, Binder.getCallingUid()); 6929 msg.arg1 = id; 6930 msg.obj = response; 6931 mHandler.sendMessage(msg); 6932 } 6933 6934 @Override 6935 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 6936 long millisecondsToDelay) { 6937 mContext.enforceCallingOrSelfPermission( 6938 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6939 "Only package verification agents can extend verification timeouts"); 6940 6941 final PackageVerificationState state = mPendingVerification.get(id); 6942 final PackageVerificationResponse response = new PackageVerificationResponse( 6943 verificationCodeAtTimeout, Binder.getCallingUid()); 6944 6945 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 6946 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 6947 } 6948 if (millisecondsToDelay < 0) { 6949 millisecondsToDelay = 0; 6950 } 6951 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 6952 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 6953 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 6954 } 6955 6956 if ((state != null) && !state.timeoutExtended()) { 6957 state.extendTimeout(); 6958 6959 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 6960 msg.arg1 = id; 6961 msg.obj = response; 6962 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 6963 } 6964 } 6965 6966 private void broadcastPackageVerified(int verificationId, Uri packageUri, 6967 int verificationCode, UserHandle user) { 6968 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 6969 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 6970 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 6971 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 6972 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 6973 6974 mContext.sendBroadcastAsUser(intent, user, 6975 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 6976 } 6977 6978 private ComponentName matchComponentForVerifier(String packageName, 6979 List<ResolveInfo> receivers) { 6980 ActivityInfo targetReceiver = null; 6981 6982 final int NR = receivers.size(); 6983 for (int i = 0; i < NR; i++) { 6984 final ResolveInfo info = receivers.get(i); 6985 if (info.activityInfo == null) { 6986 continue; 6987 } 6988 6989 if (packageName.equals(info.activityInfo.packageName)) { 6990 targetReceiver = info.activityInfo; 6991 break; 6992 } 6993 } 6994 6995 if (targetReceiver == null) { 6996 return null; 6997 } 6998 6999 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 7000 } 7001 7002 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 7003 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 7004 if (pkgInfo.verifiers.length == 0) { 7005 return null; 7006 } 7007 7008 final int N = pkgInfo.verifiers.length; 7009 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 7010 for (int i = 0; i < N; i++) { 7011 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 7012 7013 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 7014 receivers); 7015 if (comp == null) { 7016 continue; 7017 } 7018 7019 final int verifierUid = getUidForVerifier(verifierInfo); 7020 if (verifierUid == -1) { 7021 continue; 7022 } 7023 7024 if (DEBUG_VERIFY) { 7025 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 7026 + " with the correct signature"); 7027 } 7028 sufficientVerifiers.add(comp); 7029 verificationState.addSufficientVerifier(verifierUid); 7030 } 7031 7032 return sufficientVerifiers; 7033 } 7034 7035 private int getUidForVerifier(VerifierInfo verifierInfo) { 7036 synchronized (mPackages) { 7037 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 7038 if (pkg == null) { 7039 return -1; 7040 } else if (pkg.mSignatures.length != 1) { 7041 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7042 + " has more than one signature; ignoring"); 7043 return -1; 7044 } 7045 7046 /* 7047 * If the public key of the package's signature does not match 7048 * our expected public key, then this is a different package and 7049 * we should skip. 7050 */ 7051 7052 final byte[] expectedPublicKey; 7053 try { 7054 final Signature verifierSig = pkg.mSignatures[0]; 7055 final PublicKey publicKey = verifierSig.getPublicKey(); 7056 expectedPublicKey = publicKey.getEncoded(); 7057 } catch (CertificateException e) { 7058 return -1; 7059 } 7060 7061 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 7062 7063 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 7064 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 7065 + " does not have the expected public key; ignoring"); 7066 return -1; 7067 } 7068 7069 return pkg.applicationInfo.uid; 7070 } 7071 } 7072 7073 public void finishPackageInstall(int token) { 7074 enforceSystemOrRoot("Only the system is allowed to finish installs"); 7075 7076 if (DEBUG_INSTALL) { 7077 Slog.v(TAG, "BM finishing package install for " + token); 7078 } 7079 7080 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7081 mHandler.sendMessage(msg); 7082 } 7083 7084 /** 7085 * Get the verification agent timeout. 7086 * 7087 * @return verification timeout in milliseconds 7088 */ 7089 private long getVerificationTimeout() { 7090 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 7091 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 7092 DEFAULT_VERIFICATION_TIMEOUT); 7093 } 7094 7095 /** 7096 * Get the default verification agent response code. 7097 * 7098 * @return default verification response code 7099 */ 7100 private int getDefaultVerificationResponse() { 7101 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7102 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 7103 DEFAULT_VERIFICATION_RESPONSE); 7104 } 7105 7106 /** 7107 * Check whether or not package verification has been enabled. 7108 * 7109 * @return true if verification should be performed 7110 */ 7111 private boolean isVerificationEnabled(int flags) { 7112 if (!DEFAULT_VERIFY_ENABLE) { 7113 return false; 7114 } 7115 7116 // Check if installing from ADB 7117 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 7118 // Do not run verification in a test harness environment 7119 if (ActivityManager.isRunningInTestHarness()) { 7120 return false; 7121 } 7122 // Check if the developer does not want package verification for ADB installs 7123 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7124 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 7125 return false; 7126 } 7127 } 7128 7129 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7130 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 7131 } 7132 7133 /** 7134 * Get the "allow unknown sources" setting. 7135 * 7136 * @return the current "allow unknown sources" setting 7137 */ 7138 private int getUnknownSourcesSettings() { 7139 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 7140 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 7141 -1); 7142 } 7143 7144 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 7145 final int uid = Binder.getCallingUid(); 7146 // writer 7147 synchronized (mPackages) { 7148 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 7149 if (targetPackageSetting == null) { 7150 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 7151 } 7152 7153 PackageSetting installerPackageSetting; 7154 if (installerPackageName != null) { 7155 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 7156 if (installerPackageSetting == null) { 7157 throw new IllegalArgumentException("Unknown installer package: " 7158 + installerPackageName); 7159 } 7160 } else { 7161 installerPackageSetting = null; 7162 } 7163 7164 Signature[] callerSignature; 7165 Object obj = mSettings.getUserIdLPr(uid); 7166 if (obj != null) { 7167 if (obj instanceof SharedUserSetting) { 7168 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 7169 } else if (obj instanceof PackageSetting) { 7170 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 7171 } else { 7172 throw new SecurityException("Bad object " + obj + " for uid " + uid); 7173 } 7174 } else { 7175 throw new SecurityException("Unknown calling uid " + uid); 7176 } 7177 7178 // Verify: can't set installerPackageName to a package that is 7179 // not signed with the same cert as the caller. 7180 if (installerPackageSetting != null) { 7181 if (compareSignatures(callerSignature, 7182 installerPackageSetting.signatures.mSignatures) 7183 != PackageManager.SIGNATURE_MATCH) { 7184 throw new SecurityException( 7185 "Caller does not have same cert as new installer package " 7186 + installerPackageName); 7187 } 7188 } 7189 7190 // Verify: if target already has an installer package, it must 7191 // be signed with the same cert as the caller. 7192 if (targetPackageSetting.installerPackageName != null) { 7193 PackageSetting setting = mSettings.mPackages.get( 7194 targetPackageSetting.installerPackageName); 7195 // If the currently set package isn't valid, then it's always 7196 // okay to change it. 7197 if (setting != null) { 7198 if (compareSignatures(callerSignature, 7199 setting.signatures.mSignatures) 7200 != PackageManager.SIGNATURE_MATCH) { 7201 throw new SecurityException( 7202 "Caller does not have same cert as old installer package " 7203 + targetPackageSetting.installerPackageName); 7204 } 7205 } 7206 } 7207 7208 // Okay! 7209 targetPackageSetting.installerPackageName = installerPackageName; 7210 scheduleWriteSettingsLocked(); 7211 } 7212 } 7213 7214 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 7215 // Queue up an async operation since the package installation may take a little while. 7216 mHandler.post(new Runnable() { 7217 public void run() { 7218 mHandler.removeCallbacks(this); 7219 // Result object to be returned 7220 PackageInstalledInfo res = new PackageInstalledInfo(); 7221 res.returnCode = currentStatus; 7222 res.uid = -1; 7223 res.pkg = null; 7224 res.removedInfo = new PackageRemovedInfo(); 7225 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 7226 args.doPreInstall(res.returnCode); 7227 synchronized (mInstallLock) { 7228 installPackageLI(args, true, res); 7229 } 7230 args.doPostInstall(res.returnCode, res.uid); 7231 } 7232 7233 // A restore should be performed at this point if (a) the install 7234 // succeeded, (b) the operation is not an update, and (c) the new 7235 // package has a backupAgent defined. 7236 final boolean update = res.removedInfo.removedPackage != null; 7237 boolean doRestore = (!update 7238 && res.pkg != null 7239 && res.pkg.applicationInfo.backupAgentName != null); 7240 7241 // Set up the post-install work request bookkeeping. This will be used 7242 // and cleaned up by the post-install event handling regardless of whether 7243 // there's a restore pass performed. Token values are >= 1. 7244 int token; 7245 if (mNextInstallToken < 0) mNextInstallToken = 1; 7246 token = mNextInstallToken++; 7247 7248 PostInstallData data = new PostInstallData(args, res); 7249 mRunningInstalls.put(token, data); 7250 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 7251 7252 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 7253 // Pass responsibility to the Backup Manager. It will perform a 7254 // restore if appropriate, then pass responsibility back to the 7255 // Package Manager to run the post-install observer callbacks 7256 // and broadcasts. 7257 IBackupManager bm = IBackupManager.Stub.asInterface( 7258 ServiceManager.getService(Context.BACKUP_SERVICE)); 7259 if (bm != null) { 7260 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 7261 + " to BM for possible restore"); 7262 try { 7263 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 7264 } catch (RemoteException e) { 7265 // can't happen; the backup manager is local 7266 } catch (Exception e) { 7267 Slog.e(TAG, "Exception trying to enqueue restore", e); 7268 doRestore = false; 7269 } 7270 } else { 7271 Slog.e(TAG, "Backup Manager not found!"); 7272 doRestore = false; 7273 } 7274 } 7275 7276 if (!doRestore) { 7277 // No restore possible, or the Backup Manager was mysteriously not 7278 // available -- just fire the post-install work request directly. 7279 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 7280 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 7281 mHandler.sendMessage(msg); 7282 } 7283 } 7284 }); 7285 } 7286 7287 private abstract class HandlerParams { 7288 private static final int MAX_RETRIES = 4; 7289 7290 /** 7291 * Number of times startCopy() has been attempted and had a non-fatal 7292 * error. 7293 */ 7294 private int mRetries = 0; 7295 7296 /** User handle for the user requesting the information or installation. */ 7297 private final UserHandle mUser; 7298 7299 HandlerParams(UserHandle user) { 7300 mUser = user; 7301 } 7302 7303 UserHandle getUser() { 7304 return mUser; 7305 } 7306 7307 final boolean startCopy() { 7308 boolean res; 7309 try { 7310 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 7311 7312 if (++mRetries > MAX_RETRIES) { 7313 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 7314 mHandler.sendEmptyMessage(MCS_GIVE_UP); 7315 handleServiceError(); 7316 return false; 7317 } else { 7318 handleStartCopy(); 7319 res = true; 7320 } 7321 } catch (RemoteException e) { 7322 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 7323 mHandler.sendEmptyMessage(MCS_RECONNECT); 7324 res = false; 7325 } 7326 handleReturnCode(); 7327 return res; 7328 } 7329 7330 final void serviceError() { 7331 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 7332 handleServiceError(); 7333 handleReturnCode(); 7334 } 7335 7336 abstract void handleStartCopy() throws RemoteException; 7337 abstract void handleServiceError(); 7338 abstract void handleReturnCode(); 7339 } 7340 7341 class MeasureParams extends HandlerParams { 7342 private final PackageStats mStats; 7343 private boolean mSuccess; 7344 7345 private final IPackageStatsObserver mObserver; 7346 7347 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 7348 super(new UserHandle(stats.userHandle)); 7349 mObserver = observer; 7350 mStats = stats; 7351 } 7352 7353 @Override 7354 public String toString() { 7355 return "MeasureParams{" 7356 + Integer.toHexString(System.identityHashCode(this)) 7357 + " " + mStats.packageName + "}"; 7358 } 7359 7360 @Override 7361 void handleStartCopy() throws RemoteException { 7362 synchronized (mInstallLock) { 7363 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 7364 } 7365 7366 final boolean mounted; 7367 if (Environment.isExternalStorageEmulated()) { 7368 mounted = true; 7369 } else { 7370 final String status = Environment.getExternalStorageState(); 7371 mounted = (Environment.MEDIA_MOUNTED.equals(status) 7372 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 7373 } 7374 7375 if (mounted) { 7376 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 7377 7378 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 7379 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 7380 7381 mStats.externalDataSize = calculateDirectorySize(mContainerService, 7382 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 7383 7384 // Always subtract cache size, since it's a subdirectory 7385 mStats.externalDataSize -= mStats.externalCacheSize; 7386 7387 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 7388 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 7389 7390 mStats.externalObbSize = calculateDirectorySize(mContainerService, 7391 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 7392 } 7393 } 7394 7395 @Override 7396 void handleReturnCode() { 7397 if (mObserver != null) { 7398 try { 7399 mObserver.onGetStatsCompleted(mStats, mSuccess); 7400 } catch (RemoteException e) { 7401 Slog.i(TAG, "Observer no longer exists."); 7402 } 7403 } 7404 } 7405 7406 @Override 7407 void handleServiceError() { 7408 Slog.e(TAG, "Could not measure application " + mStats.packageName 7409 + " external storage"); 7410 } 7411 } 7412 7413 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 7414 throws RemoteException { 7415 long result = 0; 7416 for (File path : paths) { 7417 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 7418 } 7419 return result; 7420 } 7421 7422 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 7423 for (File path : paths) { 7424 try { 7425 mcs.clearDirectory(path.getAbsolutePath()); 7426 } catch (RemoteException e) { 7427 } 7428 } 7429 } 7430 7431 class InstallParams extends HandlerParams { 7432 final IPackageInstallObserver observer; 7433 int flags; 7434 7435 private final Uri mPackageURI; 7436 final String installerPackageName; 7437 final VerificationParams verificationParams; 7438 private InstallArgs mArgs; 7439 private int mRet; 7440 private File mTempPackage; 7441 final ContainerEncryptionParams encryptionParams; 7442 7443 InstallParams(Uri packageURI, 7444 IPackageInstallObserver observer, int flags, 7445 String installerPackageName, VerificationParams verificationParams, 7446 ContainerEncryptionParams encryptionParams, UserHandle user) { 7447 super(user); 7448 this.mPackageURI = packageURI; 7449 this.flags = flags; 7450 this.observer = observer; 7451 this.installerPackageName = installerPackageName; 7452 this.verificationParams = verificationParams; 7453 this.encryptionParams = encryptionParams; 7454 } 7455 7456 @Override 7457 public String toString() { 7458 return "InstallParams{" 7459 + Integer.toHexString(System.identityHashCode(this)) 7460 + " " + mPackageURI + "}"; 7461 } 7462 7463 public ManifestDigest getManifestDigest() { 7464 if (verificationParams == null) { 7465 return null; 7466 } 7467 return verificationParams.getManifestDigest(); 7468 } 7469 7470 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 7471 String packageName = pkgLite.packageName; 7472 int installLocation = pkgLite.installLocation; 7473 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7474 // reader 7475 synchronized (mPackages) { 7476 PackageParser.Package pkg = mPackages.get(packageName); 7477 if (pkg != null) { 7478 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7479 // Check for downgrading. 7480 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 7481 if (pkgLite.versionCode < pkg.mVersionCode) { 7482 Slog.w(TAG, "Can't install update of " + packageName 7483 + " update version " + pkgLite.versionCode 7484 + " is older than installed version " 7485 + pkg.mVersionCode); 7486 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 7487 } 7488 } 7489 // Check for updated system application. 7490 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 7491 if (onSd) { 7492 Slog.w(TAG, "Cannot install update to system app on sdcard"); 7493 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 7494 } 7495 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7496 } else { 7497 if (onSd) { 7498 // Install flag overrides everything. 7499 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7500 } 7501 // If current upgrade specifies particular preference 7502 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 7503 // Application explicitly specified internal. 7504 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7505 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 7506 // App explictly prefers external. Let policy decide 7507 } else { 7508 // Prefer previous location 7509 if (isExternal(pkg)) { 7510 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7511 } 7512 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 7513 } 7514 } 7515 } else { 7516 // Invalid install. Return error code 7517 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 7518 } 7519 } 7520 } 7521 // All the special cases have been taken care of. 7522 // Return result based on recommended install location. 7523 if (onSd) { 7524 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 7525 } 7526 return pkgLite.recommendedInstallLocation; 7527 } 7528 7529 private long getMemoryLowThreshold() { 7530 final DeviceStorageMonitorInternal 7531 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 7532 if (dsm == null) { 7533 return 0L; 7534 } 7535 return dsm.getMemoryLowThreshold(); 7536 } 7537 7538 /* 7539 * Invoke remote method to get package information and install 7540 * location values. Override install location based on default 7541 * policy if needed and then create install arguments based 7542 * on the install location. 7543 */ 7544 public void handleStartCopy() throws RemoteException { 7545 int ret = PackageManager.INSTALL_SUCCEEDED; 7546 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7547 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 7548 PackageInfoLite pkgLite = null; 7549 7550 if (onInt && onSd) { 7551 // Check if both bits are set. 7552 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 7553 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7554 } else { 7555 final long lowThreshold = getMemoryLowThreshold(); 7556 if (lowThreshold == 0L) { 7557 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 7558 } 7559 7560 try { 7561 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 7562 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7563 7564 final File packageFile; 7565 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 7566 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 7567 if (mTempPackage != null) { 7568 ParcelFileDescriptor out; 7569 try { 7570 out = ParcelFileDescriptor.open(mTempPackage, 7571 ParcelFileDescriptor.MODE_READ_WRITE); 7572 } catch (FileNotFoundException e) { 7573 out = null; 7574 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 7575 } 7576 7577 // Make a temporary file for decryption. 7578 ret = mContainerService 7579 .copyResource(mPackageURI, encryptionParams, out); 7580 IoUtils.closeQuietly(out); 7581 7582 packageFile = mTempPackage; 7583 7584 FileUtils.setPermissions(packageFile.getAbsolutePath(), 7585 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 7586 | FileUtils.S_IROTH, 7587 -1, -1); 7588 } else { 7589 packageFile = null; 7590 } 7591 } else { 7592 packageFile = new File(mPackageURI.getPath()); 7593 } 7594 7595 if (packageFile != null) { 7596 // Remote call to find out default install location 7597 final String packageFilePath = packageFile.getAbsolutePath(); 7598 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, flags, 7599 lowThreshold); 7600 7601 /* 7602 * If we have too little free space, try to free cache 7603 * before giving up. 7604 */ 7605 if (pkgLite.recommendedInstallLocation 7606 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7607 final long size = mContainerService.calculateInstalledSize( 7608 packageFilePath, isForwardLocked()); 7609 if (mInstaller.freeCache(size + lowThreshold) >= 0) { 7610 pkgLite = mContainerService.getMinimalPackageInfo(packageFilePath, 7611 flags, lowThreshold); 7612 } 7613 /* 7614 * The cache free must have deleted the file we 7615 * downloaded to install. 7616 * 7617 * TODO: fix the "freeCache" call to not delete 7618 * the file we care about. 7619 */ 7620 if (pkgLite.recommendedInstallLocation 7621 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7622 pkgLite.recommendedInstallLocation 7623 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 7624 } 7625 } 7626 } 7627 } finally { 7628 mContext.revokeUriPermission(mPackageURI, 7629 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7630 } 7631 } 7632 7633 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7634 int loc = pkgLite.recommendedInstallLocation; 7635 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 7636 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7637 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 7638 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7639 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 7640 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7641 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 7642 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 7643 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 7644 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 7645 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 7646 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 7647 } else { 7648 // Override with defaults if needed. 7649 loc = installLocationPolicy(pkgLite, flags); 7650 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 7651 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 7652 } else if (!onSd && !onInt) { 7653 // Override install location with flags 7654 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 7655 // Set the flag to install on external media. 7656 flags |= PackageManager.INSTALL_EXTERNAL; 7657 flags &= ~PackageManager.INSTALL_INTERNAL; 7658 } else { 7659 // Make sure the flag for installing on external 7660 // media is unset 7661 flags |= PackageManager.INSTALL_INTERNAL; 7662 flags &= ~PackageManager.INSTALL_EXTERNAL; 7663 } 7664 } 7665 } 7666 } 7667 7668 final InstallArgs args = createInstallArgs(this); 7669 mArgs = args; 7670 7671 if (ret == PackageManager.INSTALL_SUCCEEDED) { 7672 /* 7673 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 7674 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 7675 */ 7676 int userIdentifier = getUser().getIdentifier(); 7677 if (userIdentifier == UserHandle.USER_ALL 7678 && ((flags & PackageManager.INSTALL_FROM_ADB) != 0)) { 7679 userIdentifier = UserHandle.USER_OWNER; 7680 } 7681 7682 /* 7683 * Determine if we have any installed package verifiers. If we 7684 * do, then we'll defer to them to verify the packages. 7685 */ 7686 final int requiredUid = mRequiredVerifierPackage == null ? -1 7687 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 7688 if (requiredUid != -1 && isVerificationEnabled(flags)) { 7689 final Intent verification = new Intent( 7690 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 7691 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 7692 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 7693 7694 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 7695 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 7696 0 /* TODO: Which userId? */); 7697 7698 if (DEBUG_VERIFY) { 7699 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 7700 + verification.toString() + " with " + pkgLite.verifiers.length 7701 + " optional verifiers"); 7702 } 7703 7704 final int verificationId = mPendingVerificationToken++; 7705 7706 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 7707 7708 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 7709 installerPackageName); 7710 7711 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 7712 7713 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 7714 pkgLite.packageName); 7715 7716 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 7717 pkgLite.versionCode); 7718 7719 if (verificationParams != null) { 7720 if (verificationParams.getVerificationURI() != null) { 7721 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 7722 verificationParams.getVerificationURI()); 7723 } 7724 if (verificationParams.getOriginatingURI() != null) { 7725 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 7726 verificationParams.getOriginatingURI()); 7727 } 7728 if (verificationParams.getReferrer() != null) { 7729 verification.putExtra(Intent.EXTRA_REFERRER, 7730 verificationParams.getReferrer()); 7731 } 7732 if (verificationParams.getOriginatingUid() >= 0) { 7733 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 7734 verificationParams.getOriginatingUid()); 7735 } 7736 if (verificationParams.getInstallerUid() >= 0) { 7737 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 7738 verificationParams.getInstallerUid()); 7739 } 7740 } 7741 7742 final PackageVerificationState verificationState = new PackageVerificationState( 7743 requiredUid, args); 7744 7745 mPendingVerification.append(verificationId, verificationState); 7746 7747 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 7748 receivers, verificationState); 7749 7750 /* 7751 * If any sufficient verifiers were listed in the package 7752 * manifest, attempt to ask them. 7753 */ 7754 if (sufficientVerifiers != null) { 7755 final int N = sufficientVerifiers.size(); 7756 if (N == 0) { 7757 Slog.i(TAG, "Additional verifiers required, but none installed."); 7758 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 7759 } else { 7760 for (int i = 0; i < N; i++) { 7761 final ComponentName verifierComponent = sufficientVerifiers.get(i); 7762 7763 final Intent sufficientIntent = new Intent(verification); 7764 sufficientIntent.setComponent(verifierComponent); 7765 7766 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 7767 } 7768 } 7769 } 7770 7771 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 7772 mRequiredVerifierPackage, receivers); 7773 if (ret == PackageManager.INSTALL_SUCCEEDED 7774 && mRequiredVerifierPackage != null) { 7775 /* 7776 * Send the intent to the required verification agent, 7777 * but only start the verification timeout after the 7778 * target BroadcastReceivers have run. 7779 */ 7780 verification.setComponent(requiredVerifierComponent); 7781 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 7782 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 7783 new BroadcastReceiver() { 7784 @Override 7785 public void onReceive(Context context, Intent intent) { 7786 final Message msg = mHandler 7787 .obtainMessage(CHECK_PENDING_VERIFICATION); 7788 msg.arg1 = verificationId; 7789 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 7790 } 7791 }, null, 0, null, null); 7792 7793 /* 7794 * We don't want the copy to proceed until verification 7795 * succeeds, so null out this field. 7796 */ 7797 mArgs = null; 7798 } 7799 } else { 7800 /* 7801 * No package verification is enabled, so immediately start 7802 * the remote call to initiate copy using temporary file. 7803 */ 7804 ret = args.copyApk(mContainerService, true); 7805 } 7806 } 7807 7808 mRet = ret; 7809 } 7810 7811 @Override 7812 void handleReturnCode() { 7813 // If mArgs is null, then MCS couldn't be reached. When it 7814 // reconnects, it will try again to install. At that point, this 7815 // will succeed. 7816 if (mArgs != null) { 7817 processPendingInstall(mArgs, mRet); 7818 7819 if (mTempPackage != null) { 7820 if (!mTempPackage.delete()) { 7821 Slog.w(TAG, "Couldn't delete temporary file: " + 7822 mTempPackage.getAbsolutePath()); 7823 } 7824 } 7825 } 7826 } 7827 7828 @Override 7829 void handleServiceError() { 7830 mArgs = createInstallArgs(this); 7831 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 7832 } 7833 7834 public boolean isForwardLocked() { 7835 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 7836 } 7837 7838 public Uri getPackageUri() { 7839 if (mTempPackage != null) { 7840 return Uri.fromFile(mTempPackage); 7841 } else { 7842 return mPackageURI; 7843 } 7844 } 7845 } 7846 7847 /* 7848 * Utility class used in movePackage api. 7849 * srcArgs and targetArgs are not set for invalid flags and make 7850 * sure to do null checks when invoking methods on them. 7851 * We probably want to return ErrorPrams for both failed installs 7852 * and moves. 7853 */ 7854 class MoveParams extends HandlerParams { 7855 final IPackageMoveObserver observer; 7856 final int flags; 7857 final String packageName; 7858 final InstallArgs srcArgs; 7859 final InstallArgs targetArgs; 7860 int uid; 7861 int mRet; 7862 7863 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 7864 String packageName, String dataDir, int uid, UserHandle user) { 7865 super(user); 7866 this.srcArgs = srcArgs; 7867 this.observer = observer; 7868 this.flags = flags; 7869 this.packageName = packageName; 7870 this.uid = uid; 7871 if (srcArgs != null) { 7872 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 7873 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 7874 } else { 7875 targetArgs = null; 7876 } 7877 } 7878 7879 @Override 7880 public String toString() { 7881 return "MoveParams{" 7882 + Integer.toHexString(System.identityHashCode(this)) 7883 + " " + packageName + "}"; 7884 } 7885 7886 public void handleStartCopy() throws RemoteException { 7887 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7888 // Check for storage space on target medium 7889 if (!targetArgs.checkFreeStorage(mContainerService)) { 7890 Log.w(TAG, "Insufficient storage to install"); 7891 return; 7892 } 7893 7894 mRet = srcArgs.doPreCopy(); 7895 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 7896 return; 7897 } 7898 7899 mRet = targetArgs.copyApk(mContainerService, false); 7900 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 7901 srcArgs.doPostCopy(uid); 7902 return; 7903 } 7904 7905 mRet = srcArgs.doPostCopy(uid); 7906 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 7907 return; 7908 } 7909 7910 mRet = targetArgs.doPreInstall(mRet); 7911 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 7912 return; 7913 } 7914 7915 if (DEBUG_SD_INSTALL) { 7916 StringBuilder builder = new StringBuilder(); 7917 if (srcArgs != null) { 7918 builder.append("src: "); 7919 builder.append(srcArgs.getCodePath()); 7920 } 7921 if (targetArgs != null) { 7922 builder.append(" target : "); 7923 builder.append(targetArgs.getCodePath()); 7924 } 7925 Log.i(TAG, builder.toString()); 7926 } 7927 } 7928 7929 @Override 7930 void handleReturnCode() { 7931 targetArgs.doPostInstall(mRet, uid); 7932 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 7933 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 7934 currentStatus = PackageManager.MOVE_SUCCEEDED; 7935 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 7936 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 7937 } 7938 processPendingMove(this, currentStatus); 7939 } 7940 7941 @Override 7942 void handleServiceError() { 7943 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 7944 } 7945 } 7946 7947 /** 7948 * Used during creation of InstallArgs 7949 * 7950 * @param flags package installation flags 7951 * @return true if should be installed on external storage 7952 */ 7953 private static boolean installOnSd(int flags) { 7954 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 7955 return false; 7956 } 7957 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 7958 return true; 7959 } 7960 return false; 7961 } 7962 7963 /** 7964 * Used during creation of InstallArgs 7965 * 7966 * @param flags package installation flags 7967 * @return true if should be installed as forward locked 7968 */ 7969 private static boolean installForwardLocked(int flags) { 7970 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 7971 } 7972 7973 private InstallArgs createInstallArgs(InstallParams params) { 7974 if (installOnSd(params.flags) || params.isForwardLocked()) { 7975 return new AsecInstallArgs(params); 7976 } else { 7977 return new FileInstallArgs(params); 7978 } 7979 } 7980 7981 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 7982 String nativeLibraryPath) { 7983 final boolean isInAsec; 7984 if (installOnSd(flags)) { 7985 /* Apps on SD card are always in ASEC containers. */ 7986 isInAsec = true; 7987 } else if (installForwardLocked(flags) 7988 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 7989 /* 7990 * Forward-locked apps are only in ASEC containers if they're the 7991 * new style 7992 */ 7993 isInAsec = true; 7994 } else { 7995 isInAsec = false; 7996 } 7997 7998 if (isInAsec) { 7999 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 8000 installOnSd(flags), installForwardLocked(flags)); 8001 } else { 8002 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 8003 } 8004 } 8005 8006 // Used by package mover 8007 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 8008 if (installOnSd(flags) || installForwardLocked(flags)) { 8009 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 8010 + AsecInstallArgs.RES_FILE_NAME); 8011 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 8012 installForwardLocked(flags)); 8013 } else { 8014 return new FileInstallArgs(packageURI, pkgName, dataDir); 8015 } 8016 } 8017 8018 static abstract class InstallArgs { 8019 final IPackageInstallObserver observer; 8020 // Always refers to PackageManager flags only 8021 final int flags; 8022 final Uri packageURI; 8023 final String installerPackageName; 8024 final ManifestDigest manifestDigest; 8025 final UserHandle user; 8026 8027 InstallArgs(Uri packageURI, IPackageInstallObserver observer, int flags, 8028 String installerPackageName, ManifestDigest manifestDigest, 8029 UserHandle user) { 8030 this.packageURI = packageURI; 8031 this.flags = flags; 8032 this.observer = observer; 8033 this.installerPackageName = installerPackageName; 8034 this.manifestDigest = manifestDigest; 8035 this.user = user; 8036 } 8037 8038 abstract void createCopyFile(); 8039 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 8040 abstract int doPreInstall(int status); 8041 abstract boolean doRename(int status, String pkgName, String oldCodePath); 8042 8043 abstract int doPostInstall(int status, int uid); 8044 abstract String getCodePath(); 8045 abstract String getResourcePath(); 8046 abstract String getNativeLibraryPath(); 8047 // Need installer lock especially for dex file removal. 8048 abstract void cleanUpResourcesLI(); 8049 abstract boolean doPostDeleteLI(boolean delete); 8050 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 8051 8052 /** 8053 * Called before the source arguments are copied. This is used mostly 8054 * for MoveParams when it needs to read the source file to put it in the 8055 * destination. 8056 */ 8057 int doPreCopy() { 8058 return PackageManager.INSTALL_SUCCEEDED; 8059 } 8060 8061 /** 8062 * Called after the source arguments are copied. This is used mostly for 8063 * MoveParams when it needs to read the source file to put it in the 8064 * destination. 8065 * 8066 * @return 8067 */ 8068 int doPostCopy(int uid) { 8069 return PackageManager.INSTALL_SUCCEEDED; 8070 } 8071 8072 protected boolean isFwdLocked() { 8073 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 8074 } 8075 8076 UserHandle getUser() { 8077 return user; 8078 } 8079 } 8080 8081 class FileInstallArgs extends InstallArgs { 8082 File installDir; 8083 String codeFileName; 8084 String resourceFileName; 8085 String libraryPath; 8086 boolean created = false; 8087 8088 FileInstallArgs(InstallParams params) { 8089 super(params.getPackageUri(), params.observer, params.flags, 8090 params.installerPackageName, params.getManifestDigest(), 8091 params.getUser()); 8092 } 8093 8094 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 8095 super(null, null, 0, null, null, null); 8096 File codeFile = new File(fullCodePath); 8097 installDir = codeFile.getParentFile(); 8098 codeFileName = fullCodePath; 8099 resourceFileName = fullResourcePath; 8100 libraryPath = nativeLibraryPath; 8101 } 8102 8103 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 8104 super(packageURI, null, 0, null, null, null); 8105 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8106 String apkName = getNextCodePath(null, pkgName, ".apk"); 8107 codeFileName = new File(installDir, apkName + ".apk").getPath(); 8108 resourceFileName = getResourcePathFromCodePath(); 8109 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 8110 } 8111 8112 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8113 final long lowThreshold; 8114 8115 final DeviceStorageMonitorInternal 8116 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 8117 if (dsm == null) { 8118 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 8119 lowThreshold = 0L; 8120 } else { 8121 if (dsm.isMemoryLow()) { 8122 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 8123 return false; 8124 } 8125 8126 lowThreshold = dsm.getMemoryLowThreshold(); 8127 } 8128 8129 try { 8130 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8131 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8132 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 8133 } finally { 8134 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8135 } 8136 } 8137 8138 String getCodePath() { 8139 return codeFileName; 8140 } 8141 8142 void createCopyFile() { 8143 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 8144 codeFileName = createTempPackageFile(installDir).getPath(); 8145 resourceFileName = getResourcePathFromCodePath(); 8146 libraryPath = getLibraryPathFromCodePath(); 8147 created = true; 8148 } 8149 8150 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8151 if (temp) { 8152 // Generate temp file name 8153 createCopyFile(); 8154 } 8155 // Get a ParcelFileDescriptor to write to the output file 8156 File codeFile = new File(codeFileName); 8157 if (!created) { 8158 try { 8159 codeFile.createNewFile(); 8160 // Set permissions 8161 if (!setPermissions()) { 8162 // Failed setting permissions. 8163 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8164 } 8165 } catch (IOException e) { 8166 Slog.w(TAG, "Failed to create file " + codeFile); 8167 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8168 } 8169 } 8170 ParcelFileDescriptor out = null; 8171 try { 8172 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 8173 } catch (FileNotFoundException e) { 8174 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 8175 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8176 } 8177 // Copy the resource now 8178 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8179 try { 8180 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8181 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8182 ret = imcs.copyResource(packageURI, null, out); 8183 } finally { 8184 IoUtils.closeQuietly(out); 8185 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8186 } 8187 8188 if (isFwdLocked()) { 8189 final File destResourceFile = new File(getResourcePath()); 8190 8191 // Copy the public files 8192 try { 8193 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 8194 } catch (IOException e) { 8195 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 8196 + " forward-locked app."); 8197 destResourceFile.delete(); 8198 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 8199 } 8200 } 8201 8202 final File nativeLibraryFile = new File(getNativeLibraryPath()); 8203 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 8204 if (nativeLibraryFile.exists()) { 8205 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8206 nativeLibraryFile.delete(); 8207 } 8208 try { 8209 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 8210 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8211 return copyRet; 8212 } 8213 } catch (IOException e) { 8214 Slog.e(TAG, "Copying native libraries failed", e); 8215 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 8216 } 8217 8218 return ret; 8219 } 8220 8221 int doPreInstall(int status) { 8222 if (status != PackageManager.INSTALL_SUCCEEDED) { 8223 cleanUp(); 8224 } 8225 return status; 8226 } 8227 8228 boolean doRename(int status, final String pkgName, String oldCodePath) { 8229 if (status != PackageManager.INSTALL_SUCCEEDED) { 8230 cleanUp(); 8231 return false; 8232 } else { 8233 final File oldCodeFile = new File(getCodePath()); 8234 final File oldResourceFile = new File(getResourcePath()); 8235 final File oldLibraryFile = new File(getNativeLibraryPath()); 8236 8237 // Rename APK file based on packageName 8238 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 8239 final File newCodeFile = new File(installDir, apkName + ".apk"); 8240 if (!oldCodeFile.renameTo(newCodeFile)) { 8241 return false; 8242 } 8243 codeFileName = newCodeFile.getPath(); 8244 8245 // Rename public resource file if it's forward-locked. 8246 final File newResFile = new File(getResourcePathFromCodePath()); 8247 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 8248 return false; 8249 } 8250 resourceFileName = newResFile.getPath(); 8251 8252 // Rename library path 8253 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 8254 if (newLibraryFile.exists()) { 8255 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 8256 newLibraryFile.delete(); 8257 } 8258 if (!oldLibraryFile.renameTo(newLibraryFile)) { 8259 Slog.e(TAG, "Cannot rename native library directory " 8260 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 8261 return false; 8262 } 8263 libraryPath = newLibraryFile.getPath(); 8264 8265 // Attempt to set permissions 8266 if (!setPermissions()) { 8267 return false; 8268 } 8269 8270 if (!SELinux.restorecon(newCodeFile)) { 8271 return false; 8272 } 8273 8274 return true; 8275 } 8276 } 8277 8278 int doPostInstall(int status, int uid) { 8279 if (status != PackageManager.INSTALL_SUCCEEDED) { 8280 cleanUp(); 8281 } 8282 return status; 8283 } 8284 8285 String getResourcePath() { 8286 return resourceFileName; 8287 } 8288 8289 private String getResourcePathFromCodePath() { 8290 final String codePath = getCodePath(); 8291 if (isFwdLocked()) { 8292 final StringBuilder sb = new StringBuilder(); 8293 8294 sb.append(mAppInstallDir.getPath()); 8295 sb.append('/'); 8296 sb.append(getApkName(codePath)); 8297 sb.append(".zip"); 8298 8299 /* 8300 * If our APK is a temporary file, mark the resource as a 8301 * temporary file as well so it can be cleaned up after 8302 * catastrophic failure. 8303 */ 8304 if (codePath.endsWith(".tmp")) { 8305 sb.append(".tmp"); 8306 } 8307 8308 return sb.toString(); 8309 } else { 8310 return codePath; 8311 } 8312 } 8313 8314 private String getLibraryPathFromCodePath() { 8315 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 8316 } 8317 8318 @Override 8319 String getNativeLibraryPath() { 8320 if (libraryPath == null) { 8321 libraryPath = getLibraryPathFromCodePath(); 8322 } 8323 return libraryPath; 8324 } 8325 8326 private boolean cleanUp() { 8327 boolean ret = true; 8328 String sourceDir = getCodePath(); 8329 String publicSourceDir = getResourcePath(); 8330 if (sourceDir != null) { 8331 File sourceFile = new File(sourceDir); 8332 if (!sourceFile.exists()) { 8333 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 8334 ret = false; 8335 } 8336 // Delete application's code and resources 8337 sourceFile.delete(); 8338 } 8339 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 8340 final File publicSourceFile = new File(publicSourceDir); 8341 if (!publicSourceFile.exists()) { 8342 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 8343 } 8344 if (publicSourceFile.exists()) { 8345 publicSourceFile.delete(); 8346 } 8347 } 8348 8349 if (libraryPath != null) { 8350 File nativeLibraryFile = new File(libraryPath); 8351 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 8352 if (!nativeLibraryFile.delete()) { 8353 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 8354 } 8355 } 8356 8357 return ret; 8358 } 8359 8360 void cleanUpResourcesLI() { 8361 String sourceDir = getCodePath(); 8362 if (cleanUp()) { 8363 int retCode = mInstaller.rmdex(sourceDir); 8364 if (retCode < 0) { 8365 Slog.w(TAG, "Couldn't remove dex file for package: " 8366 + " at location " 8367 + sourceDir + ", retcode=" + retCode); 8368 // we don't consider this to be a failure of the core package deletion 8369 } 8370 } 8371 } 8372 8373 private boolean setPermissions() { 8374 // TODO Do this in a more elegant way later on. for now just a hack 8375 if (!isFwdLocked()) { 8376 final int filePermissions = 8377 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 8378 |FileUtils.S_IROTH; 8379 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 8380 if (retCode != 0) { 8381 Slog.e(TAG, "Couldn't set new package file permissions for " + 8382 getCodePath() 8383 + ". The return code was: " + retCode); 8384 // TODO Define new internal error 8385 return false; 8386 } 8387 return true; 8388 } 8389 return true; 8390 } 8391 8392 boolean doPostDeleteLI(boolean delete) { 8393 // XXX err, shouldn't we respect the delete flag? 8394 cleanUpResourcesLI(); 8395 return true; 8396 } 8397 } 8398 8399 private boolean isAsecExternal(String cid) { 8400 final String asecPath = PackageHelper.getSdFilesystem(cid); 8401 return !asecPath.startsWith(mAsecInternalPath); 8402 } 8403 8404 /** 8405 * Extract the MountService "container ID" from the full code path of an 8406 * .apk. 8407 */ 8408 static String cidFromCodePath(String fullCodePath) { 8409 int eidx = fullCodePath.lastIndexOf("/"); 8410 String subStr1 = fullCodePath.substring(0, eidx); 8411 int sidx = subStr1.lastIndexOf("/"); 8412 return subStr1.substring(sidx+1, eidx); 8413 } 8414 8415 class AsecInstallArgs extends InstallArgs { 8416 static final String RES_FILE_NAME = "pkg.apk"; 8417 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 8418 8419 String cid; 8420 String packagePath; 8421 String resourcePath; 8422 String libraryPath; 8423 8424 AsecInstallArgs(InstallParams params) { 8425 super(params.getPackageUri(), params.observer, params.flags, 8426 params.installerPackageName, params.getManifestDigest(), 8427 params.getUser()); 8428 } 8429 8430 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 8431 boolean isExternal, boolean isForwardLocked) { 8432 super(null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8433 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8434 null, null, null); 8435 // Extract cid from fullCodePath 8436 int eidx = fullCodePath.lastIndexOf("/"); 8437 String subStr1 = fullCodePath.substring(0, eidx); 8438 int sidx = subStr1.lastIndexOf("/"); 8439 cid = subStr1.substring(sidx+1, eidx); 8440 setCachePath(subStr1); 8441 } 8442 8443 AsecInstallArgs(String cid, boolean isForwardLocked) { 8444 super(null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 8445 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8446 null, null, null); 8447 this.cid = cid; 8448 setCachePath(PackageHelper.getSdDir(cid)); 8449 } 8450 8451 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 8452 super(packageURI, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 8453 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 8454 null, null, null); 8455 this.cid = cid; 8456 } 8457 8458 void createCopyFile() { 8459 cid = getTempContainerId(); 8460 } 8461 8462 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 8463 try { 8464 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8465 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8466 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 8467 } finally { 8468 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8469 } 8470 } 8471 8472 private final boolean isExternal() { 8473 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 8474 } 8475 8476 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 8477 if (temp) { 8478 createCopyFile(); 8479 } else { 8480 /* 8481 * Pre-emptively destroy the container since it's destroyed if 8482 * copying fails due to it existing anyway. 8483 */ 8484 PackageHelper.destroySdDir(cid); 8485 } 8486 8487 final String newCachePath; 8488 try { 8489 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 8490 Intent.FLAG_GRANT_READ_URI_PERMISSION); 8491 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 8492 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 8493 } finally { 8494 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 8495 } 8496 8497 if (newCachePath != null) { 8498 setCachePath(newCachePath); 8499 return PackageManager.INSTALL_SUCCEEDED; 8500 } else { 8501 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8502 } 8503 } 8504 8505 @Override 8506 String getCodePath() { 8507 return packagePath; 8508 } 8509 8510 @Override 8511 String getResourcePath() { 8512 return resourcePath; 8513 } 8514 8515 @Override 8516 String getNativeLibraryPath() { 8517 return libraryPath; 8518 } 8519 8520 int doPreInstall(int status) { 8521 if (status != PackageManager.INSTALL_SUCCEEDED) { 8522 // Destroy container 8523 PackageHelper.destroySdDir(cid); 8524 } else { 8525 boolean mounted = PackageHelper.isContainerMounted(cid); 8526 if (!mounted) { 8527 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 8528 Process.SYSTEM_UID); 8529 if (newCachePath != null) { 8530 setCachePath(newCachePath); 8531 } else { 8532 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8533 } 8534 } 8535 } 8536 return status; 8537 } 8538 8539 boolean doRename(int status, final String pkgName, 8540 String oldCodePath) { 8541 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 8542 String newCachePath = null; 8543 if (PackageHelper.isContainerMounted(cid)) { 8544 // Unmount the container 8545 if (!PackageHelper.unMountSdDir(cid)) { 8546 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 8547 return false; 8548 } 8549 } 8550 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8551 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 8552 " which might be stale. Will try to clean up."); 8553 // Clean up the stale container and proceed to recreate. 8554 if (!PackageHelper.destroySdDir(newCacheId)) { 8555 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 8556 return false; 8557 } 8558 // Successfully cleaned up stale container. Try to rename again. 8559 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 8560 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 8561 + " inspite of cleaning it up."); 8562 return false; 8563 } 8564 } 8565 if (!PackageHelper.isContainerMounted(newCacheId)) { 8566 Slog.w(TAG, "Mounting container " + newCacheId); 8567 newCachePath = PackageHelper.mountSdDir(newCacheId, 8568 getEncryptKey(), Process.SYSTEM_UID); 8569 } else { 8570 newCachePath = PackageHelper.getSdDir(newCacheId); 8571 } 8572 if (newCachePath == null) { 8573 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 8574 return false; 8575 } 8576 Log.i(TAG, "Succesfully renamed " + cid + 8577 " to " + newCacheId + 8578 " at new path: " + newCachePath); 8579 cid = newCacheId; 8580 setCachePath(newCachePath); 8581 return true; 8582 } 8583 8584 private void setCachePath(String newCachePath) { 8585 File cachePath = new File(newCachePath); 8586 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 8587 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 8588 8589 if (isFwdLocked()) { 8590 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 8591 } else { 8592 resourcePath = packagePath; 8593 } 8594 } 8595 8596 int doPostInstall(int status, int uid) { 8597 if (status != PackageManager.INSTALL_SUCCEEDED) { 8598 cleanUp(); 8599 } else { 8600 final int groupOwner; 8601 final String protectedFile; 8602 if (isFwdLocked()) { 8603 groupOwner = UserHandle.getSharedAppGid(uid); 8604 protectedFile = RES_FILE_NAME; 8605 } else { 8606 groupOwner = -1; 8607 protectedFile = null; 8608 } 8609 8610 if (uid < Process.FIRST_APPLICATION_UID 8611 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 8612 Slog.e(TAG, "Failed to finalize " + cid); 8613 PackageHelper.destroySdDir(cid); 8614 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8615 } 8616 8617 boolean mounted = PackageHelper.isContainerMounted(cid); 8618 if (!mounted) { 8619 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 8620 } 8621 } 8622 return status; 8623 } 8624 8625 private void cleanUp() { 8626 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 8627 8628 // Destroy secure container 8629 PackageHelper.destroySdDir(cid); 8630 } 8631 8632 void cleanUpResourcesLI() { 8633 String sourceFile = getCodePath(); 8634 // Remove dex file 8635 int retCode = mInstaller.rmdex(sourceFile); 8636 if (retCode < 0) { 8637 Slog.w(TAG, "Couldn't remove dex file for package: " 8638 + " at location " 8639 + sourceFile.toString() + ", retcode=" + retCode); 8640 // we don't consider this to be a failure of the core package deletion 8641 } 8642 cleanUp(); 8643 } 8644 8645 boolean matchContainer(String app) { 8646 if (cid.startsWith(app)) { 8647 return true; 8648 } 8649 return false; 8650 } 8651 8652 String getPackageName() { 8653 return getAsecPackageName(cid); 8654 } 8655 8656 boolean doPostDeleteLI(boolean delete) { 8657 boolean ret = false; 8658 boolean mounted = PackageHelper.isContainerMounted(cid); 8659 if (mounted) { 8660 // Unmount first 8661 ret = PackageHelper.unMountSdDir(cid); 8662 } 8663 if (ret && delete) { 8664 cleanUpResourcesLI(); 8665 } 8666 return ret; 8667 } 8668 8669 @Override 8670 int doPreCopy() { 8671 if (isFwdLocked()) { 8672 if (!PackageHelper.fixSdPermissions(cid, 8673 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 8674 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8675 } 8676 } 8677 8678 return PackageManager.INSTALL_SUCCEEDED; 8679 } 8680 8681 @Override 8682 int doPostCopy(int uid) { 8683 if (isFwdLocked()) { 8684 if (uid < Process.FIRST_APPLICATION_UID 8685 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 8686 RES_FILE_NAME)) { 8687 Slog.e(TAG, "Failed to finalize " + cid); 8688 PackageHelper.destroySdDir(cid); 8689 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 8690 } 8691 } 8692 8693 return PackageManager.INSTALL_SUCCEEDED; 8694 } 8695 }; 8696 8697 static String getAsecPackageName(String packageCid) { 8698 int idx = packageCid.lastIndexOf("-"); 8699 if (idx == -1) { 8700 return packageCid; 8701 } 8702 return packageCid.substring(0, idx); 8703 } 8704 8705 // Utility method used to create code paths based on package name and available index. 8706 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 8707 String idxStr = ""; 8708 int idx = 1; 8709 // Fall back to default value of idx=1 if prefix is not 8710 // part of oldCodePath 8711 if (oldCodePath != null) { 8712 String subStr = oldCodePath; 8713 // Drop the suffix right away 8714 if (subStr.endsWith(suffix)) { 8715 subStr = subStr.substring(0, subStr.length() - suffix.length()); 8716 } 8717 // If oldCodePath already contains prefix find out the 8718 // ending index to either increment or decrement. 8719 int sidx = subStr.lastIndexOf(prefix); 8720 if (sidx != -1) { 8721 subStr = subStr.substring(sidx + prefix.length()); 8722 if (subStr != null) { 8723 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 8724 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 8725 } 8726 try { 8727 idx = Integer.parseInt(subStr); 8728 if (idx <= 1) { 8729 idx++; 8730 } else { 8731 idx--; 8732 } 8733 } catch(NumberFormatException e) { 8734 } 8735 } 8736 } 8737 } 8738 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 8739 return prefix + idxStr; 8740 } 8741 8742 // Utility method used to ignore ADD/REMOVE events 8743 // by directory observer. 8744 private static boolean ignoreCodePath(String fullPathStr) { 8745 String apkName = getApkName(fullPathStr); 8746 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 8747 if (idx != -1 && ((idx+1) < apkName.length())) { 8748 // Make sure the package ends with a numeral 8749 String version = apkName.substring(idx+1); 8750 try { 8751 Integer.parseInt(version); 8752 return true; 8753 } catch (NumberFormatException e) {} 8754 } 8755 return false; 8756 } 8757 8758 // Utility method that returns the relative package path with respect 8759 // to the installation directory. Like say for /data/data/com.test-1.apk 8760 // string com.test-1 is returned. 8761 static String getApkName(String codePath) { 8762 if (codePath == null) { 8763 return null; 8764 } 8765 int sidx = codePath.lastIndexOf("/"); 8766 int eidx = codePath.lastIndexOf("."); 8767 if (eidx == -1) { 8768 eidx = codePath.length(); 8769 } else if (eidx == 0) { 8770 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 8771 return null; 8772 } 8773 return codePath.substring(sidx+1, eidx); 8774 } 8775 8776 class PackageInstalledInfo { 8777 String name; 8778 int uid; 8779 // The set of users that originally had this package installed. 8780 int[] origUsers; 8781 // The set of users that now have this package installed. 8782 int[] newUsers; 8783 PackageParser.Package pkg; 8784 int returnCode; 8785 PackageRemovedInfo removedInfo; 8786 } 8787 8788 /* 8789 * Install a non-existing package. 8790 */ 8791 private void installNewPackageLI(PackageParser.Package pkg, 8792 int parseFlags, int scanMode, UserHandle user, 8793 String installerPackageName, PackageInstalledInfo res) { 8794 // Remember this for later, in case we need to rollback this install 8795 String pkgName = pkg.packageName; 8796 8797 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 8798 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 8799 synchronized(mPackages) { 8800 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 8801 // A package with the same name is already installed, though 8802 // it has been renamed to an older name. The package we 8803 // are trying to install should be installed as an update to 8804 // the existing one, but that has not been requested, so bail. 8805 Slog.w(TAG, "Attempt to re-install " + pkgName 8806 + " without first uninstalling package running as " 8807 + mSettings.mRenamedPackages.get(pkgName)); 8808 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8809 return; 8810 } 8811 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 8812 // Don't allow installation over an existing package with the same name. 8813 Slog.w(TAG, "Attempt to re-install " + pkgName 8814 + " without first uninstalling."); 8815 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 8816 return; 8817 } 8818 } 8819 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 8820 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 8821 System.currentTimeMillis(), user); 8822 if (newPackage == null) { 8823 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 8824 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 8825 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 8826 } 8827 } else { 8828 updateSettingsLI(newPackage, 8829 installerPackageName, 8830 null, null, 8831 res); 8832 // delete the partially installed application. the data directory will have to be 8833 // restored if it was already existing 8834 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 8835 // remove package from internal structures. Note that we want deletePackageX to 8836 // delete the package data and cache directories that it created in 8837 // scanPackageLocked, unless those directories existed before we even tried to 8838 // install. 8839 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 8840 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 8841 res.removedInfo, true); 8842 } 8843 } 8844 } 8845 8846 private void replacePackageLI(PackageParser.Package pkg, 8847 int parseFlags, int scanMode, UserHandle user, 8848 String installerPackageName, PackageInstalledInfo res) { 8849 8850 PackageParser.Package oldPackage; 8851 String pkgName = pkg.packageName; 8852 int[] allUsers; 8853 boolean[] perUserInstalled; 8854 8855 // First find the old package info and check signatures 8856 synchronized(mPackages) { 8857 oldPackage = mPackages.get(pkgName); 8858 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 8859 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 8860 != PackageManager.SIGNATURE_MATCH) { 8861 Slog.w(TAG, "New package has a different signature: " + pkgName); 8862 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 8863 return; 8864 } 8865 8866 // In case of rollback, remember per-user/profile install state 8867 PackageSetting ps = mSettings.mPackages.get(pkgName); 8868 allUsers = sUserManager.getUserIds(); 8869 perUserInstalled = new boolean[allUsers.length]; 8870 for (int i = 0; i < allUsers.length; i++) { 8871 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 8872 } 8873 } 8874 boolean sysPkg = (isSystemApp(oldPackage)); 8875 if (sysPkg) { 8876 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 8877 user, allUsers, perUserInstalled, installerPackageName, res); 8878 } else { 8879 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 8880 user, allUsers, perUserInstalled, installerPackageName, res); 8881 } 8882 } 8883 8884 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 8885 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 8886 int[] allUsers, boolean[] perUserInstalled, 8887 String installerPackageName, PackageInstalledInfo res) { 8888 PackageParser.Package newPackage = null; 8889 String pkgName = deletedPackage.packageName; 8890 boolean deletedPkg = true; 8891 boolean updatedSettings = false; 8892 8893 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 8894 + deletedPackage); 8895 long origUpdateTime; 8896 if (pkg.mExtras != null) { 8897 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 8898 } else { 8899 origUpdateTime = 0; 8900 } 8901 8902 // First delete the existing package while retaining the data directory 8903 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 8904 res.removedInfo, true)) { 8905 // If the existing package wasn't successfully deleted 8906 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 8907 deletedPkg = false; 8908 } else { 8909 // Successfully deleted the old package. Now proceed with re-installation 8910 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 8911 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 8912 System.currentTimeMillis(), user); 8913 if (newPackage == null) { 8914 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 8915 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 8916 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 8917 } 8918 } else { 8919 updateSettingsLI(newPackage, 8920 installerPackageName, 8921 allUsers, perUserInstalled, 8922 res); 8923 updatedSettings = true; 8924 } 8925 } 8926 8927 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 8928 // remove package from internal structures. Note that we want deletePackageX to 8929 // delete the package data and cache directories that it created in 8930 // scanPackageLocked, unless those directories existed before we even tried to 8931 // install. 8932 if(updatedSettings) { 8933 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 8934 deletePackageLI( 8935 pkgName, null, true, allUsers, perUserInstalled, 8936 PackageManager.DELETE_KEEP_DATA, 8937 res.removedInfo, true); 8938 } 8939 // Since we failed to install the new package we need to restore the old 8940 // package that we deleted. 8941 if(deletedPkg) { 8942 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 8943 File restoreFile = new File(deletedPackage.mPath); 8944 // Parse old package 8945 boolean oldOnSd = isExternal(deletedPackage); 8946 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 8947 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 8948 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 8949 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 8950 | SCAN_UPDATE_TIME; 8951 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 8952 origUpdateTime, null) == null) { 8953 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 8954 return; 8955 } 8956 // Restore of old package succeeded. Update permissions. 8957 // writer 8958 synchronized (mPackages) { 8959 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 8960 UPDATE_PERMISSIONS_ALL); 8961 // can downgrade to reader 8962 mSettings.writeLPr(); 8963 } 8964 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 8965 } 8966 } 8967 } 8968 8969 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 8970 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 8971 int[] allUsers, boolean[] perUserInstalled, 8972 String installerPackageName, PackageInstalledInfo res) { 8973 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 8974 + ", old=" + deletedPackage); 8975 PackageParser.Package newPackage = null; 8976 boolean updatedSettings = false; 8977 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 8978 PackageParser.PARSE_IS_SYSTEM; 8979 if ((deletedPackage.applicationInfo.flags&ApplicationInfo.FLAG_PRIVILEGED) != 0) { 8980 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8981 } 8982 String packageName = deletedPackage.packageName; 8983 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 8984 if (packageName == null) { 8985 Slog.w(TAG, "Attempt to delete null packageName."); 8986 return; 8987 } 8988 PackageParser.Package oldPkg; 8989 PackageSetting oldPkgSetting; 8990 // reader 8991 synchronized (mPackages) { 8992 oldPkg = mPackages.get(packageName); 8993 oldPkgSetting = mSettings.mPackages.get(packageName); 8994 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 8995 (oldPkgSetting == null)) { 8996 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 8997 return; 8998 } 8999 } 9000 9001 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 9002 9003 res.removedInfo.uid = oldPkg.applicationInfo.uid; 9004 res.removedInfo.removedPackage = packageName; 9005 // Remove existing system package 9006 removePackageLI(oldPkgSetting, true); 9007 // writer 9008 synchronized (mPackages) { 9009 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 9010 // We didn't need to disable the .apk as a current system package, 9011 // which means we are replacing another update that is already 9012 // installed. We need to make sure to delete the older one's .apk. 9013 res.removedInfo.args = createInstallArgs(0, 9014 deletedPackage.applicationInfo.sourceDir, 9015 deletedPackage.applicationInfo.publicSourceDir, 9016 deletedPackage.applicationInfo.nativeLibraryDir); 9017 } else { 9018 res.removedInfo.args = null; 9019 } 9020 } 9021 9022 // Successfully disabled the old package. Now proceed with re-installation 9023 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 9024 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9025 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 9026 if (newPackage == null) { 9027 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 9028 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 9029 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 9030 } 9031 } else { 9032 if (newPackage.mExtras != null) { 9033 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 9034 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 9035 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 9036 } 9037 updateSettingsLI(newPackage, installerPackageName, allUsers, perUserInstalled, res); 9038 updatedSettings = true; 9039 } 9040 9041 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 9042 // Re installation failed. Restore old information 9043 // Remove new pkg information 9044 if (newPackage != null) { 9045 removeInstalledPackageLI(newPackage, true); 9046 } 9047 // Add back the old system package 9048 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 9049 // Restore the old system information in Settings 9050 synchronized(mPackages) { 9051 if (updatedSettings) { 9052 mSettings.enableSystemPackageLPw(packageName); 9053 mSettings.setInstallerPackageName(packageName, 9054 oldPkgSetting.installerPackageName); 9055 } 9056 mSettings.writeLPr(); 9057 } 9058 } 9059 } 9060 9061 // Utility method used to move dex files during install. 9062 private int moveDexFilesLI(PackageParser.Package newPackage) { 9063 int retCode; 9064 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 9065 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 9066 if (retCode != 0) { 9067 if (mNoDexOpt) { 9068 /* 9069 * If we're in an engineering build, programs are lazily run 9070 * through dexopt. If the .dex file doesn't exist yet, it 9071 * will be created when the program is run next. 9072 */ 9073 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 9074 } else { 9075 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 9076 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9077 } 9078 } 9079 } 9080 return PackageManager.INSTALL_SUCCEEDED; 9081 } 9082 9083 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 9084 int[] allUsers, boolean[] perUserInstalled, 9085 PackageInstalledInfo res) { 9086 String pkgName = newPackage.packageName; 9087 synchronized (mPackages) { 9088 //write settings. the installStatus will be incomplete at this stage. 9089 //note that the new package setting would have already been 9090 //added to mPackages. It hasn't been persisted yet. 9091 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 9092 mSettings.writeLPr(); 9093 } 9094 9095 if ((res.returnCode = moveDexFilesLI(newPackage)) 9096 != PackageManager.INSTALL_SUCCEEDED) { 9097 // Discontinue if moving dex files failed. 9098 return; 9099 } 9100 9101 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.mPath); 9102 9103 synchronized (mPackages) { 9104 updatePermissionsLPw(newPackage.packageName, newPackage, 9105 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 9106 ? UPDATE_PERMISSIONS_ALL : 0)); 9107 // For system-bundled packages, we assume that installing an upgraded version 9108 // of the package implies that the user actually wants to run that new code, 9109 // so we enable the package. 9110 if (isSystemApp(newPackage)) { 9111 // NB: implicit assumption that system package upgrades apply to all users 9112 if (DEBUG_INSTALL) { 9113 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 9114 } 9115 PackageSetting ps = mSettings.mPackages.get(pkgName); 9116 if (ps != null) { 9117 if (res.origUsers != null) { 9118 for (int userHandle : res.origUsers) { 9119 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 9120 userHandle, installerPackageName); 9121 } 9122 } 9123 // Also convey the prior install/uninstall state 9124 if (allUsers != null && perUserInstalled != null) { 9125 for (int i = 0; i < allUsers.length; i++) { 9126 if (DEBUG_INSTALL) { 9127 Slog.d(TAG, " user " + allUsers[i] 9128 + " => " + perUserInstalled[i]); 9129 } 9130 ps.setInstalled(perUserInstalled[i], allUsers[i]); 9131 } 9132 // these install state changes will be persisted in the 9133 // upcoming call to mSettings.writeLPr(). 9134 } 9135 } 9136 } 9137 res.name = pkgName; 9138 res.uid = newPackage.applicationInfo.uid; 9139 res.pkg = newPackage; 9140 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 9141 mSettings.setInstallerPackageName(pkgName, installerPackageName); 9142 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9143 //to update install status 9144 mSettings.writeLPr(); 9145 } 9146 } 9147 9148 private void installPackageLI(InstallArgs args, 9149 boolean newInstall, PackageInstalledInfo res) { 9150 int pFlags = args.flags; 9151 String installerPackageName = args.installerPackageName; 9152 File tmpPackageFile = new File(args.getCodePath()); 9153 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 9154 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 9155 boolean replace = false; 9156 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 9157 | (newInstall ? SCAN_NEW_INSTALL : 0); 9158 // Result object to be returned 9159 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 9160 9161 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 9162 // Retrieve PackageSettings and parse package 9163 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 9164 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 9165 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 9166 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 9167 pp.setSeparateProcesses(mSeparateProcesses); 9168 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 9169 null, mMetrics, parseFlags); 9170 if (pkg == null) { 9171 res.returnCode = pp.getParseError(); 9172 return; 9173 } 9174 String pkgName = res.name = pkg.packageName; 9175 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 9176 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 9177 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 9178 return; 9179 } 9180 } 9181 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 9182 res.returnCode = pp.getParseError(); 9183 return; 9184 } 9185 9186 /* If the installer passed in a manifest digest, compare it now. */ 9187 if (args.manifestDigest != null) { 9188 if (DEBUG_INSTALL) { 9189 final String parsedManifest = pkg.manifestDigest == null ? "null" 9190 : pkg.manifestDigest.toString(); 9191 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 9192 + parsedManifest); 9193 } 9194 9195 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 9196 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 9197 return; 9198 } 9199 } else if (DEBUG_INSTALL) { 9200 final String parsedManifest = pkg.manifestDigest == null 9201 ? "null" : pkg.manifestDigest.toString(); 9202 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 9203 } 9204 9205 // Get rid of all references to package scan path via parser. 9206 pp = null; 9207 String oldCodePath = null; 9208 boolean systemApp = false; 9209 synchronized (mPackages) { 9210 // Check if installing already existing package 9211 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9212 String oldName = mSettings.mRenamedPackages.get(pkgName); 9213 if (pkg.mOriginalPackages != null 9214 && pkg.mOriginalPackages.contains(oldName) 9215 && mPackages.containsKey(oldName)) { 9216 // This package is derived from an original package, 9217 // and this device has been updating from that original 9218 // name. We must continue using the original name, so 9219 // rename the new package here. 9220 pkg.setPackageName(oldName); 9221 pkgName = pkg.packageName; 9222 replace = true; 9223 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 9224 + oldName + " pkgName=" + pkgName); 9225 } else if (mPackages.containsKey(pkgName)) { 9226 // This package, under its official name, already exists 9227 // on the device; we should replace it. 9228 replace = true; 9229 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 9230 } 9231 } 9232 PackageSetting ps = mSettings.mPackages.get(pkgName); 9233 if (ps != null) { 9234 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 9235 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 9236 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 9237 systemApp = (ps.pkg.applicationInfo.flags & 9238 ApplicationInfo.FLAG_SYSTEM) != 0; 9239 } 9240 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9241 } 9242 } 9243 9244 if (systemApp && onSd) { 9245 // Disable updates to system apps on sdcard 9246 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 9247 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9248 return; 9249 } 9250 9251 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 9252 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9253 return; 9254 } 9255 // Set application objects path explicitly after the rename 9256 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 9257 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 9258 if (replace) { 9259 replacePackageLI(pkg, parseFlags, scanMode, args.user, 9260 installerPackageName, res); 9261 } else { 9262 installNewPackageLI(pkg, parseFlags, scanMode | SCAN_DELETE_DATA_ON_FAILURES, args.user, 9263 installerPackageName, res); 9264 } 9265 synchronized (mPackages) { 9266 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9267 if (ps != null) { 9268 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 9269 } 9270 } 9271 } 9272 9273 private static boolean isForwardLocked(PackageParser.Package pkg) { 9274 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9275 } 9276 9277 9278 private boolean isForwardLocked(PackageSetting ps) { 9279 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 9280 } 9281 9282 private static boolean isExternal(PackageParser.Package pkg) { 9283 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9284 } 9285 9286 private static boolean isExternal(PackageSetting ps) { 9287 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 9288 } 9289 9290 private static boolean isSystemApp(PackageParser.Package pkg) { 9291 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9292 } 9293 9294 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 9295 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PRIVILEGED) != 0; 9296 } 9297 9298 private static boolean isSystemApp(ApplicationInfo info) { 9299 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 9300 } 9301 9302 private static boolean isSystemApp(PackageSetting ps) { 9303 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 9304 } 9305 9306 private static boolean isUpdatedSystemApp(PackageSetting ps) { 9307 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9308 } 9309 9310 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 9311 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 9312 } 9313 9314 private int packageFlagsToInstallFlags(PackageSetting ps) { 9315 int installFlags = 0; 9316 if (isExternal(ps)) { 9317 installFlags |= PackageManager.INSTALL_EXTERNAL; 9318 } 9319 if (isForwardLocked(ps)) { 9320 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9321 } 9322 return installFlags; 9323 } 9324 9325 private void deleteTempPackageFiles() { 9326 final FilenameFilter filter = new FilenameFilter() { 9327 public boolean accept(File dir, String name) { 9328 return name.startsWith("vmdl") && name.endsWith(".tmp"); 9329 } 9330 }; 9331 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 9332 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 9333 } 9334 9335 private static final void deleteTempPackageFilesInDirectory(File directory, 9336 FilenameFilter filter) { 9337 final String[] tmpFilesList = directory.list(filter); 9338 if (tmpFilesList == null) { 9339 return; 9340 } 9341 for (int i = 0; i < tmpFilesList.length; i++) { 9342 final File tmpFile = new File(directory, tmpFilesList[i]); 9343 tmpFile.delete(); 9344 } 9345 } 9346 9347 private File createTempPackageFile(File installDir) { 9348 File tmpPackageFile; 9349 try { 9350 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 9351 } catch (IOException e) { 9352 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 9353 return null; 9354 } 9355 try { 9356 FileUtils.setPermissions( 9357 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 9358 -1, -1); 9359 if (!SELinux.restorecon(tmpPackageFile)) { 9360 return null; 9361 } 9362 } catch (IOException e) { 9363 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 9364 return null; 9365 } 9366 return tmpPackageFile; 9367 } 9368 9369 @Override 9370 public void deletePackageAsUser(final String packageName, 9371 final IPackageDeleteObserver observer, 9372 final int userId, final int flags) { 9373 mContext.enforceCallingOrSelfPermission( 9374 android.Manifest.permission.DELETE_PACKAGES, null); 9375 final int uid = Binder.getCallingUid(); 9376 if (UserHandle.getUserId(uid) != userId) { 9377 mContext.enforceCallingPermission( 9378 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 9379 "deletePackage for user " + userId); 9380 } 9381 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 9382 try { 9383 observer.packageDeleted(packageName, PackageManager.DELETE_FAILED_USER_RESTRICTED); 9384 } catch (RemoteException re) { 9385 } 9386 return; 9387 } 9388 9389 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 9390 // Queue up an async operation since the package deletion may take a little while. 9391 mHandler.post(new Runnable() { 9392 public void run() { 9393 mHandler.removeCallbacks(this); 9394 final int returnCode = deletePackageX(packageName, userId, flags); 9395 if (observer != null) { 9396 try { 9397 observer.packageDeleted(packageName, returnCode); 9398 } catch (RemoteException e) { 9399 Log.i(TAG, "Observer no longer exists."); 9400 } //end catch 9401 } //end if 9402 } //end run 9403 }); 9404 } 9405 9406 private boolean isPackageDeviceAdmin(String packageName, int userId) { 9407 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 9408 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 9409 try { 9410 if (dpm != null && (dpm.packageHasActiveAdmins(packageName, userId) 9411 || dpm.isDeviceOwner(packageName))) { 9412 return true; 9413 } 9414 } catch (RemoteException e) { 9415 } 9416 return false; 9417 } 9418 9419 /** 9420 * This method is an internal method that could be get invoked either 9421 * to delete an installed package or to clean up a failed installation. 9422 * After deleting an installed package, a broadcast is sent to notify any 9423 * listeners that the package has been installed. For cleaning up a failed 9424 * installation, the broadcast is not necessary since the package's 9425 * installation wouldn't have sent the initial broadcast either 9426 * The key steps in deleting a package are 9427 * deleting the package information in internal structures like mPackages, 9428 * deleting the packages base directories through installd 9429 * updating mSettings to reflect current status 9430 * persisting settings for later use 9431 * sending a broadcast if necessary 9432 */ 9433 private int deletePackageX(String packageName, int userId, int flags) { 9434 final PackageRemovedInfo info = new PackageRemovedInfo(); 9435 final boolean res; 9436 9437 if (isPackageDeviceAdmin(packageName, userId)) { 9438 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 9439 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 9440 } 9441 9442 boolean removedForAllUsers = false; 9443 boolean systemUpdate = false; 9444 9445 // for the uninstall-updates case and restricted profiles, remember the per- 9446 // userhandle installed state 9447 int[] allUsers; 9448 boolean[] perUserInstalled; 9449 synchronized (mPackages) { 9450 PackageSetting ps = mSettings.mPackages.get(packageName); 9451 allUsers = sUserManager.getUserIds(); 9452 perUserInstalled = new boolean[allUsers.length]; 9453 for (int i = 0; i < allUsers.length; i++) { 9454 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 9455 } 9456 } 9457 9458 synchronized (mInstallLock) { 9459 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 9460 res = deletePackageLI(packageName, 9461 (flags & PackageManager.DELETE_ALL_USERS) != 0 9462 ? UserHandle.ALL : new UserHandle(userId), 9463 true, allUsers, perUserInstalled, 9464 flags | REMOVE_CHATTY, info, true); 9465 systemUpdate = info.isRemovedPackageSystemUpdate; 9466 if (res && !systemUpdate && mPackages.get(packageName) == null) { 9467 removedForAllUsers = true; 9468 } 9469 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 9470 + " removedForAllUsers=" + removedForAllUsers); 9471 } 9472 9473 if (res) { 9474 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 9475 9476 // If the removed package was a system update, the old system package 9477 // was re-enabled; we need to broadcast this information 9478 if (systemUpdate) { 9479 Bundle extras = new Bundle(1); 9480 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 9481 ? info.removedAppId : info.uid); 9482 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9483 9484 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 9485 extras, null, null, null); 9486 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 9487 extras, null, null, null); 9488 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 9489 null, packageName, null, null); 9490 } 9491 } 9492 // Force a gc here. 9493 Runtime.getRuntime().gc(); 9494 // Delete the resources here after sending the broadcast to let 9495 // other processes clean up before deleting resources. 9496 if (info.args != null) { 9497 synchronized (mInstallLock) { 9498 info.args.doPostDeleteLI(true); 9499 } 9500 } 9501 9502 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 9503 } 9504 9505 static class PackageRemovedInfo { 9506 String removedPackage; 9507 int uid = -1; 9508 int removedAppId = -1; 9509 int[] removedUsers = null; 9510 boolean isRemovedPackageSystemUpdate = false; 9511 // Clean up resources deleted packages. 9512 InstallArgs args = null; 9513 9514 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 9515 Bundle extras = new Bundle(1); 9516 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 9517 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 9518 if (replacing) { 9519 extras.putBoolean(Intent.EXTRA_REPLACING, true); 9520 } 9521 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 9522 if (removedPackage != null) { 9523 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 9524 extras, null, null, removedUsers); 9525 if (fullRemove && !replacing) { 9526 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 9527 extras, null, null, removedUsers); 9528 } 9529 } 9530 if (removedAppId >= 0) { 9531 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 9532 removedUsers); 9533 } 9534 } 9535 } 9536 9537 /* 9538 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 9539 * flag is not set, the data directory is removed as well. 9540 * make sure this flag is set for partially installed apps. If not its meaningless to 9541 * delete a partially installed application. 9542 */ 9543 private void removePackageDataLI(PackageSetting ps, 9544 int[] allUserHandles, boolean[] perUserInstalled, 9545 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 9546 String packageName = ps.name; 9547 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 9548 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 9549 // Retrieve object to delete permissions for shared user later on 9550 final PackageSetting deletedPs; 9551 // reader 9552 synchronized (mPackages) { 9553 deletedPs = mSettings.mPackages.get(packageName); 9554 if (outInfo != null) { 9555 outInfo.removedPackage = packageName; 9556 outInfo.removedUsers = deletedPs != null 9557 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 9558 : null; 9559 } 9560 } 9561 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9562 removeDataDirsLI(packageName); 9563 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 9564 } 9565 // writer 9566 synchronized (mPackages) { 9567 if (deletedPs != null) { 9568 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 9569 if (outInfo != null) { 9570 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 9571 } 9572 if (deletedPs != null) { 9573 updatePermissionsLPw(deletedPs.name, null, 0); 9574 if (deletedPs.sharedUser != null) { 9575 // remove permissions associated with package 9576 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 9577 } 9578 } 9579 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 9580 } 9581 // make sure to preserve per-user disabled state if this removal was just 9582 // a downgrade of a system app to the factory package 9583 if (allUserHandles != null && perUserInstalled != null) { 9584 if (DEBUG_REMOVE) { 9585 Slog.d(TAG, "Propagating install state across downgrade"); 9586 } 9587 for (int i = 0; i < allUserHandles.length; i++) { 9588 if (DEBUG_REMOVE) { 9589 Slog.d(TAG, " user " + allUserHandles[i] 9590 + " => " + perUserInstalled[i]); 9591 } 9592 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9593 } 9594 } 9595 } 9596 // can downgrade to reader 9597 if (writeSettings) { 9598 // Save settings now 9599 mSettings.writeLPr(); 9600 } 9601 } 9602 if (outInfo != null) { 9603 // A user ID was deleted here. Go through all users and remove it 9604 // from KeyStore. 9605 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 9606 } 9607 } 9608 9609 static boolean locationIsPrivileged(File path) { 9610 try { 9611 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 9612 .getCanonicalPath(); 9613 return path.getCanonicalPath().startsWith(privilegedAppDir); 9614 } catch (IOException e) { 9615 Slog.e(TAG, "Unable to access code path " + path); 9616 } 9617 return false; 9618 } 9619 9620 /* 9621 * Tries to delete system package. 9622 */ 9623 private boolean deleteSystemPackageLI(PackageSetting newPs, 9624 int[] allUserHandles, boolean[] perUserInstalled, 9625 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 9626 final boolean applyUserRestrictions 9627 = (allUserHandles != null) && (perUserInstalled != null); 9628 PackageSetting disabledPs = null; 9629 // Confirm if the system package has been updated 9630 // An updated system app can be deleted. This will also have to restore 9631 // the system pkg from system partition 9632 // reader 9633 synchronized (mPackages) { 9634 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 9635 } 9636 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 9637 + " disabledPs=" + disabledPs); 9638 if (disabledPs == null) { 9639 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 9640 return false; 9641 } else if (DEBUG_REMOVE) { 9642 Slog.d(TAG, "Deleting system pkg from data partition"); 9643 } 9644 if (DEBUG_REMOVE) { 9645 if (applyUserRestrictions) { 9646 Slog.d(TAG, "Remembering install states:"); 9647 for (int i = 0; i < allUserHandles.length; i++) { 9648 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 9649 } 9650 } 9651 } 9652 // Delete the updated package 9653 outInfo.isRemovedPackageSystemUpdate = true; 9654 if (disabledPs.versionCode < newPs.versionCode) { 9655 // Delete data for downgrades 9656 flags &= ~PackageManager.DELETE_KEEP_DATA; 9657 } else { 9658 // Preserve data by setting flag 9659 flags |= PackageManager.DELETE_KEEP_DATA; 9660 } 9661 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 9662 allUserHandles, perUserInstalled, outInfo, writeSettings); 9663 if (!ret) { 9664 return false; 9665 } 9666 // writer 9667 synchronized (mPackages) { 9668 // Reinstate the old system package 9669 mSettings.enableSystemPackageLPw(newPs.name); 9670 // Remove any native libraries from the upgraded package. 9671 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 9672 } 9673 // Install the system package 9674 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 9675 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 9676 if (locationIsPrivileged(disabledPs.codePath)) { 9677 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 9678 } 9679 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 9680 parseFlags, SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 9681 9682 if (newPkg == null) { 9683 Slog.w(TAG, "Failed to restore system package:" + newPs.name 9684 + " with error:" + mLastScanError); 9685 return false; 9686 } 9687 // writer 9688 synchronized (mPackages) { 9689 updatePermissionsLPw(newPkg.packageName, newPkg, 9690 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 9691 if (applyUserRestrictions) { 9692 if (DEBUG_REMOVE) { 9693 Slog.d(TAG, "Propagating install state across reinstall"); 9694 } 9695 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 9696 for (int i = 0; i < allUserHandles.length; i++) { 9697 if (DEBUG_REMOVE) { 9698 Slog.d(TAG, " user " + allUserHandles[i] 9699 + " => " + perUserInstalled[i]); 9700 } 9701 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 9702 } 9703 // Regardless of writeSettings we need to ensure that this restriction 9704 // state propagation is persisted 9705 mSettings.writeAllUsersPackageRestrictionsLPr(); 9706 } 9707 // can downgrade to reader here 9708 if (writeSettings) { 9709 mSettings.writeLPr(); 9710 } 9711 } 9712 return true; 9713 } 9714 9715 private boolean deleteInstalledPackageLI(PackageSetting ps, 9716 boolean deleteCodeAndResources, int flags, 9717 int[] allUserHandles, boolean[] perUserInstalled, 9718 PackageRemovedInfo outInfo, boolean writeSettings) { 9719 if (outInfo != null) { 9720 outInfo.uid = ps.appId; 9721 } 9722 9723 // Delete package data from internal structures and also remove data if flag is set 9724 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 9725 9726 // Delete application code and resources 9727 if (deleteCodeAndResources && (outInfo != null)) { 9728 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 9729 ps.resourcePathString, ps.nativeLibraryPathString); 9730 } 9731 return true; 9732 } 9733 9734 /* 9735 * This method handles package deletion in general 9736 */ 9737 private boolean deletePackageLI(String packageName, UserHandle user, 9738 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 9739 int flags, PackageRemovedInfo outInfo, 9740 boolean writeSettings) { 9741 if (packageName == null) { 9742 Slog.w(TAG, "Attempt to delete null packageName."); 9743 return false; 9744 } 9745 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 9746 PackageSetting ps; 9747 boolean dataOnly = false; 9748 int removeUser = -1; 9749 int appId = -1; 9750 synchronized (mPackages) { 9751 ps = mSettings.mPackages.get(packageName); 9752 if (ps == null) { 9753 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 9754 return false; 9755 } 9756 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 9757 && user.getIdentifier() != UserHandle.USER_ALL) { 9758 // The caller is asking that the package only be deleted for a single 9759 // user. To do this, we just mark its uninstalled state and delete 9760 // its data. If this is a system app, we only allow this to happen if 9761 // they have set the special DELETE_SYSTEM_APP which requests different 9762 // semantics than normal for uninstalling system apps. 9763 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 9764 ps.setUserState(user.getIdentifier(), 9765 COMPONENT_ENABLED_STATE_DEFAULT, 9766 false, //installed 9767 true, //stopped 9768 true, //notLaunched 9769 false, //blocked 9770 null, null, null); 9771 if (!isSystemApp(ps)) { 9772 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 9773 // Other user still have this package installed, so all 9774 // we need to do is clear this user's data and save that 9775 // it is uninstalled. 9776 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 9777 removeUser = user.getIdentifier(); 9778 appId = ps.appId; 9779 mSettings.writePackageRestrictionsLPr(removeUser); 9780 } else { 9781 // We need to set it back to 'installed' so the uninstall 9782 // broadcasts will be sent correctly. 9783 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 9784 ps.setInstalled(true, user.getIdentifier()); 9785 } 9786 } else { 9787 // This is a system app, so we assume that the 9788 // other users still have this package installed, so all 9789 // we need to do is clear this user's data and save that 9790 // it is uninstalled. 9791 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 9792 removeUser = user.getIdentifier(); 9793 appId = ps.appId; 9794 mSettings.writePackageRestrictionsLPr(removeUser); 9795 } 9796 } 9797 } 9798 9799 if (removeUser >= 0) { 9800 // From above, we determined that we are deleting this only 9801 // for a single user. Continue the work here. 9802 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 9803 if (outInfo != null) { 9804 outInfo.removedPackage = packageName; 9805 outInfo.removedAppId = appId; 9806 outInfo.removedUsers = new int[] {removeUser}; 9807 } 9808 mInstaller.clearUserData(packageName, removeUser); 9809 removeKeystoreDataIfNeeded(removeUser, appId); 9810 schedulePackageCleaning(packageName, removeUser, false); 9811 return true; 9812 } 9813 9814 if (dataOnly) { 9815 // Delete application data first 9816 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 9817 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 9818 return true; 9819 } 9820 9821 boolean ret = false; 9822 mSettings.mKeySetManager.removeAppKeySetData(packageName); 9823 if (isSystemApp(ps)) { 9824 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 9825 // When an updated system application is deleted we delete the existing resources as well and 9826 // fall back to existing code in system partition 9827 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 9828 flags, outInfo, writeSettings); 9829 } else { 9830 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 9831 // Kill application pre-emptively especially for apps on sd. 9832 killApplication(packageName, ps.appId, "uninstall pkg"); 9833 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 9834 allUserHandles, perUserInstalled, 9835 outInfo, writeSettings); 9836 } 9837 9838 return ret; 9839 } 9840 9841 private final class ClearStorageConnection implements ServiceConnection { 9842 IMediaContainerService mContainerService; 9843 9844 @Override 9845 public void onServiceConnected(ComponentName name, IBinder service) { 9846 synchronized (this) { 9847 mContainerService = IMediaContainerService.Stub.asInterface(service); 9848 notifyAll(); 9849 } 9850 } 9851 9852 @Override 9853 public void onServiceDisconnected(ComponentName name) { 9854 } 9855 } 9856 9857 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 9858 final boolean mounted; 9859 if (Environment.isExternalStorageEmulated()) { 9860 mounted = true; 9861 } else { 9862 final String status = Environment.getExternalStorageState(); 9863 9864 mounted = status.equals(Environment.MEDIA_MOUNTED) 9865 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 9866 } 9867 9868 if (!mounted) { 9869 return; 9870 } 9871 9872 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 9873 int[] users; 9874 if (userId == UserHandle.USER_ALL) { 9875 users = sUserManager.getUserIds(); 9876 } else { 9877 users = new int[] { userId }; 9878 } 9879 final ClearStorageConnection conn = new ClearStorageConnection(); 9880 if (mContext.bindServiceAsUser( 9881 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 9882 try { 9883 for (int curUser : users) { 9884 long timeout = SystemClock.uptimeMillis() + 5000; 9885 synchronized (conn) { 9886 long now = SystemClock.uptimeMillis(); 9887 while (conn.mContainerService == null && now < timeout) { 9888 try { 9889 conn.wait(timeout - now); 9890 } catch (InterruptedException e) { 9891 } 9892 } 9893 } 9894 if (conn.mContainerService == null) { 9895 return; 9896 } 9897 9898 final UserEnvironment userEnv = new UserEnvironment(curUser); 9899 clearDirectory(conn.mContainerService, 9900 userEnv.buildExternalStorageAppCacheDirs(packageName)); 9901 if (allData) { 9902 clearDirectory(conn.mContainerService, 9903 userEnv.buildExternalStorageAppDataDirs(packageName)); 9904 clearDirectory(conn.mContainerService, 9905 userEnv.buildExternalStorageAppMediaDirs(packageName)); 9906 } 9907 } 9908 } finally { 9909 mContext.unbindService(conn); 9910 } 9911 } 9912 } 9913 9914 @Override 9915 public void clearApplicationUserData(final String packageName, 9916 final IPackageDataObserver observer, final int userId) { 9917 mContext.enforceCallingOrSelfPermission( 9918 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 9919 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 9920 // Queue up an async operation since the package deletion may take a little while. 9921 mHandler.post(new Runnable() { 9922 public void run() { 9923 mHandler.removeCallbacks(this); 9924 final boolean succeeded; 9925 synchronized (mInstallLock) { 9926 succeeded = clearApplicationUserDataLI(packageName, userId); 9927 } 9928 clearExternalStorageDataSync(packageName, userId, true); 9929 if (succeeded) { 9930 // invoke DeviceStorageMonitor's update method to clear any notifications 9931 DeviceStorageMonitorInternal 9932 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 9933 if (dsm != null) { 9934 dsm.checkMemory(); 9935 } 9936 } 9937 if(observer != null) { 9938 try { 9939 observer.onRemoveCompleted(packageName, succeeded); 9940 } catch (RemoteException e) { 9941 Log.i(TAG, "Observer no longer exists."); 9942 } 9943 } //end if observer 9944 } //end run 9945 }); 9946 } 9947 9948 private boolean clearApplicationUserDataLI(String packageName, int userId) { 9949 if (packageName == null) { 9950 Slog.w(TAG, "Attempt to delete null packageName."); 9951 return false; 9952 } 9953 PackageParser.Package p; 9954 boolean dataOnly = false; 9955 final int appId; 9956 synchronized (mPackages) { 9957 p = mPackages.get(packageName); 9958 if (p == null) { 9959 dataOnly = true; 9960 PackageSetting ps = mSettings.mPackages.get(packageName); 9961 if ((ps == null) || (ps.pkg == null)) { 9962 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 9963 return false; 9964 } 9965 p = ps.pkg; 9966 } 9967 if (!dataOnly) { 9968 // need to check this only for fully installed applications 9969 if (p == null) { 9970 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 9971 return false; 9972 } 9973 final ApplicationInfo applicationInfo = p.applicationInfo; 9974 if (applicationInfo == null) { 9975 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 9976 return false; 9977 } 9978 } 9979 if (p != null && p.applicationInfo != null) { 9980 appId = p.applicationInfo.uid; 9981 } else { 9982 appId = -1; 9983 } 9984 } 9985 int retCode = mInstaller.clearUserData(packageName, userId); 9986 if (retCode < 0) { 9987 Slog.w(TAG, "Couldn't remove cache files for package: " 9988 + packageName); 9989 return false; 9990 } 9991 removeKeystoreDataIfNeeded(userId, appId); 9992 return true; 9993 } 9994 9995 /** 9996 * Remove entries from the keystore daemon. Will only remove it if the 9997 * {@code appId} is valid. 9998 */ 9999 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 10000 if (appId < 0) { 10001 return; 10002 } 10003 10004 final KeyStore keyStore = KeyStore.getInstance(); 10005 if (keyStore != null) { 10006 if (userId == UserHandle.USER_ALL) { 10007 for (final int individual : sUserManager.getUserIds()) { 10008 keyStore.clearUid(UserHandle.getUid(individual, appId)); 10009 } 10010 } else { 10011 keyStore.clearUid(UserHandle.getUid(userId, appId)); 10012 } 10013 } else { 10014 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 10015 } 10016 } 10017 10018 public void deleteApplicationCacheFiles(final String packageName, 10019 final IPackageDataObserver observer) { 10020 mContext.enforceCallingOrSelfPermission( 10021 android.Manifest.permission.DELETE_CACHE_FILES, null); 10022 // Queue up an async operation since the package deletion may take a little while. 10023 final int userId = UserHandle.getCallingUserId(); 10024 mHandler.post(new Runnable() { 10025 public void run() { 10026 mHandler.removeCallbacks(this); 10027 final boolean succeded; 10028 synchronized (mInstallLock) { 10029 succeded = deleteApplicationCacheFilesLI(packageName, userId); 10030 } 10031 clearExternalStorageDataSync(packageName, userId, false); 10032 if(observer != null) { 10033 try { 10034 observer.onRemoveCompleted(packageName, succeded); 10035 } catch (RemoteException e) { 10036 Log.i(TAG, "Observer no longer exists."); 10037 } 10038 } //end if observer 10039 } //end run 10040 }); 10041 } 10042 10043 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 10044 if (packageName == null) { 10045 Slog.w(TAG, "Attempt to delete null packageName."); 10046 return false; 10047 } 10048 PackageParser.Package p; 10049 synchronized (mPackages) { 10050 p = mPackages.get(packageName); 10051 } 10052 if (p == null) { 10053 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10054 return false; 10055 } 10056 final ApplicationInfo applicationInfo = p.applicationInfo; 10057 if (applicationInfo == null) { 10058 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10059 return false; 10060 } 10061 int retCode = mInstaller.deleteCacheFiles(packageName, userId); 10062 if (retCode < 0) { 10063 Slog.w(TAG, "Couldn't remove cache files for package: " 10064 + packageName + " u" + userId); 10065 return false; 10066 } 10067 return true; 10068 } 10069 10070 public void getPackageSizeInfo(final String packageName, int userHandle, 10071 final IPackageStatsObserver observer) { 10072 mContext.enforceCallingOrSelfPermission( 10073 android.Manifest.permission.GET_PACKAGE_SIZE, null); 10074 10075 PackageStats stats = new PackageStats(packageName, userHandle); 10076 10077 /* 10078 * Queue up an async operation since the package measurement may take a 10079 * little while. 10080 */ 10081 Message msg = mHandler.obtainMessage(INIT_COPY); 10082 msg.obj = new MeasureParams(stats, observer); 10083 mHandler.sendMessage(msg); 10084 } 10085 10086 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 10087 PackageStats pStats) { 10088 if (packageName == null) { 10089 Slog.w(TAG, "Attempt to get size of null packageName."); 10090 return false; 10091 } 10092 PackageParser.Package p; 10093 boolean dataOnly = false; 10094 String libDirPath = null; 10095 String asecPath = null; 10096 synchronized (mPackages) { 10097 p = mPackages.get(packageName); 10098 PackageSetting ps = mSettings.mPackages.get(packageName); 10099 if(p == null) { 10100 dataOnly = true; 10101 if((ps == null) || (ps.pkg == null)) { 10102 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 10103 return false; 10104 } 10105 p = ps.pkg; 10106 } 10107 if (ps != null) { 10108 libDirPath = ps.nativeLibraryPathString; 10109 } 10110 if (p != null && (isExternal(p) || isForwardLocked(p))) { 10111 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 10112 if (secureContainerId != null) { 10113 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 10114 } 10115 } 10116 } 10117 String publicSrcDir = null; 10118 if(!dataOnly) { 10119 final ApplicationInfo applicationInfo = p.applicationInfo; 10120 if (applicationInfo == null) { 10121 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 10122 return false; 10123 } 10124 if (isForwardLocked(p)) { 10125 publicSrcDir = applicationInfo.publicSourceDir; 10126 } 10127 } 10128 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, libDirPath, 10129 publicSrcDir, asecPath, pStats); 10130 if (res < 0) { 10131 return false; 10132 } 10133 10134 // Fix-up for forward-locked applications in ASEC containers. 10135 if (!isExternal(p)) { 10136 pStats.codeSize += pStats.externalCodeSize; 10137 pStats.externalCodeSize = 0L; 10138 } 10139 10140 return true; 10141 } 10142 10143 10144 public void addPackageToPreferred(String packageName) { 10145 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 10146 } 10147 10148 public void removePackageFromPreferred(String packageName) { 10149 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 10150 } 10151 10152 public List<PackageInfo> getPreferredPackages(int flags) { 10153 return new ArrayList<PackageInfo>(); 10154 } 10155 10156 private int getUidTargetSdkVersionLockedLPr(int uid) { 10157 Object obj = mSettings.getUserIdLPr(uid); 10158 if (obj instanceof SharedUserSetting) { 10159 final SharedUserSetting sus = (SharedUserSetting) obj; 10160 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 10161 final Iterator<PackageSetting> it = sus.packages.iterator(); 10162 while (it.hasNext()) { 10163 final PackageSetting ps = it.next(); 10164 if (ps.pkg != null) { 10165 int v = ps.pkg.applicationInfo.targetSdkVersion; 10166 if (v < vers) vers = v; 10167 } 10168 } 10169 return vers; 10170 } else if (obj instanceof PackageSetting) { 10171 final PackageSetting ps = (PackageSetting) obj; 10172 if (ps.pkg != null) { 10173 return ps.pkg.applicationInfo.targetSdkVersion; 10174 } 10175 } 10176 return Build.VERSION_CODES.CUR_DEVELOPMENT; 10177 } 10178 10179 public void addPreferredActivity(IntentFilter filter, int match, 10180 ComponentName[] set, ComponentName activity, int userId) { 10181 addPreferredActivityInternal(filter, match, set, activity, true, userId); 10182 } 10183 10184 private void addPreferredActivityInternal(IntentFilter filter, int match, 10185 ComponentName[] set, ComponentName activity, boolean always, int userId) { 10186 // writer 10187 int callingUid = Binder.getCallingUid(); 10188 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 10189 if (filter.countActions() == 0) { 10190 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 10191 return; 10192 } 10193 synchronized (mPackages) { 10194 if (mContext.checkCallingOrSelfPermission( 10195 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10196 != PackageManager.PERMISSION_GRANTED) { 10197 if (getUidTargetSdkVersionLockedLPr(callingUid) 10198 < Build.VERSION_CODES.FROYO) { 10199 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 10200 + callingUid); 10201 return; 10202 } 10203 mContext.enforceCallingOrSelfPermission( 10204 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10205 } 10206 10207 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 10208 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10209 mSettings.editPreferredActivitiesLPw(userId).addFilter( 10210 new PreferredActivity(filter, match, set, activity, always)); 10211 mSettings.writePackageRestrictionsLPr(userId); 10212 } 10213 } 10214 10215 public void replacePreferredActivity(IntentFilter filter, int match, 10216 ComponentName[] set, ComponentName activity) { 10217 if (filter.countActions() != 1) { 10218 throw new IllegalArgumentException( 10219 "replacePreferredActivity expects filter to have only 1 action."); 10220 } 10221 if (filter.countDataAuthorities() != 0 10222 || filter.countDataPaths() != 0 10223 || filter.countDataSchemes() > 1 10224 || filter.countDataTypes() != 0) { 10225 throw new IllegalArgumentException( 10226 "replacePreferredActivity expects filter to have no data authorities, " + 10227 "paths, or types; and at most one scheme."); 10228 } 10229 synchronized (mPackages) { 10230 if (mContext.checkCallingOrSelfPermission( 10231 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10232 != PackageManager.PERMISSION_GRANTED) { 10233 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10234 < Build.VERSION_CODES.FROYO) { 10235 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 10236 + Binder.getCallingUid()); 10237 return; 10238 } 10239 mContext.enforceCallingOrSelfPermission( 10240 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10241 } 10242 10243 final int callingUserId = UserHandle.getCallingUserId(); 10244 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(callingUserId); 10245 if (pir != null) { 10246 Intent intent = new Intent(filter.getAction(0)).addCategory(filter.getCategory(0)); 10247 if (filter.countDataSchemes() == 1) { 10248 Uri.Builder builder = new Uri.Builder(); 10249 builder.scheme(filter.getDataScheme(0)); 10250 intent.setData(builder.build()); 10251 } 10252 List<PreferredActivity> matches = pir.queryIntent( 10253 intent, null, true, callingUserId); 10254 if (DEBUG_PREFERRED) { 10255 Slog.i(TAG, matches.size() + " preferred matches for " + intent); 10256 } 10257 for (int i = 0; i < matches.size(); i++) { 10258 PreferredActivity pa = matches.get(i); 10259 if (DEBUG_PREFERRED) { 10260 Slog.i(TAG, "Removing preferred activity " 10261 + pa.mPref.mComponent + ":"); 10262 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 10263 } 10264 pir.removeFilter(pa); 10265 } 10266 } 10267 addPreferredActivityInternal(filter, match, set, activity, true, callingUserId); 10268 } 10269 } 10270 10271 public void clearPackagePreferredActivities(String packageName) { 10272 final int uid = Binder.getCallingUid(); 10273 // writer 10274 synchronized (mPackages) { 10275 PackageParser.Package pkg = mPackages.get(packageName); 10276 if (pkg == null || pkg.applicationInfo.uid != uid) { 10277 if (mContext.checkCallingOrSelfPermission( 10278 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 10279 != PackageManager.PERMISSION_GRANTED) { 10280 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 10281 < Build.VERSION_CODES.FROYO) { 10282 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 10283 + Binder.getCallingUid()); 10284 return; 10285 } 10286 mContext.enforceCallingOrSelfPermission( 10287 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10288 } 10289 } 10290 10291 int user = UserHandle.getCallingUserId(); 10292 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 10293 mSettings.writePackageRestrictionsLPr(user); 10294 scheduleWriteSettingsLocked(); 10295 } 10296 } 10297 } 10298 10299 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 10300 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 10301 ArrayList<PreferredActivity> removed = null; 10302 boolean changed = false; 10303 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10304 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 10305 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10306 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 10307 continue; 10308 } 10309 Iterator<PreferredActivity> it = pir.filterIterator(); 10310 while (it.hasNext()) { 10311 PreferredActivity pa = it.next(); 10312 // Mark entry for removal only if it matches the package name 10313 // and the entry is of type "always". 10314 if (packageName == null || 10315 (pa.mPref.mComponent.getPackageName().equals(packageName) 10316 && pa.mPref.mAlways)) { 10317 if (removed == null) { 10318 removed = new ArrayList<PreferredActivity>(); 10319 } 10320 removed.add(pa); 10321 } 10322 } 10323 if (removed != null) { 10324 for (int j=0; j<removed.size(); j++) { 10325 PreferredActivity pa = removed.get(j); 10326 pir.removeFilter(pa); 10327 } 10328 changed = true; 10329 } 10330 } 10331 return changed; 10332 } 10333 10334 public void resetPreferredActivities(int userId) { 10335 mContext.enforceCallingOrSelfPermission( 10336 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10337 // writer 10338 synchronized (mPackages) { 10339 int user = UserHandle.getCallingUserId(); 10340 clearPackagePreferredActivitiesLPw(null, user); 10341 mSettings.readDefaultPreferredAppsLPw(this, user); 10342 mSettings.writePackageRestrictionsLPr(user); 10343 scheduleWriteSettingsLocked(); 10344 } 10345 } 10346 10347 public int getPreferredActivities(List<IntentFilter> outFilters, 10348 List<ComponentName> outActivities, String packageName) { 10349 10350 int num = 0; 10351 final int userId = UserHandle.getCallingUserId(); 10352 // reader 10353 synchronized (mPackages) { 10354 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 10355 if (pir != null) { 10356 final Iterator<PreferredActivity> it = pir.filterIterator(); 10357 while (it.hasNext()) { 10358 final PreferredActivity pa = it.next(); 10359 if (packageName == null 10360 || (pa.mPref.mComponent.getPackageName().equals(packageName) 10361 && pa.mPref.mAlways)) { 10362 if (outFilters != null) { 10363 outFilters.add(new IntentFilter(pa)); 10364 } 10365 if (outActivities != null) { 10366 outActivities.add(pa.mPref.mComponent); 10367 } 10368 } 10369 } 10370 } 10371 } 10372 10373 return num; 10374 } 10375 10376 @Override 10377 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 10378 Intent intent = new Intent(Intent.ACTION_MAIN); 10379 intent.addCategory(Intent.CATEGORY_HOME); 10380 10381 final int callingUserId = UserHandle.getCallingUserId(); 10382 List<ResolveInfo> list = queryIntentActivities(intent, null, 10383 PackageManager.GET_META_DATA, callingUserId); 10384 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 10385 true, false, false, callingUserId); 10386 10387 allHomeCandidates.clear(); 10388 if (list != null) { 10389 for (ResolveInfo ri : list) { 10390 allHomeCandidates.add(ri); 10391 } 10392 } 10393 return (preferred == null || preferred.activityInfo == null) 10394 ? null 10395 : new ComponentName(preferred.activityInfo.packageName, 10396 preferred.activityInfo.name); 10397 } 10398 10399 @Override 10400 public void setApplicationEnabledSetting(String appPackageName, 10401 int newState, int flags, int userId, String callingPackage) { 10402 if (!sUserManager.exists(userId)) return; 10403 if (callingPackage == null) { 10404 callingPackage = Integer.toString(Binder.getCallingUid()); 10405 } 10406 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 10407 } 10408 10409 @Override 10410 public void setComponentEnabledSetting(ComponentName componentName, 10411 int newState, int flags, int userId) { 10412 if (!sUserManager.exists(userId)) return; 10413 setEnabledSetting(componentName.getPackageName(), 10414 componentName.getClassName(), newState, flags, userId, null); 10415 } 10416 10417 private void setEnabledSetting(final String packageName, String className, int newState, 10418 final int flags, int userId, String callingPackage) { 10419 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 10420 || newState == COMPONENT_ENABLED_STATE_ENABLED 10421 || newState == COMPONENT_ENABLED_STATE_DISABLED 10422 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 10423 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 10424 throw new IllegalArgumentException("Invalid new component state: " 10425 + newState); 10426 } 10427 PackageSetting pkgSetting; 10428 final int uid = Binder.getCallingUid(); 10429 final int permission = mContext.checkCallingOrSelfPermission( 10430 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10431 enforceCrossUserPermission(uid, userId, false, "set enabled"); 10432 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10433 boolean sendNow = false; 10434 boolean isApp = (className == null); 10435 String componentName = isApp ? packageName : className; 10436 int packageUid = -1; 10437 ArrayList<String> components; 10438 10439 // writer 10440 synchronized (mPackages) { 10441 pkgSetting = mSettings.mPackages.get(packageName); 10442 if (pkgSetting == null) { 10443 if (className == null) { 10444 throw new IllegalArgumentException( 10445 "Unknown package: " + packageName); 10446 } 10447 throw new IllegalArgumentException( 10448 "Unknown component: " + packageName 10449 + "/" + className); 10450 } 10451 // Allow root and verify that userId is not being specified by a different user 10452 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 10453 throw new SecurityException( 10454 "Permission Denial: attempt to change component state from pid=" 10455 + Binder.getCallingPid() 10456 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 10457 } 10458 if (className == null) { 10459 // We're dealing with an application/package level state change 10460 if (pkgSetting.getEnabled(userId) == newState) { 10461 // Nothing to do 10462 return; 10463 } 10464 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 10465 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 10466 // Don't care about who enables an app. 10467 callingPackage = null; 10468 } 10469 pkgSetting.setEnabled(newState, userId, callingPackage); 10470 // pkgSetting.pkg.mSetEnabled = newState; 10471 } else { 10472 // We're dealing with a component level state change 10473 // First, verify that this is a valid class name. 10474 PackageParser.Package pkg = pkgSetting.pkg; 10475 if (pkg == null || !pkg.hasComponentClassName(className)) { 10476 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 10477 throw new IllegalArgumentException("Component class " + className 10478 + " does not exist in " + packageName); 10479 } else { 10480 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 10481 + className + " does not exist in " + packageName); 10482 } 10483 } 10484 switch (newState) { 10485 case COMPONENT_ENABLED_STATE_ENABLED: 10486 if (!pkgSetting.enableComponentLPw(className, userId)) { 10487 return; 10488 } 10489 break; 10490 case COMPONENT_ENABLED_STATE_DISABLED: 10491 if (!pkgSetting.disableComponentLPw(className, userId)) { 10492 return; 10493 } 10494 break; 10495 case COMPONENT_ENABLED_STATE_DEFAULT: 10496 if (!pkgSetting.restoreComponentLPw(className, userId)) { 10497 return; 10498 } 10499 break; 10500 default: 10501 Slog.e(TAG, "Invalid new component state: " + newState); 10502 return; 10503 } 10504 } 10505 mSettings.writePackageRestrictionsLPr(userId); 10506 components = mPendingBroadcasts.get(userId, packageName); 10507 final boolean newPackage = components == null; 10508 if (newPackage) { 10509 components = new ArrayList<String>(); 10510 } 10511 if (!components.contains(componentName)) { 10512 components.add(componentName); 10513 } 10514 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 10515 sendNow = true; 10516 // Purge entry from pending broadcast list if another one exists already 10517 // since we are sending one right away. 10518 mPendingBroadcasts.remove(userId, packageName); 10519 } else { 10520 if (newPackage) { 10521 mPendingBroadcasts.put(userId, packageName, components); 10522 } 10523 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 10524 // Schedule a message 10525 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 10526 } 10527 } 10528 } 10529 10530 long callingId = Binder.clearCallingIdentity(); 10531 try { 10532 if (sendNow) { 10533 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 10534 sendPackageChangedBroadcast(packageName, 10535 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 10536 } 10537 } finally { 10538 Binder.restoreCallingIdentity(callingId); 10539 } 10540 } 10541 10542 private void sendPackageChangedBroadcast(String packageName, 10543 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 10544 if (DEBUG_INSTALL) 10545 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 10546 + componentNames); 10547 Bundle extras = new Bundle(4); 10548 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 10549 String nameList[] = new String[componentNames.size()]; 10550 componentNames.toArray(nameList); 10551 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 10552 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 10553 extras.putInt(Intent.EXTRA_UID, packageUid); 10554 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 10555 new int[] {UserHandle.getUserId(packageUid)}); 10556 } 10557 10558 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 10559 if (!sUserManager.exists(userId)) return; 10560 final int uid = Binder.getCallingUid(); 10561 final int permission = mContext.checkCallingOrSelfPermission( 10562 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 10563 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 10564 enforceCrossUserPermission(uid, userId, true, "stop package"); 10565 // writer 10566 synchronized (mPackages) { 10567 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 10568 uid, userId)) { 10569 scheduleWritePackageRestrictionsLocked(userId); 10570 } 10571 } 10572 } 10573 10574 public String getInstallerPackageName(String packageName) { 10575 // reader 10576 synchronized (mPackages) { 10577 return mSettings.getInstallerPackageNameLPr(packageName); 10578 } 10579 } 10580 10581 @Override 10582 public int getApplicationEnabledSetting(String packageName, int userId) { 10583 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10584 int uid = Binder.getCallingUid(); 10585 enforceCrossUserPermission(uid, userId, false, "get enabled"); 10586 // reader 10587 synchronized (mPackages) { 10588 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 10589 } 10590 } 10591 10592 @Override 10593 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 10594 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 10595 int uid = Binder.getCallingUid(); 10596 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 10597 // reader 10598 synchronized (mPackages) { 10599 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 10600 } 10601 } 10602 10603 public void enterSafeMode() { 10604 enforceSystemOrRoot("Only the system can request entering safe mode"); 10605 10606 if (!mSystemReady) { 10607 mSafeMode = true; 10608 } 10609 } 10610 10611 public void systemReady() { 10612 mSystemReady = true; 10613 10614 // Read the compatibilty setting when the system is ready. 10615 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 10616 mContext.getContentResolver(), 10617 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 10618 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 10619 if (DEBUG_SETTINGS) { 10620 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 10621 } 10622 10623 synchronized (mPackages) { 10624 // Verify that all of the preferred activity components actually 10625 // exist. It is possible for applications to be updated and at 10626 // that point remove a previously declared activity component that 10627 // had been set as a preferred activity. We try to clean this up 10628 // the next time we encounter that preferred activity, but it is 10629 // possible for the user flow to never be able to return to that 10630 // situation so here we do a sanity check to make sure we haven't 10631 // left any junk around. 10632 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 10633 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10634 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10635 removed.clear(); 10636 for (PreferredActivity pa : pir.filterSet()) { 10637 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 10638 removed.add(pa); 10639 } 10640 } 10641 if (removed.size() > 0) { 10642 for (int j=0; j<removed.size(); j++) { 10643 PreferredActivity pa = removed.get(i); 10644 Slog.w(TAG, "Removing dangling preferred activity: " 10645 + pa.mPref.mComponent); 10646 pir.removeFilter(pa); 10647 } 10648 mSettings.writePackageRestrictionsLPr( 10649 mSettings.mPreferredActivities.keyAt(i)); 10650 } 10651 } 10652 } 10653 sUserManager.systemReady(); 10654 } 10655 10656 public boolean isSafeMode() { 10657 return mSafeMode; 10658 } 10659 10660 public boolean hasSystemUidErrors() { 10661 return mHasSystemUidErrors; 10662 } 10663 10664 static String arrayToString(int[] array) { 10665 StringBuffer buf = new StringBuffer(128); 10666 buf.append('['); 10667 if (array != null) { 10668 for (int i=0; i<array.length; i++) { 10669 if (i > 0) buf.append(", "); 10670 buf.append(array[i]); 10671 } 10672 } 10673 buf.append(']'); 10674 return buf.toString(); 10675 } 10676 10677 static class DumpState { 10678 public static final int DUMP_LIBS = 1 << 0; 10679 10680 public static final int DUMP_FEATURES = 1 << 1; 10681 10682 public static final int DUMP_RESOLVERS = 1 << 2; 10683 10684 public static final int DUMP_PERMISSIONS = 1 << 3; 10685 10686 public static final int DUMP_PACKAGES = 1 << 4; 10687 10688 public static final int DUMP_SHARED_USERS = 1 << 5; 10689 10690 public static final int DUMP_MESSAGES = 1 << 6; 10691 10692 public static final int DUMP_PROVIDERS = 1 << 7; 10693 10694 public static final int DUMP_VERIFIERS = 1 << 8; 10695 10696 public static final int DUMP_PREFERRED = 1 << 9; 10697 10698 public static final int DUMP_PREFERRED_XML = 1 << 10; 10699 10700 public static final int DUMP_KEYSETS = 1 << 11; 10701 10702 public static final int OPTION_SHOW_FILTERS = 1 << 0; 10703 10704 private int mTypes; 10705 10706 private int mOptions; 10707 10708 private boolean mTitlePrinted; 10709 10710 private SharedUserSetting mSharedUser; 10711 10712 public boolean isDumping(int type) { 10713 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 10714 return true; 10715 } 10716 10717 return (mTypes & type) != 0; 10718 } 10719 10720 public void setDump(int type) { 10721 mTypes |= type; 10722 } 10723 10724 public boolean isOptionEnabled(int option) { 10725 return (mOptions & option) != 0; 10726 } 10727 10728 public void setOptionEnabled(int option) { 10729 mOptions |= option; 10730 } 10731 10732 public boolean onTitlePrinted() { 10733 final boolean printed = mTitlePrinted; 10734 mTitlePrinted = true; 10735 return printed; 10736 } 10737 10738 public boolean getTitlePrinted() { 10739 return mTitlePrinted; 10740 } 10741 10742 public void setTitlePrinted(boolean enabled) { 10743 mTitlePrinted = enabled; 10744 } 10745 10746 public SharedUserSetting getSharedUser() { 10747 return mSharedUser; 10748 } 10749 10750 public void setSharedUser(SharedUserSetting user) { 10751 mSharedUser = user; 10752 } 10753 } 10754 10755 @Override 10756 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 10757 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 10758 != PackageManager.PERMISSION_GRANTED) { 10759 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 10760 + Binder.getCallingPid() 10761 + ", uid=" + Binder.getCallingUid() 10762 + " without permission " 10763 + android.Manifest.permission.DUMP); 10764 return; 10765 } 10766 10767 DumpState dumpState = new DumpState(); 10768 boolean fullPreferred = false; 10769 boolean checkin = false; 10770 10771 String packageName = null; 10772 10773 int opti = 0; 10774 while (opti < args.length) { 10775 String opt = args[opti]; 10776 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 10777 break; 10778 } 10779 opti++; 10780 if ("-a".equals(opt)) { 10781 // Right now we only know how to print all. 10782 } else if ("-h".equals(opt)) { 10783 pw.println("Package manager dump options:"); 10784 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 10785 pw.println(" --checkin: dump for a checkin"); 10786 pw.println(" -f: print details of intent filters"); 10787 pw.println(" -h: print this help"); 10788 pw.println(" cmd may be one of:"); 10789 pw.println(" l[ibraries]: list known shared libraries"); 10790 pw.println(" f[ibraries]: list device features"); 10791 pw.println(" r[esolvers]: dump intent resolvers"); 10792 pw.println(" perm[issions]: dump permissions"); 10793 pw.println(" pref[erred]: print preferred package settings"); 10794 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 10795 pw.println(" prov[iders]: dump content providers"); 10796 pw.println(" p[ackages]: dump installed packages"); 10797 pw.println(" s[hared-users]: dump shared user IDs"); 10798 pw.println(" m[essages]: print collected runtime messages"); 10799 pw.println(" v[erifiers]: print package verifier info"); 10800 pw.println(" <package.name>: info about given package"); 10801 pw.println(" k[eysets]: print known keysets"); 10802 return; 10803 } else if ("--checkin".equals(opt)) { 10804 checkin = true; 10805 } else if ("-f".equals(opt)) { 10806 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 10807 } else { 10808 pw.println("Unknown argument: " + opt + "; use -h for help"); 10809 } 10810 } 10811 10812 // Is the caller requesting to dump a particular piece of data? 10813 if (opti < args.length) { 10814 String cmd = args[opti]; 10815 opti++; 10816 // Is this a package name? 10817 if ("android".equals(cmd) || cmd.contains(".")) { 10818 packageName = cmd; 10819 // When dumping a single package, we always dump all of its 10820 // filter information since the amount of data will be reasonable. 10821 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 10822 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 10823 dumpState.setDump(DumpState.DUMP_LIBS); 10824 } else if ("f".equals(cmd) || "features".equals(cmd)) { 10825 dumpState.setDump(DumpState.DUMP_FEATURES); 10826 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 10827 dumpState.setDump(DumpState.DUMP_RESOLVERS); 10828 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 10829 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 10830 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 10831 dumpState.setDump(DumpState.DUMP_PREFERRED); 10832 } else if ("preferred-xml".equals(cmd)) { 10833 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 10834 if (opti < args.length && "--full".equals(args[opti])) { 10835 fullPreferred = true; 10836 opti++; 10837 } 10838 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 10839 dumpState.setDump(DumpState.DUMP_PACKAGES); 10840 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 10841 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 10842 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 10843 dumpState.setDump(DumpState.DUMP_PROVIDERS); 10844 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 10845 dumpState.setDump(DumpState.DUMP_MESSAGES); 10846 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 10847 dumpState.setDump(DumpState.DUMP_VERIFIERS); 10848 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 10849 dumpState.setDump(DumpState.DUMP_KEYSETS); 10850 } 10851 } 10852 10853 if (checkin) { 10854 pw.println("vers,1"); 10855 } 10856 10857 // reader 10858 synchronized (mPackages) { 10859 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 10860 if (!checkin) { 10861 if (dumpState.onTitlePrinted()) 10862 pw.println(); 10863 pw.println("Verifiers:"); 10864 pw.print(" Required: "); 10865 pw.print(mRequiredVerifierPackage); 10866 pw.print(" (uid="); 10867 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 10868 pw.println(")"); 10869 } else if (mRequiredVerifierPackage != null) { 10870 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 10871 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 10872 } 10873 } 10874 10875 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 10876 boolean printedHeader = false; 10877 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 10878 while (it.hasNext()) { 10879 String name = it.next(); 10880 SharedLibraryEntry ent = mSharedLibraries.get(name); 10881 if (!checkin) { 10882 if (!printedHeader) { 10883 if (dumpState.onTitlePrinted()) 10884 pw.println(); 10885 pw.println("Libraries:"); 10886 printedHeader = true; 10887 } 10888 pw.print(" "); 10889 } else { 10890 pw.print("lib,"); 10891 } 10892 pw.print(name); 10893 if (!checkin) { 10894 pw.print(" -> "); 10895 } 10896 if (ent.path != null) { 10897 if (!checkin) { 10898 pw.print("(jar) "); 10899 pw.print(ent.path); 10900 } else { 10901 pw.print(",jar,"); 10902 pw.print(ent.path); 10903 } 10904 } else { 10905 if (!checkin) { 10906 pw.print("(apk) "); 10907 pw.print(ent.apk); 10908 } else { 10909 pw.print(",apk,"); 10910 pw.print(ent.apk); 10911 } 10912 } 10913 pw.println(); 10914 } 10915 } 10916 10917 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 10918 if (dumpState.onTitlePrinted()) 10919 pw.println(); 10920 if (!checkin) { 10921 pw.println("Features:"); 10922 } 10923 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 10924 while (it.hasNext()) { 10925 String name = it.next(); 10926 if (!checkin) { 10927 pw.print(" "); 10928 } else { 10929 pw.print("feat,"); 10930 } 10931 pw.println(name); 10932 } 10933 } 10934 10935 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 10936 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 10937 : "Activity Resolver Table:", " ", packageName, 10938 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 10939 dumpState.setTitlePrinted(true); 10940 } 10941 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 10942 : "Receiver Resolver Table:", " ", packageName, 10943 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 10944 dumpState.setTitlePrinted(true); 10945 } 10946 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 10947 : "Service Resolver Table:", " ", packageName, 10948 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 10949 dumpState.setTitlePrinted(true); 10950 } 10951 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 10952 : "Provider Resolver Table:", " ", packageName, 10953 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 10954 dumpState.setTitlePrinted(true); 10955 } 10956 } 10957 10958 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 10959 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 10960 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 10961 int user = mSettings.mPreferredActivities.keyAt(i); 10962 if (pir.dump(pw, 10963 dumpState.getTitlePrinted() 10964 ? "\nPreferred Activities User " + user + ":" 10965 : "Preferred Activities User " + user + ":", " ", 10966 packageName, true)) { 10967 dumpState.setTitlePrinted(true); 10968 } 10969 } 10970 } 10971 10972 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 10973 pw.flush(); 10974 FileOutputStream fout = new FileOutputStream(fd); 10975 BufferedOutputStream str = new BufferedOutputStream(fout); 10976 XmlSerializer serializer = new FastXmlSerializer(); 10977 try { 10978 serializer.setOutput(str, "utf-8"); 10979 serializer.startDocument(null, true); 10980 serializer.setFeature( 10981 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 10982 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 10983 serializer.endDocument(); 10984 serializer.flush(); 10985 } catch (IllegalArgumentException e) { 10986 pw.println("Failed writing: " + e); 10987 } catch (IllegalStateException e) { 10988 pw.println("Failed writing: " + e); 10989 } catch (IOException e) { 10990 pw.println("Failed writing: " + e); 10991 } 10992 } 10993 10994 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 10995 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 10996 } 10997 10998 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 10999 boolean printedSomething = false; 11000 for (PackageParser.Provider p : mProviders.mProviders.values()) { 11001 if (packageName != null && !packageName.equals(p.info.packageName)) { 11002 continue; 11003 } 11004 if (!printedSomething) { 11005 if (dumpState.onTitlePrinted()) 11006 pw.println(); 11007 pw.println("Registered ContentProviders:"); 11008 printedSomething = true; 11009 } 11010 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 11011 pw.print(" "); pw.println(p.toString()); 11012 } 11013 printedSomething = false; 11014 for (Map.Entry<String, PackageParser.Provider> entry : 11015 mProvidersByAuthority.entrySet()) { 11016 PackageParser.Provider p = entry.getValue(); 11017 if (packageName != null && !packageName.equals(p.info.packageName)) { 11018 continue; 11019 } 11020 if (!printedSomething) { 11021 if (dumpState.onTitlePrinted()) 11022 pw.println(); 11023 pw.println("ContentProvider Authorities:"); 11024 printedSomething = true; 11025 } 11026 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 11027 pw.print(" "); pw.println(p.toString()); 11028 if (p.info != null && p.info.applicationInfo != null) { 11029 final String appInfo = p.info.applicationInfo.toString(); 11030 pw.print(" applicationInfo="); pw.println(appInfo); 11031 } 11032 } 11033 } 11034 11035 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 11036 mSettings.mKeySetManager.dump(pw, packageName, dumpState); 11037 } 11038 11039 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 11040 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 11041 } 11042 11043 if (!checkin && dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 11044 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 11045 } 11046 11047 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 11048 if (dumpState.onTitlePrinted()) 11049 pw.println(); 11050 mSettings.dumpReadMessagesLPr(pw, dumpState); 11051 11052 pw.println(); 11053 pw.println("Package warning messages:"); 11054 final File fname = getSettingsProblemFile(); 11055 FileInputStream in = null; 11056 try { 11057 in = new FileInputStream(fname); 11058 final int avail = in.available(); 11059 final byte[] data = new byte[avail]; 11060 in.read(data); 11061 pw.print(new String(data)); 11062 } catch (FileNotFoundException e) { 11063 } catch (IOException e) { 11064 } finally { 11065 if (in != null) { 11066 try { 11067 in.close(); 11068 } catch (IOException e) { 11069 } 11070 } 11071 } 11072 } 11073 } 11074 } 11075 11076 // ------- apps on sdcard specific code ------- 11077 static final boolean DEBUG_SD_INSTALL = false; 11078 11079 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 11080 11081 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 11082 11083 private boolean mMediaMounted = false; 11084 11085 private String getEncryptKey() { 11086 try { 11087 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 11088 SD_ENCRYPTION_KEYSTORE_NAME); 11089 if (sdEncKey == null) { 11090 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 11091 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 11092 if (sdEncKey == null) { 11093 Slog.e(TAG, "Failed to create encryption keys"); 11094 return null; 11095 } 11096 } 11097 return sdEncKey; 11098 } catch (NoSuchAlgorithmException nsae) { 11099 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 11100 return null; 11101 } catch (IOException ioe) { 11102 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 11103 return null; 11104 } 11105 11106 } 11107 11108 /* package */static String getTempContainerId() { 11109 int tmpIdx = 1; 11110 String list[] = PackageHelper.getSecureContainerList(); 11111 if (list != null) { 11112 for (final String name : list) { 11113 // Ignore null and non-temporary container entries 11114 if (name == null || !name.startsWith(mTempContainerPrefix)) { 11115 continue; 11116 } 11117 11118 String subStr = name.substring(mTempContainerPrefix.length()); 11119 try { 11120 int cid = Integer.parseInt(subStr); 11121 if (cid >= tmpIdx) { 11122 tmpIdx = cid + 1; 11123 } 11124 } catch (NumberFormatException e) { 11125 } 11126 } 11127 } 11128 return mTempContainerPrefix + tmpIdx; 11129 } 11130 11131 /* 11132 * Update media status on PackageManager. 11133 */ 11134 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 11135 int callingUid = Binder.getCallingUid(); 11136 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 11137 throw new SecurityException("Media status can only be updated by the system"); 11138 } 11139 // reader; this apparently protects mMediaMounted, but should probably 11140 // be a different lock in that case. 11141 synchronized (mPackages) { 11142 Log.i(TAG, "Updating external media status from " 11143 + (mMediaMounted ? "mounted" : "unmounted") + " to " 11144 + (mediaStatus ? "mounted" : "unmounted")); 11145 if (DEBUG_SD_INSTALL) 11146 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 11147 + ", mMediaMounted=" + mMediaMounted); 11148 if (mediaStatus == mMediaMounted) { 11149 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 11150 : 0, -1); 11151 mHandler.sendMessage(msg); 11152 return; 11153 } 11154 mMediaMounted = mediaStatus; 11155 } 11156 // Queue up an async operation since the package installation may take a 11157 // little while. 11158 mHandler.post(new Runnable() { 11159 public void run() { 11160 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 11161 } 11162 }); 11163 } 11164 11165 /** 11166 * Called by MountService when the initial ASECs to scan are available. 11167 * Should block until all the ASEC containers are finished being scanned. 11168 */ 11169 public void scanAvailableAsecs() { 11170 updateExternalMediaStatusInner(true, false, false); 11171 if (mShouldRestoreconData) { 11172 SELinuxMMAC.setRestoreconDone(); 11173 mShouldRestoreconData = false; 11174 } 11175 } 11176 11177 /* 11178 * Collect information of applications on external media, map them against 11179 * existing containers and update information based on current mount status. 11180 * Please note that we always have to report status if reportStatus has been 11181 * set to true especially when unloading packages. 11182 */ 11183 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 11184 boolean externalStorage) { 11185 // Collection of uids 11186 int uidArr[] = null; 11187 // Collection of stale containers 11188 HashSet<String> removeCids = new HashSet<String>(); 11189 // Collection of packages on external media with valid containers. 11190 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 11191 // Get list of secure containers. 11192 final String list[] = PackageHelper.getSecureContainerList(); 11193 if (list == null || list.length == 0) { 11194 Log.i(TAG, "No secure containers on sdcard"); 11195 } else { 11196 // Process list of secure containers and categorize them 11197 // as active or stale based on their package internal state. 11198 int uidList[] = new int[list.length]; 11199 int num = 0; 11200 // reader 11201 synchronized (mPackages) { 11202 for (String cid : list) { 11203 if (DEBUG_SD_INSTALL) 11204 Log.i(TAG, "Processing container " + cid); 11205 String pkgName = getAsecPackageName(cid); 11206 if (pkgName == null) { 11207 if (DEBUG_SD_INSTALL) 11208 Log.i(TAG, "Container : " + cid + " stale"); 11209 removeCids.add(cid); 11210 continue; 11211 } 11212 if (DEBUG_SD_INSTALL) 11213 Log.i(TAG, "Looking for pkg : " + pkgName); 11214 11215 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11216 if (ps == null) { 11217 Log.i(TAG, "Deleting container with no matching settings " + cid); 11218 removeCids.add(cid); 11219 continue; 11220 } 11221 11222 /* 11223 * Skip packages that are not external if we're unmounting 11224 * external storage. 11225 */ 11226 if (externalStorage && !isMounted && !isExternal(ps)) { 11227 continue; 11228 } 11229 11230 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 11231 // The package status is changed only if the code path 11232 // matches between settings and the container id. 11233 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 11234 if (DEBUG_SD_INSTALL) { 11235 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 11236 + " at code path: " + ps.codePathString); 11237 } 11238 11239 // We do have a valid package installed on sdcard 11240 processCids.put(args, ps.codePathString); 11241 final int uid = ps.appId; 11242 if (uid != -1) { 11243 uidList[num++] = uid; 11244 } 11245 } else { 11246 Log.i(TAG, "Deleting stale container for " + cid); 11247 removeCids.add(cid); 11248 } 11249 } 11250 } 11251 11252 if (num > 0) { 11253 // Sort uid list 11254 Arrays.sort(uidList, 0, num); 11255 // Throw away duplicates 11256 uidArr = new int[num]; 11257 uidArr[0] = uidList[0]; 11258 int di = 0; 11259 for (int i = 1; i < num; i++) { 11260 if (uidList[i - 1] != uidList[i]) { 11261 uidArr[di++] = uidList[i]; 11262 } 11263 } 11264 } 11265 } 11266 // Process packages with valid entries. 11267 if (isMounted) { 11268 if (DEBUG_SD_INSTALL) 11269 Log.i(TAG, "Loading packages"); 11270 loadMediaPackages(processCids, uidArr, removeCids); 11271 startCleaningPackages(); 11272 } else { 11273 if (DEBUG_SD_INSTALL) 11274 Log.i(TAG, "Unloading packages"); 11275 unloadMediaPackages(processCids, uidArr, reportStatus); 11276 } 11277 } 11278 11279 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 11280 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 11281 int size = pkgList.size(); 11282 if (size > 0) { 11283 // Send broadcasts here 11284 Bundle extras = new Bundle(); 11285 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 11286 .toArray(new String[size])); 11287 if (uidArr != null) { 11288 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 11289 } 11290 if (replacing) { 11291 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 11292 } 11293 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 11294 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 11295 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 11296 } 11297 } 11298 11299 /* 11300 * Look at potentially valid container ids from processCids If package 11301 * information doesn't match the one on record or package scanning fails, 11302 * the cid is added to list of removeCids. We currently don't delete stale 11303 * containers. 11304 */ 11305 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11306 HashSet<String> removeCids) { 11307 ArrayList<String> pkgList = new ArrayList<String>(); 11308 Set<AsecInstallArgs> keys = processCids.keySet(); 11309 boolean doGc = false; 11310 for (AsecInstallArgs args : keys) { 11311 String codePath = processCids.get(args); 11312 if (DEBUG_SD_INSTALL) 11313 Log.i(TAG, "Loading container : " + args.cid); 11314 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11315 try { 11316 // Make sure there are no container errors first. 11317 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 11318 Slog.e(TAG, "Failed to mount cid : " + args.cid 11319 + " when installing from sdcard"); 11320 continue; 11321 } 11322 // Check code path here. 11323 if (codePath == null || !codePath.equals(args.getCodePath())) { 11324 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 11325 + " does not match one in settings " + codePath); 11326 continue; 11327 } 11328 // Parse package 11329 int parseFlags = mDefParseFlags; 11330 if (args.isExternal()) { 11331 parseFlags |= PackageParser.PARSE_ON_SDCARD; 11332 } 11333 if (args.isFwdLocked()) { 11334 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 11335 } 11336 11337 doGc = true; 11338 synchronized (mInstallLock) { 11339 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 11340 0, 0, null); 11341 // Scan the package 11342 if (pkg != null) { 11343 /* 11344 * TODO why is the lock being held? doPostInstall is 11345 * called in other places without the lock. This needs 11346 * to be straightened out. 11347 */ 11348 // writer 11349 synchronized (mPackages) { 11350 retCode = PackageManager.INSTALL_SUCCEEDED; 11351 pkgList.add(pkg.packageName); 11352 // Post process args 11353 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 11354 pkg.applicationInfo.uid); 11355 } 11356 } else { 11357 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 11358 } 11359 } 11360 11361 } finally { 11362 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 11363 // Don't destroy container here. Wait till gc clears things 11364 // up. 11365 removeCids.add(args.cid); 11366 } 11367 } 11368 } 11369 // writer 11370 synchronized (mPackages) { 11371 // If the platform SDK has changed since the last time we booted, 11372 // we need to re-grant app permission to catch any new ones that 11373 // appear. This is really a hack, and means that apps can in some 11374 // cases get permissions that the user didn't initially explicitly 11375 // allow... it would be nice to have some better way to handle 11376 // this situation. 11377 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 11378 if (regrantPermissions) 11379 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 11380 + mSdkVersion + "; regranting permissions for external storage"); 11381 mSettings.mExternalSdkPlatform = mSdkVersion; 11382 11383 // Make sure group IDs have been assigned, and any permission 11384 // changes in other apps are accounted for 11385 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 11386 | (regrantPermissions 11387 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 11388 : 0)); 11389 // can downgrade to reader 11390 // Persist settings 11391 mSettings.writeLPr(); 11392 } 11393 // Send a broadcast to let everyone know we are done processing 11394 if (pkgList.size() > 0) { 11395 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11396 } 11397 // Force gc to avoid any stale parser references that we might have. 11398 if (doGc) { 11399 Runtime.getRuntime().gc(); 11400 } 11401 // List stale containers and destroy stale temporary containers. 11402 if (removeCids != null) { 11403 for (String cid : removeCids) { 11404 if (cid.startsWith(mTempContainerPrefix)) { 11405 Log.i(TAG, "Destroying stale temporary container " + cid); 11406 PackageHelper.destroySdDir(cid); 11407 } else { 11408 Log.w(TAG, "Container " + cid + " is stale"); 11409 } 11410 } 11411 } 11412 } 11413 11414 /* 11415 * Utility method to unload a list of specified containers 11416 */ 11417 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 11418 // Just unmount all valid containers. 11419 for (AsecInstallArgs arg : cidArgs) { 11420 synchronized (mInstallLock) { 11421 arg.doPostDeleteLI(false); 11422 } 11423 } 11424 } 11425 11426 /* 11427 * Unload packages mounted on external media. This involves deleting package 11428 * data from internal structures, sending broadcasts about diabled packages, 11429 * gc'ing to free up references, unmounting all secure containers 11430 * corresponding to packages on external media, and posting a 11431 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 11432 * that we always have to post this message if status has been requested no 11433 * matter what. 11434 */ 11435 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 11436 final boolean reportStatus) { 11437 if (DEBUG_SD_INSTALL) 11438 Log.i(TAG, "unloading media packages"); 11439 ArrayList<String> pkgList = new ArrayList<String>(); 11440 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 11441 final Set<AsecInstallArgs> keys = processCids.keySet(); 11442 for (AsecInstallArgs args : keys) { 11443 String pkgName = args.getPackageName(); 11444 if (DEBUG_SD_INSTALL) 11445 Log.i(TAG, "Trying to unload pkg : " + pkgName); 11446 // Delete package internally 11447 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 11448 synchronized (mInstallLock) { 11449 boolean res = deletePackageLI(pkgName, null, false, null, null, 11450 PackageManager.DELETE_KEEP_DATA, outInfo, false); 11451 if (res) { 11452 pkgList.add(pkgName); 11453 } else { 11454 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 11455 failedList.add(args); 11456 } 11457 } 11458 } 11459 11460 // reader 11461 synchronized (mPackages) { 11462 // We didn't update the settings after removing each package; 11463 // write them now for all packages. 11464 mSettings.writeLPr(); 11465 } 11466 11467 // We have to absolutely send UPDATED_MEDIA_STATUS only 11468 // after confirming that all the receivers processed the ordered 11469 // broadcast when packages get disabled, force a gc to clean things up. 11470 // and unload all the containers. 11471 if (pkgList.size() > 0) { 11472 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 11473 new IIntentReceiver.Stub() { 11474 public void performReceive(Intent intent, int resultCode, String data, 11475 Bundle extras, boolean ordered, boolean sticky, 11476 int sendingUser) throws RemoteException { 11477 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 11478 reportStatus ? 1 : 0, 1, keys); 11479 mHandler.sendMessage(msg); 11480 } 11481 }); 11482 } else { 11483 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 11484 keys); 11485 mHandler.sendMessage(msg); 11486 } 11487 } 11488 11489 /** Binder call */ 11490 @Override 11491 public void movePackage(final String packageName, final IPackageMoveObserver observer, 11492 final int flags) { 11493 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 11494 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 11495 int returnCode = PackageManager.MOVE_SUCCEEDED; 11496 int currFlags = 0; 11497 int newFlags = 0; 11498 // reader 11499 synchronized (mPackages) { 11500 PackageParser.Package pkg = mPackages.get(packageName); 11501 if (pkg == null) { 11502 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11503 } else { 11504 // Disable moving fwd locked apps and system packages 11505 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 11506 Slog.w(TAG, "Cannot move system application"); 11507 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 11508 } else if (pkg.mOperationPending) { 11509 Slog.w(TAG, "Attempt to move package which has pending operations"); 11510 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 11511 } else { 11512 // Find install location first 11513 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 11514 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 11515 Slog.w(TAG, "Ambigous flags specified for move location."); 11516 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11517 } else { 11518 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 11519 : PackageManager.INSTALL_INTERNAL; 11520 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 11521 : PackageManager.INSTALL_INTERNAL; 11522 11523 if (newFlags == currFlags) { 11524 Slog.w(TAG, "No move required. Trying to move to same location"); 11525 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 11526 } else { 11527 if (isForwardLocked(pkg)) { 11528 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11529 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11530 } 11531 } 11532 } 11533 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11534 pkg.mOperationPending = true; 11535 } 11536 } 11537 } 11538 11539 /* 11540 * TODO this next block probably shouldn't be inside the lock. We 11541 * can't guarantee these won't change after this is fired off 11542 * anyway. 11543 */ 11544 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11545 processPendingMove(new MoveParams(null, observer, 0, packageName, 11546 null, -1, user), 11547 returnCode); 11548 } else { 11549 Message msg = mHandler.obtainMessage(INIT_COPY); 11550 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 11551 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 11552 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 11553 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 11554 msg.obj = mp; 11555 mHandler.sendMessage(msg); 11556 } 11557 } 11558 } 11559 11560 private void processPendingMove(final MoveParams mp, final int currentStatus) { 11561 // Queue up an async operation since the package deletion may take a 11562 // little while. 11563 mHandler.post(new Runnable() { 11564 public void run() { 11565 // TODO fix this; this does nothing. 11566 mHandler.removeCallbacks(this); 11567 int returnCode = currentStatus; 11568 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 11569 int uidArr[] = null; 11570 ArrayList<String> pkgList = null; 11571 synchronized (mPackages) { 11572 PackageParser.Package pkg = mPackages.get(mp.packageName); 11573 if (pkg == null) { 11574 Slog.w(TAG, " Package " + mp.packageName 11575 + " doesn't exist. Aborting move"); 11576 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11577 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 11578 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 11579 + mp.srcArgs.getCodePath() + " to " 11580 + pkg.applicationInfo.sourceDir 11581 + " Aborting move and returning error"); 11582 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11583 } else { 11584 uidArr = new int[] { 11585 pkg.applicationInfo.uid 11586 }; 11587 pkgList = new ArrayList<String>(); 11588 pkgList.add(mp.packageName); 11589 } 11590 } 11591 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11592 // Send resources unavailable broadcast 11593 sendResourcesChangedBroadcast(false, true, pkgList, uidArr, null); 11594 // Update package code and resource paths 11595 synchronized (mInstallLock) { 11596 synchronized (mPackages) { 11597 PackageParser.Package pkg = mPackages.get(mp.packageName); 11598 // Recheck for package again. 11599 if (pkg == null) { 11600 Slog.w(TAG, " Package " + mp.packageName 11601 + " doesn't exist. Aborting move"); 11602 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 11603 } else if (!mp.srcArgs.getCodePath().equals( 11604 pkg.applicationInfo.sourceDir)) { 11605 Slog.w(TAG, "Package " + mp.packageName 11606 + " code path changed from " + mp.srcArgs.getCodePath() 11607 + " to " + pkg.applicationInfo.sourceDir 11608 + " Aborting move and returning error"); 11609 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 11610 } else { 11611 final String oldCodePath = pkg.mPath; 11612 final String newCodePath = mp.targetArgs.getCodePath(); 11613 final String newResPath = mp.targetArgs.getResourcePath(); 11614 final String newNativePath = mp.targetArgs 11615 .getNativeLibraryPath(); 11616 11617 final File newNativeDir = new File(newNativePath); 11618 11619 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 11620 // NOTE: We do not report any errors from the APK scan and library 11621 // copy at this point. 11622 NativeLibraryHelper.ApkHandle handle = 11623 new NativeLibraryHelper.ApkHandle(newCodePath); 11624 final int abi = NativeLibraryHelper.findSupportedAbi( 11625 handle, Build.SUPPORTED_ABIS); 11626 if (abi >= 0) { 11627 NativeLibraryHelper.copyNativeBinariesIfNeededLI( 11628 handle, newNativeDir, Build.SUPPORTED_ABIS[abi]); 11629 } 11630 handle.close(); 11631 } 11632 final int[] users = sUserManager.getUserIds(); 11633 for (int user : users) { 11634 if (mInstaller.linkNativeLibraryDirectory(pkg.packageName, 11635 newNativePath, user) < 0) { 11636 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11637 } 11638 } 11639 11640 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11641 pkg.mPath = newCodePath; 11642 // Move dex files around 11643 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 11644 // Moving of dex files failed. Set 11645 // error code and abort move. 11646 pkg.mPath = pkg.mScanPath; 11647 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 11648 } 11649 } 11650 11651 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 11652 pkg.mScanPath = newCodePath; 11653 pkg.applicationInfo.sourceDir = newCodePath; 11654 pkg.applicationInfo.publicSourceDir = newResPath; 11655 pkg.applicationInfo.nativeLibraryDir = newNativePath; 11656 PackageSetting ps = (PackageSetting) pkg.mExtras; 11657 ps.codePath = new File(pkg.applicationInfo.sourceDir); 11658 ps.codePathString = ps.codePath.getPath(); 11659 ps.resourcePath = new File( 11660 pkg.applicationInfo.publicSourceDir); 11661 ps.resourcePathString = ps.resourcePath.getPath(); 11662 ps.nativeLibraryPathString = newNativePath; 11663 // Set the application info flag 11664 // correctly. 11665 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 11666 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 11667 } else { 11668 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 11669 } 11670 ps.setFlags(pkg.applicationInfo.flags); 11671 mAppDirs.remove(oldCodePath); 11672 mAppDirs.put(newCodePath, pkg); 11673 // Persist settings 11674 mSettings.writeLPr(); 11675 } 11676 } 11677 } 11678 } 11679 // Send resources available broadcast 11680 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 11681 } 11682 } 11683 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 11684 // Clean up failed installation 11685 if (mp.targetArgs != null) { 11686 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 11687 -1); 11688 } 11689 } else { 11690 // Force a gc to clear things up. 11691 Runtime.getRuntime().gc(); 11692 // Delete older code 11693 synchronized (mInstallLock) { 11694 mp.srcArgs.doPostDeleteLI(true); 11695 } 11696 } 11697 11698 // Allow more operations on this file if we didn't fail because 11699 // an operation was already pending for this package. 11700 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 11701 synchronized (mPackages) { 11702 PackageParser.Package pkg = mPackages.get(mp.packageName); 11703 if (pkg != null) { 11704 pkg.mOperationPending = false; 11705 } 11706 } 11707 } 11708 11709 IPackageMoveObserver observer = mp.observer; 11710 if (observer != null) { 11711 try { 11712 observer.packageMoved(mp.packageName, returnCode); 11713 } catch (RemoteException e) { 11714 Log.i(TAG, "Observer no longer exists."); 11715 } 11716 } 11717 } 11718 }); 11719 } 11720 11721 public boolean setInstallLocation(int loc) { 11722 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 11723 null); 11724 if (getInstallLocation() == loc) { 11725 return true; 11726 } 11727 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 11728 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 11729 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 11730 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 11731 return true; 11732 } 11733 return false; 11734 } 11735 11736 public int getInstallLocation() { 11737 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11738 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 11739 PackageHelper.APP_INSTALL_AUTO); 11740 } 11741 11742 /** Called by UserManagerService */ 11743 void cleanUpUserLILPw(int userHandle) { 11744 mDirtyUsers.remove(userHandle); 11745 mSettings.removeUserLPr(userHandle); 11746 mPendingBroadcasts.remove(userHandle); 11747 if (mInstaller != null) { 11748 // Technically, we shouldn't be doing this with the package lock 11749 // held. However, this is very rare, and there is already so much 11750 // other disk I/O going on, that we'll let it slide for now. 11751 mInstaller.removeUserDataDirs(userHandle); 11752 } 11753 } 11754 11755 /** Called by UserManagerService */ 11756 void createNewUserLILPw(int userHandle, File path) { 11757 if (mInstaller != null) { 11758 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 11759 } 11760 } 11761 11762 @Override 11763 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 11764 mContext.enforceCallingOrSelfPermission( 11765 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11766 "Only package verification agents can read the verifier device identity"); 11767 11768 synchronized (mPackages) { 11769 return mSettings.getVerifierDeviceIdentityLPw(); 11770 } 11771 } 11772 11773 @Override 11774 public void setPermissionEnforced(String permission, boolean enforced) { 11775 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 11776 if (READ_EXTERNAL_STORAGE.equals(permission)) { 11777 synchronized (mPackages) { 11778 if (mSettings.mReadExternalStorageEnforced == null 11779 || mSettings.mReadExternalStorageEnforced != enforced) { 11780 mSettings.mReadExternalStorageEnforced = enforced; 11781 mSettings.writeLPr(); 11782 } 11783 } 11784 // kill any non-foreground processes so we restart them and 11785 // grant/revoke the GID. 11786 final IActivityManager am = ActivityManagerNative.getDefault(); 11787 if (am != null) { 11788 final long token = Binder.clearCallingIdentity(); 11789 try { 11790 am.killProcessesBelowForeground("setPermissionEnforcement"); 11791 } catch (RemoteException e) { 11792 } finally { 11793 Binder.restoreCallingIdentity(token); 11794 } 11795 } 11796 } else { 11797 throw new IllegalArgumentException("No selective enforcement for " + permission); 11798 } 11799 } 11800 11801 @Override 11802 @Deprecated 11803 public boolean isPermissionEnforced(String permission) { 11804 return true; 11805 } 11806 11807 @Override 11808 public boolean isStorageLow() { 11809 final long token = Binder.clearCallingIdentity(); 11810 try { 11811 final DeviceStorageMonitorInternal 11812 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 11813 if (dsm != null) { 11814 return dsm.isMemoryLow(); 11815 } else { 11816 return false; 11817 } 11818 } finally { 11819 Binder.restoreCallingIdentity(token); 11820 } 11821 } 11822} 11823