PackageManagerService.java revision a2064df6ab77f71e9187da380cbe355c5eaf5a64
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 25import static com.android.internal.util.ArrayUtils.appendInt; 26import static com.android.internal.util.ArrayUtils.removeInt; 27import static libcore.io.OsConstants.S_ISLNK; 28import static libcore.io.OsConstants.S_IRWXU; 29import static libcore.io.OsConstants.S_IRGRP; 30import static libcore.io.OsConstants.S_IXGRP; 31import static libcore.io.OsConstants.S_IROTH; 32import static libcore.io.OsConstants.S_IXOTH; 33 34import com.android.internal.app.IMediaContainerService; 35import com.android.internal.app.ResolverActivity; 36import com.android.internal.content.NativeLibraryHelper; 37import com.android.internal.content.PackageHelper; 38import com.android.internal.util.FastXmlSerializer; 39import com.android.internal.util.XmlUtils; 40import com.android.server.DeviceStorageMonitorService; 41import com.android.server.EventLogTags; 42import com.android.server.IntentResolver; 43 44import org.xmlpull.v1.XmlPullParser; 45import org.xmlpull.v1.XmlPullParserException; 46import org.xmlpull.v1.XmlSerializer; 47 48import android.app.ActivityManager; 49import android.app.ActivityManagerNative; 50import android.app.IActivityManager; 51import android.app.admin.IDevicePolicyManager; 52import android.app.backup.IBackupManager; 53import android.content.BroadcastReceiver; 54import android.content.ComponentName; 55import android.content.Context; 56import android.content.IIntentReceiver; 57import android.content.Intent; 58import android.content.IntentFilter; 59import android.content.IntentSender; 60import android.content.ServiceConnection; 61import android.content.IntentSender.SendIntentException; 62import android.content.pm.ActivityInfo; 63import android.content.pm.ApplicationInfo; 64import android.content.pm.ContainerEncryptionParams; 65import android.content.pm.FeatureInfo; 66import android.content.pm.IPackageDataObserver; 67import android.content.pm.IPackageDeleteObserver; 68import android.content.pm.IPackageInstallObserver; 69import android.content.pm.IPackageManager; 70import android.content.pm.IPackageMoveObserver; 71import android.content.pm.IPackageStatsObserver; 72import android.content.pm.InstrumentationInfo; 73import android.content.pm.PackageCleanItem; 74import android.content.pm.PackageInfo; 75import android.content.pm.PackageInfoLite; 76import android.content.pm.PackageManager; 77import android.content.pm.PackageParser; 78import android.content.pm.PackageUserState; 79import android.content.pm.PackageParser.ActivityIntentInfo; 80import android.content.pm.PackageStats; 81import android.content.pm.ParceledListSlice; 82import android.content.pm.PermissionGroupInfo; 83import android.content.pm.PermissionInfo; 84import android.content.pm.ProviderInfo; 85import android.content.pm.ResolveInfo; 86import android.content.pm.ServiceInfo; 87import android.content.pm.Signature; 88import android.content.pm.ManifestDigest; 89import android.content.pm.VerificationParams; 90import android.content.pm.VerifierDeviceIdentity; 91import android.content.pm.VerifierInfo; 92import android.net.Uri; 93import android.os.Binder; 94import android.os.Build; 95import android.os.Bundle; 96import android.os.Environment; 97import android.os.FileObserver; 98import android.os.FileUtils; 99import android.os.Handler; 100import android.os.HandlerThread; 101import android.os.IBinder; 102import android.os.Looper; 103import android.os.Message; 104import android.os.Parcel; 105import android.os.ParcelFileDescriptor; 106import android.os.Process; 107import android.os.RemoteException; 108import android.os.SELinux; 109import android.os.ServiceManager; 110import android.os.SystemClock; 111import android.os.SystemProperties; 112import android.os.UserHandle; 113import android.os.Environment.UserEnvironment; 114import android.provider.Settings.Secure; 115import android.security.SystemKeyStore; 116import android.util.DisplayMetrics; 117import android.util.EventLog; 118import android.util.Log; 119import android.util.LogPrinter; 120import android.util.Slog; 121import android.util.SparseArray; 122import android.util.Xml; 123import android.view.Display; 124import android.view.WindowManager; 125 126import java.io.BufferedOutputStream; 127import java.io.File; 128import java.io.FileDescriptor; 129import java.io.FileInputStream; 130import java.io.FileNotFoundException; 131import java.io.FileOutputStream; 132import java.io.FileReader; 133import java.io.FilenameFilter; 134import java.io.IOException; 135import java.io.PrintWriter; 136import java.security.NoSuchAlgorithmException; 137import java.security.PublicKey; 138import java.security.cert.CertificateException; 139import java.text.SimpleDateFormat; 140import java.util.ArrayList; 141import java.util.Arrays; 142import java.util.Collection; 143import java.util.Collections; 144import java.util.Comparator; 145import java.util.Date; 146import java.util.HashMap; 147import java.util.HashSet; 148import java.util.Iterator; 149import java.util.List; 150import java.util.Map; 151import java.util.Map.Entry; 152import java.util.Set; 153 154import libcore.io.ErrnoException; 155import libcore.io.IoUtils; 156import libcore.io.Libcore; 157import libcore.io.OsConstants; 158import libcore.io.StructStat; 159 160/** 161 * Keep track of all those .apks everywhere. 162 * 163 * This is very central to the platform's security; please run the unit 164 * tests whenever making modifications here: 165 * 166mmm frameworks/base/tests/AndroidTests 167adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 168adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 169 * 170 * {@hide} 171 */ 172public class PackageManagerService extends IPackageManager.Stub { 173 static final String TAG = "PackageManager"; 174 static final boolean DEBUG_SETTINGS = false; 175 private static final boolean DEBUG_PREFERRED = false; 176 static final boolean DEBUG_UPGRADE = false; 177 private static final boolean DEBUG_INSTALL = false; 178 private static final boolean DEBUG_REMOVE = false; 179 private static final boolean DEBUG_BROADCASTS = false; 180 private static final boolean DEBUG_SHOW_INFO = false; 181 private static final boolean DEBUG_PACKAGE_INFO = false; 182 private static final boolean DEBUG_INTENT_MATCHING = false; 183 private static final boolean DEBUG_PACKAGE_SCANNING = false; 184 private static final boolean DEBUG_APP_DIR_OBSERVER = false; 185 private static final boolean DEBUG_VERIFY = false; 186 187 private static final int RADIO_UID = Process.PHONE_UID; 188 private static final int LOG_UID = Process.LOG_UID; 189 private static final int NFC_UID = Process.NFC_UID; 190 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 191 192 private static final boolean GET_CERTIFICATES = true; 193 194 private static final int REMOVE_EVENTS = 195 FileObserver.CLOSE_WRITE | FileObserver.DELETE | FileObserver.MOVED_FROM; 196 private static final int ADD_EVENTS = 197 FileObserver.CLOSE_WRITE /*| FileObserver.CREATE*/ | FileObserver.MOVED_TO; 198 199 private static final int OBSERVER_EVENTS = REMOVE_EVENTS | ADD_EVENTS; 200 // Suffix used during package installation when copying/moving 201 // package apks to install directory. 202 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 203 204 static final int SCAN_MONITOR = 1<<0; 205 static final int SCAN_NO_DEX = 1<<1; 206 static final int SCAN_FORCE_DEX = 1<<2; 207 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 208 static final int SCAN_NEW_INSTALL = 1<<4; 209 static final int SCAN_NO_PATHS = 1<<5; 210 static final int SCAN_UPDATE_TIME = 1<<6; 211 static final int SCAN_DEFER_DEX = 1<<7; 212 static final int SCAN_BOOTING = 1<<8; 213 214 static final int REMOVE_CHATTY = 1<<16; 215 216 /** 217 * Whether verification is enabled by default. 218 */ 219 private static final boolean DEFAULT_VERIFY_ENABLE = true; 220 221 /** 222 * The default maximum time to wait for the verification agent to return in 223 * milliseconds. 224 */ 225 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 226 227 /** 228 * The default response for package verification timeout. 229 * 230 * This can be either PackageManager.VERIFICATION_ALLOW or 231 * PackageManager.VERIFICATION_REJECT. 232 */ 233 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 234 235 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 236 237 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 238 DEFAULT_CONTAINER_PACKAGE, 239 "com.android.defcontainer.DefaultContainerService"); 240 241 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 242 243 private static final String LIB_DIR_NAME = "lib"; 244 245 static final String mTempContainerPrefix = "smdl2tmp"; 246 247 final HandlerThread mHandlerThread = new HandlerThread("PackageManager", 248 Process.THREAD_PRIORITY_BACKGROUND); 249 final PackageHandler mHandler; 250 251 final int mSdkVersion = Build.VERSION.SDK_INT; 252 final String mSdkCodename = "REL".equals(Build.VERSION.CODENAME) 253 ? null : Build.VERSION.CODENAME; 254 255 final Context mContext; 256 final boolean mFactoryTest; 257 final boolean mOnlyCore; 258 final boolean mNoDexOpt; 259 final DisplayMetrics mMetrics; 260 final int mDefParseFlags; 261 final String[] mSeparateProcesses; 262 263 // This is where all application persistent data goes. 264 final File mAppDataDir; 265 266 // This is where all application persistent data goes for secondary users. 267 final File mUserAppDataDir; 268 269 /** The location for ASEC container files on internal storage. */ 270 final String mAsecInternalPath; 271 272 // This is the object monitoring the framework dir. 273 final FileObserver mFrameworkInstallObserver; 274 275 // This is the object monitoring the system app dir. 276 final FileObserver mSystemInstallObserver; 277 278 // This is the object monitoring the system app dir. 279 final FileObserver mVendorInstallObserver; 280 281 // This is the object monitoring mAppInstallDir. 282 final FileObserver mAppInstallObserver; 283 284 // This is the object monitoring mDrmAppPrivateInstallDir. 285 final FileObserver mDrmAppInstallObserver; 286 287 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 288 // LOCK HELD. Can be called with mInstallLock held. 289 final Installer mInstaller; 290 291 final File mFrameworkDir; 292 final File mSystemAppDir; 293 final File mVendorAppDir; 294 final File mAppInstallDir; 295 final File mDalvikCacheDir; 296 297 /** 298 * Directory to which applications installed internally have native 299 * libraries copied. 300 */ 301 private File mAppLibInstallDir; 302 303 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 304 // apps. 305 final File mDrmAppPrivateInstallDir; 306 307 // ---------------------------------------------------------------- 308 309 // Lock for state used when installing and doing other long running 310 // operations. Methods that must be called with this lock held have 311 // the prefix "LI". 312 final Object mInstallLock = new Object(); 313 314 // These are the directories in the 3rd party applications installed dir 315 // that we have currently loaded packages from. Keys are the application's 316 // installed zip file (absolute codePath), and values are Package. 317 final HashMap<String, PackageParser.Package> mAppDirs = 318 new HashMap<String, PackageParser.Package>(); 319 320 // Information for the parser to write more useful error messages. 321 File mScanningPath; 322 int mLastScanError; 323 324 // ---------------------------------------------------------------- 325 326 // Keys are String (package name), values are Package. This also serves 327 // as the lock for the global state. Methods that must be called with 328 // this lock held have the prefix "LP". 329 final HashMap<String, PackageParser.Package> mPackages = 330 new HashMap<String, PackageParser.Package>(); 331 332 final Settings mSettings; 333 boolean mRestoredSettings; 334 335 // Group-ids that are given to all packages as read from etc/permissions/*.xml. 336 int[] mGlobalGids; 337 338 // These are the built-in uid -> permission mappings that were read from the 339 // etc/permissions.xml file. 340 final SparseArray<HashSet<String>> mSystemPermissions = 341 new SparseArray<HashSet<String>>(); 342 343 // These are the built-in shared libraries that were read from the 344 // etc/permissions.xml file. 345 final HashMap<String, String> mSharedLibraries = new HashMap<String, String>(); 346 347 // Temporary for building the final shared libraries for an .apk. 348 String[] mTmpSharedLibraries = null; 349 350 // These are the features this devices supports that were read from the 351 // etc/permissions.xml file. 352 final HashMap<String, FeatureInfo> mAvailableFeatures = 353 new HashMap<String, FeatureInfo>(); 354 355 // All available activities, for your resolving pleasure. 356 final ActivityIntentResolver mActivities = 357 new ActivityIntentResolver(); 358 359 // All available receivers, for your resolving pleasure. 360 final ActivityIntentResolver mReceivers = 361 new ActivityIntentResolver(); 362 363 // All available services, for your resolving pleasure. 364 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 365 366 // Keys are String (provider class name), values are Provider. 367 final HashMap<ComponentName, PackageParser.Provider> mProvidersByComponent = 368 new HashMap<ComponentName, PackageParser.Provider>(); 369 370 // Mapping from provider base names (first directory in content URI codePath) 371 // to the provider information. 372 final HashMap<String, PackageParser.Provider> mProviders = 373 new HashMap<String, PackageParser.Provider>(); 374 375 // Mapping from instrumentation class names to info about them. 376 final HashMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 377 new HashMap<ComponentName, PackageParser.Instrumentation>(); 378 379 // Mapping from permission names to info about them. 380 final HashMap<String, PackageParser.PermissionGroup> mPermissionGroups = 381 new HashMap<String, PackageParser.PermissionGroup>(); 382 383 // Packages whose data we have transfered into another package, thus 384 // should no longer exist. 385 final HashSet<String> mTransferedPackages = new HashSet<String>(); 386 387 // Broadcast actions that are only available to the system. 388 final HashSet<String> mProtectedBroadcasts = new HashSet<String>(); 389 390 /** List of packages waiting for verification. */ 391 final SparseArray<PackageVerificationState> mPendingVerification 392 = new SparseArray<PackageVerificationState>(); 393 394 final ArrayList<PackageParser.Package> mDeferredDexOpt = 395 new ArrayList<PackageParser.Package>(); 396 397 /** Token for keys in mPendingVerification. */ 398 private int mPendingVerificationToken = 0; 399 400 boolean mSystemReady; 401 boolean mSafeMode; 402 boolean mHasSystemUidErrors; 403 404 ApplicationInfo mAndroidApplication; 405 final ActivityInfo mResolveActivity = new ActivityInfo(); 406 final ResolveInfo mResolveInfo = new ResolveInfo(); 407 ComponentName mResolveComponentName; 408 PackageParser.Package mPlatformPackage; 409 410 // Set of pending broadcasts for aggregating enable/disable of components. 411 final HashMap<String, ArrayList<String>> mPendingBroadcasts 412 = new HashMap<String, ArrayList<String>>(); 413 // Service Connection to remote media container service to copy 414 // package uri's from external media onto secure containers 415 // or internal storage. 416 private IMediaContainerService mContainerService = null; 417 418 static final int SEND_PENDING_BROADCAST = 1; 419 static final int MCS_BOUND = 3; 420 static final int END_COPY = 4; 421 static final int INIT_COPY = 5; 422 static final int MCS_UNBIND = 6; 423 static final int START_CLEANING_PACKAGE = 7; 424 static final int FIND_INSTALL_LOC = 8; 425 static final int POST_INSTALL = 9; 426 static final int MCS_RECONNECT = 10; 427 static final int MCS_GIVE_UP = 11; 428 static final int UPDATED_MEDIA_STATUS = 12; 429 static final int WRITE_SETTINGS = 13; 430 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 431 static final int PACKAGE_VERIFIED = 15; 432 static final int CHECK_PENDING_VERIFICATION = 16; 433 434 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 435 436 // Delay time in millisecs 437 static final int BROADCAST_DELAY = 10 * 1000; 438 439 static UserManagerService sUserManager; 440 441 // Stores a list of users whose package restrictions file needs to be updated 442 private HashSet<Integer> mDirtyUsers = new HashSet<Integer>(); 443 444 final private DefaultContainerConnection mDefContainerConn = 445 new DefaultContainerConnection(); 446 class DefaultContainerConnection implements ServiceConnection { 447 public void onServiceConnected(ComponentName name, IBinder service) { 448 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 449 IMediaContainerService imcs = 450 IMediaContainerService.Stub.asInterface(service); 451 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 452 } 453 454 public void onServiceDisconnected(ComponentName name) { 455 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 456 } 457 }; 458 459 // Recordkeeping of restore-after-install operations that are currently in flight 460 // between the Package Manager and the Backup Manager 461 class PostInstallData { 462 public InstallArgs args; 463 public PackageInstalledInfo res; 464 465 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 466 args = _a; 467 res = _r; 468 } 469 }; 470 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 471 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 472 473 private final String mRequiredVerifierPackage; 474 475 class PackageHandler extends Handler { 476 private boolean mBound = false; 477 final ArrayList<HandlerParams> mPendingInstalls = 478 new ArrayList<HandlerParams>(); 479 480 private boolean connectToService() { 481 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 482 " DefaultContainerService"); 483 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 484 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 485 if (mContext.bindService(service, mDefContainerConn, 486 Context.BIND_AUTO_CREATE, UserHandle.USER_OWNER)) { 487 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 488 mBound = true; 489 return true; 490 } 491 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 492 return false; 493 } 494 495 private void disconnectService() { 496 mContainerService = null; 497 mBound = false; 498 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 499 mContext.unbindService(mDefContainerConn); 500 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 501 } 502 503 PackageHandler(Looper looper) { 504 super(looper); 505 } 506 507 public void handleMessage(Message msg) { 508 try { 509 doHandleMessage(msg); 510 } finally { 511 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 512 } 513 } 514 515 void doHandleMessage(Message msg) { 516 switch (msg.what) { 517 case INIT_COPY: { 518 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy"); 519 HandlerParams params = (HandlerParams) msg.obj; 520 int idx = mPendingInstalls.size(); 521 if (DEBUG_INSTALL) Slog.i(TAG, "idx=" + idx); 522 // If a bind was already initiated we dont really 523 // need to do anything. The pending install 524 // will be processed later on. 525 if (!mBound) { 526 // If this is the only one pending we might 527 // have to bind to the service again. 528 if (!connectToService()) { 529 Slog.e(TAG, "Failed to bind to media container service"); 530 params.serviceError(); 531 return; 532 } else { 533 // Once we bind to the service, the first 534 // pending request will be processed. 535 mPendingInstalls.add(idx, params); 536 } 537 } else { 538 mPendingInstalls.add(idx, params); 539 // Already bound to the service. Just make 540 // sure we trigger off processing the first request. 541 if (idx == 0) { 542 mHandler.sendEmptyMessage(MCS_BOUND); 543 } 544 } 545 break; 546 } 547 case MCS_BOUND: { 548 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 549 if (msg.obj != null) { 550 mContainerService = (IMediaContainerService) msg.obj; 551 } 552 if (mContainerService == null) { 553 // Something seriously wrong. Bail out 554 Slog.e(TAG, "Cannot bind to media container service"); 555 for (HandlerParams params : mPendingInstalls) { 556 // Indicate service bind error 557 params.serviceError(); 558 } 559 mPendingInstalls.clear(); 560 } else if (mPendingInstalls.size() > 0) { 561 HandlerParams params = mPendingInstalls.get(0); 562 if (params != null) { 563 if (params.startCopy()) { 564 // We are done... look for more work or to 565 // go idle. 566 if (DEBUG_SD_INSTALL) Log.i(TAG, 567 "Checking for more work or unbind..."); 568 // Delete pending install 569 if (mPendingInstalls.size() > 0) { 570 mPendingInstalls.remove(0); 571 } 572 if (mPendingInstalls.size() == 0) { 573 if (mBound) { 574 if (DEBUG_SD_INSTALL) Log.i(TAG, 575 "Posting delayed MCS_UNBIND"); 576 removeMessages(MCS_UNBIND); 577 Message ubmsg = obtainMessage(MCS_UNBIND); 578 // Unbind after a little delay, to avoid 579 // continual thrashing. 580 sendMessageDelayed(ubmsg, 10000); 581 } 582 } else { 583 // There are more pending requests in queue. 584 // Just post MCS_BOUND message to trigger processing 585 // of next pending install. 586 if (DEBUG_SD_INSTALL) Log.i(TAG, 587 "Posting MCS_BOUND for next woek"); 588 mHandler.sendEmptyMessage(MCS_BOUND); 589 } 590 } 591 } 592 } else { 593 // Should never happen ideally. 594 Slog.w(TAG, "Empty queue"); 595 } 596 break; 597 } 598 case MCS_RECONNECT: { 599 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 600 if (mPendingInstalls.size() > 0) { 601 if (mBound) { 602 disconnectService(); 603 } 604 if (!connectToService()) { 605 Slog.e(TAG, "Failed to bind to media container service"); 606 for (HandlerParams params : mPendingInstalls) { 607 // Indicate service bind error 608 params.serviceError(); 609 } 610 mPendingInstalls.clear(); 611 } 612 } 613 break; 614 } 615 case MCS_UNBIND: { 616 // If there is no actual work left, then time to unbind. 617 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 618 619 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 620 if (mBound) { 621 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 622 623 disconnectService(); 624 } 625 } else if (mPendingInstalls.size() > 0) { 626 // There are more pending requests in queue. 627 // Just post MCS_BOUND message to trigger processing 628 // of next pending install. 629 mHandler.sendEmptyMessage(MCS_BOUND); 630 } 631 632 break; 633 } 634 case MCS_GIVE_UP: { 635 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 636 mPendingInstalls.remove(0); 637 break; 638 } 639 case SEND_PENDING_BROADCAST: { 640 String packages[]; 641 ArrayList<String> components[]; 642 int size = 0; 643 int uids[]; 644 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 645 synchronized (mPackages) { 646 if (mPendingBroadcasts == null) { 647 return; 648 } 649 size = mPendingBroadcasts.size(); 650 if (size <= 0) { 651 // Nothing to be done. Just return 652 return; 653 } 654 packages = new String[size]; 655 components = new ArrayList[size]; 656 uids = new int[size]; 657 Iterator<Map.Entry<String, ArrayList<String>>> 658 it = mPendingBroadcasts.entrySet().iterator(); 659 int i = 0; 660 while (it.hasNext() && i < size) { 661 Map.Entry<String, ArrayList<String>> ent = it.next(); 662 packages[i] = ent.getKey(); 663 components[i] = ent.getValue(); 664 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 665 uids[i] = (ps != null) ? ps.appId : -1; 666 i++; 667 } 668 size = i; 669 mPendingBroadcasts.clear(); 670 } 671 // Send broadcasts 672 for (int i = 0; i < size; i++) { 673 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 674 } 675 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 676 break; 677 } 678 case START_CLEANING_PACKAGE: { 679 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 680 final String packageName = (String)msg.obj; 681 final int userId = msg.arg1; 682 final boolean andCode = msg.arg2 != 0; 683 synchronized (mPackages) { 684 if (userId == UserHandle.USER_ALL) { 685 int[] users = sUserManager.getUserIds(); 686 for (int user : users) { 687 mSettings.addPackageToCleanLPw( 688 new PackageCleanItem(user, packageName, andCode)); 689 } 690 } else { 691 mSettings.addPackageToCleanLPw( 692 new PackageCleanItem(userId, packageName, andCode)); 693 } 694 } 695 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 696 startCleaningPackages(); 697 } break; 698 case POST_INSTALL: { 699 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 700 PostInstallData data = mRunningInstalls.get(msg.arg1); 701 mRunningInstalls.delete(msg.arg1); 702 boolean deleteOld = false; 703 704 if (data != null) { 705 InstallArgs args = data.args; 706 PackageInstalledInfo res = data.res; 707 708 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 709 res.removedInfo.sendBroadcast(false, true, false); 710 Bundle extras = new Bundle(1); 711 extras.putInt(Intent.EXTRA_UID, res.uid); 712 // Determine the set of users who are adding this 713 // package for the first time vs. those who are seeing 714 // an update. 715 int[] firstUsers; 716 int[] updateUsers = new int[0]; 717 if (res.origUsers == null || res.origUsers.length == 0) { 718 firstUsers = res.newUsers; 719 } else { 720 firstUsers = new int[0]; 721 for (int i=0; i<res.newUsers.length; i++) { 722 int user = res.newUsers[i]; 723 boolean isNew = true; 724 for (int j=0; j<res.origUsers.length; j++) { 725 if (res.origUsers[j] == user) { 726 isNew = false; 727 break; 728 } 729 } 730 if (isNew) { 731 int[] newFirst = new int[firstUsers.length+1]; 732 System.arraycopy(firstUsers, 0, newFirst, 0, 733 firstUsers.length); 734 newFirst[firstUsers.length] = user; 735 firstUsers = newFirst; 736 } else { 737 int[] newUpdate = new int[updateUsers.length+1]; 738 System.arraycopy(updateUsers, 0, newUpdate, 0, 739 updateUsers.length); 740 newUpdate[updateUsers.length] = user; 741 updateUsers = newUpdate; 742 } 743 } 744 } 745 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 746 res.pkg.applicationInfo.packageName, 747 extras, null, null, firstUsers); 748 final boolean update = res.removedInfo.removedPackage != null; 749 if (update) { 750 extras.putBoolean(Intent.EXTRA_REPLACING, true); 751 } 752 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 753 res.pkg.applicationInfo.packageName, 754 extras, null, null, updateUsers); 755 if (update) { 756 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 757 res.pkg.applicationInfo.packageName, 758 extras, null, null, updateUsers); 759 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 760 null, null, 761 res.pkg.applicationInfo.packageName, null, updateUsers); 762 } 763 if (res.removedInfo.args != null) { 764 // Remove the replaced package's older resources safely now 765 deleteOld = true; 766 } 767 768 // Log current value of "unknown sources" setting 769 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 770 getUnknownSourcesSettings()); 771 } 772 // Force a gc to clear up things 773 Runtime.getRuntime().gc(); 774 // We delete after a gc for applications on sdcard. 775 if (deleteOld) { 776 synchronized (mInstallLock) { 777 res.removedInfo.args.doPostDeleteLI(true); 778 } 779 } 780 if (args.observer != null) { 781 try { 782 args.observer.packageInstalled(res.name, res.returnCode); 783 } catch (RemoteException e) { 784 Slog.i(TAG, "Observer no longer exists."); 785 } 786 } 787 } else { 788 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 789 } 790 } break; 791 case UPDATED_MEDIA_STATUS: { 792 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 793 boolean reportStatus = msg.arg1 == 1; 794 boolean doGc = msg.arg2 == 1; 795 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 796 if (doGc) { 797 // Force a gc to clear up stale containers. 798 Runtime.getRuntime().gc(); 799 } 800 if (msg.obj != null) { 801 @SuppressWarnings("unchecked") 802 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 803 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 804 // Unload containers 805 unloadAllContainers(args); 806 } 807 if (reportStatus) { 808 try { 809 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 810 PackageHelper.getMountService().finishMediaUpdate(); 811 } catch (RemoteException e) { 812 Log.e(TAG, "MountService not running?"); 813 } 814 } 815 } break; 816 case WRITE_SETTINGS: { 817 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 818 synchronized (mPackages) { 819 removeMessages(WRITE_SETTINGS); 820 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 821 mSettings.writeLPr(); 822 mDirtyUsers.clear(); 823 } 824 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 825 } break; 826 case WRITE_PACKAGE_RESTRICTIONS: { 827 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 828 synchronized (mPackages) { 829 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 830 for (int userId : mDirtyUsers) { 831 mSettings.writePackageRestrictionsLPr(userId); 832 } 833 mDirtyUsers.clear(); 834 } 835 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 836 } break; 837 case CHECK_PENDING_VERIFICATION: { 838 final int verificationId = msg.arg1; 839 final PackageVerificationState state = mPendingVerification.get(verificationId); 840 841 if ((state != null) && !state.timeoutExtended()) { 842 final InstallArgs args = state.getInstallArgs(); 843 Slog.i(TAG, "Verification timed out for " + args.packageURI.toString()); 844 mPendingVerification.remove(verificationId); 845 846 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 847 848 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 849 Slog.i(TAG, "Continuing with installation of " 850 + args.packageURI.toString()); 851 state.setVerifierResponse(Binder.getCallingUid(), 852 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 853 broadcastPackageVerified(verificationId, args.packageURI, 854 PackageManager.VERIFICATION_ALLOW); 855 try { 856 ret = args.copyApk(mContainerService, true); 857 } catch (RemoteException e) { 858 Slog.e(TAG, "Could not contact the ContainerService"); 859 } 860 } else { 861 broadcastPackageVerified(verificationId, args.packageURI, 862 PackageManager.VERIFICATION_REJECT); 863 } 864 865 processPendingInstall(args, ret); 866 mHandler.sendEmptyMessage(MCS_UNBIND); 867 } 868 break; 869 } 870 case PACKAGE_VERIFIED: { 871 final int verificationId = msg.arg1; 872 873 final PackageVerificationState state = mPendingVerification.get(verificationId); 874 if (state == null) { 875 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 876 break; 877 } 878 879 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 880 881 state.setVerifierResponse(response.callerUid, response.code); 882 883 if (state.isVerificationComplete()) { 884 mPendingVerification.remove(verificationId); 885 886 final InstallArgs args = state.getInstallArgs(); 887 888 int ret; 889 if (state.isInstallAllowed()) { 890 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 891 broadcastPackageVerified(verificationId, args.packageURI, 892 response.code); 893 try { 894 ret = args.copyApk(mContainerService, true); 895 } catch (RemoteException e) { 896 Slog.e(TAG, "Could not contact the ContainerService"); 897 } 898 } else { 899 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 900 } 901 902 processPendingInstall(args, ret); 903 904 mHandler.sendEmptyMessage(MCS_UNBIND); 905 } 906 907 break; 908 } 909 } 910 } 911 } 912 913 void scheduleWriteSettingsLocked() { 914 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 915 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 916 } 917 } 918 919 void scheduleWritePackageRestrictionsLocked(int userId) { 920 if (!sUserManager.exists(userId)) return; 921 mDirtyUsers.add(userId); 922 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 923 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 924 } 925 } 926 927 public static final IPackageManager main(Context context, Installer installer, 928 boolean factoryTest, boolean onlyCore) { 929 PackageManagerService m = new PackageManagerService(context, installer, 930 factoryTest, onlyCore); 931 ServiceManager.addService("package", m); 932 return m; 933 } 934 935 static String[] splitString(String str, char sep) { 936 int count = 1; 937 int i = 0; 938 while ((i=str.indexOf(sep, i)) >= 0) { 939 count++; 940 i++; 941 } 942 943 String[] res = new String[count]; 944 i=0; 945 count = 0; 946 int lastI=0; 947 while ((i=str.indexOf(sep, i)) >= 0) { 948 res[count] = str.substring(lastI, i); 949 count++; 950 i++; 951 lastI = i; 952 } 953 res[count] = str.substring(lastI, str.length()); 954 return res; 955 } 956 957 public PackageManagerService(Context context, Installer installer, 958 boolean factoryTest, boolean onlyCore) { 959 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 960 SystemClock.uptimeMillis()); 961 962 if (mSdkVersion <= 0) { 963 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 964 } 965 966 mContext = context; 967 mFactoryTest = factoryTest; 968 mOnlyCore = onlyCore; 969 mNoDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 970 mMetrics = new DisplayMetrics(); 971 mSettings = new Settings(context); 972 mSettings.addSharedUserLPw("android.uid.system", 973 Process.SYSTEM_UID, ApplicationInfo.FLAG_SYSTEM); 974 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, ApplicationInfo.FLAG_SYSTEM); 975 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, ApplicationInfo.FLAG_SYSTEM); 976 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, ApplicationInfo.FLAG_SYSTEM); 977 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, ApplicationInfo.FLAG_SYSTEM); 978 979 String separateProcesses = SystemProperties.get("debug.separate_processes"); 980 if (separateProcesses != null && separateProcesses.length() > 0) { 981 if ("*".equals(separateProcesses)) { 982 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 983 mSeparateProcesses = null; 984 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 985 } else { 986 mDefParseFlags = 0; 987 mSeparateProcesses = separateProcesses.split(","); 988 Slog.w(TAG, "Running with debug.separate_processes: " 989 + separateProcesses); 990 } 991 } else { 992 mDefParseFlags = 0; 993 mSeparateProcesses = null; 994 } 995 996 mInstaller = installer; 997 998 WindowManager wm = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 999 Display d = wm.getDefaultDisplay(); 1000 d.getMetrics(mMetrics); 1001 1002 synchronized (mInstallLock) { 1003 // writer 1004 synchronized (mPackages) { 1005 mHandlerThread.start(); 1006 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1007 1008 File dataDir = Environment.getDataDirectory(); 1009 mAppDataDir = new File(dataDir, "data"); 1010 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1011 mUserAppDataDir = new File(dataDir, "user"); 1012 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1013 1014 sUserManager = new UserManagerService(context, this, 1015 mInstallLock, mPackages); 1016 1017 readPermissions(); 1018 1019 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 1020 long startTime = SystemClock.uptimeMillis(); 1021 1022 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1023 startTime); 1024 1025 // Set flag to monitor and not change apk file paths when 1026 // scanning install directories. 1027 int scanMode = SCAN_MONITOR | SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1028 if (mNoDexOpt) { 1029 Slog.w(TAG, "Running ENG build: no pre-dexopt!"); 1030 scanMode |= SCAN_NO_DEX; 1031 } 1032 1033 final HashSet<String> libFiles = new HashSet<String>(); 1034 1035 mFrameworkDir = new File(Environment.getRootDirectory(), "framework"); 1036 mDalvikCacheDir = new File(dataDir, "dalvik-cache"); 1037 1038 boolean didDexOpt = false; 1039 1040 /** 1041 * Out of paranoia, ensure that everything in the boot class 1042 * path has been dexed. 1043 */ 1044 String bootClassPath = System.getProperty("java.boot.class.path"); 1045 if (bootClassPath != null) { 1046 String[] paths = splitString(bootClassPath, ':'); 1047 for (int i=0; i<paths.length; i++) { 1048 try { 1049 if (dalvik.system.DexFile.isDexOptNeeded(paths[i])) { 1050 libFiles.add(paths[i]); 1051 mInstaller.dexopt(paths[i], Process.SYSTEM_UID, true); 1052 didDexOpt = true; 1053 } 1054 } catch (FileNotFoundException e) { 1055 Slog.w(TAG, "Boot class path not found: " + paths[i]); 1056 } catch (IOException e) { 1057 Slog.w(TAG, "Cannot dexopt " + paths[i] + "; is it an APK or JAR? " 1058 + e.getMessage()); 1059 } 1060 } 1061 } else { 1062 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1063 } 1064 1065 /** 1066 * Also ensure all external libraries have had dexopt run on them. 1067 */ 1068 if (mSharedLibraries.size() > 0) { 1069 Iterator<String> libs = mSharedLibraries.values().iterator(); 1070 while (libs.hasNext()) { 1071 String lib = libs.next(); 1072 try { 1073 if (dalvik.system.DexFile.isDexOptNeeded(lib)) { 1074 libFiles.add(lib); 1075 mInstaller.dexopt(lib, Process.SYSTEM_UID, true); 1076 didDexOpt = true; 1077 } 1078 } catch (FileNotFoundException e) { 1079 Slog.w(TAG, "Library not found: " + lib); 1080 } catch (IOException e) { 1081 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1082 + e.getMessage()); 1083 } 1084 } 1085 } 1086 1087 // Gross hack for now: we know this file doesn't contain any 1088 // code, so don't dexopt it to avoid the resulting log spew. 1089 libFiles.add(mFrameworkDir.getPath() + "/framework-res.apk"); 1090 1091 /** 1092 * And there are a number of commands implemented in Java, which 1093 * we currently need to do the dexopt on so that they can be 1094 * run from a non-root shell. 1095 */ 1096 String[] frameworkFiles = mFrameworkDir.list(); 1097 if (frameworkFiles != null) { 1098 for (int i=0; i<frameworkFiles.length; i++) { 1099 File libPath = new File(mFrameworkDir, frameworkFiles[i]); 1100 String path = libPath.getPath(); 1101 // Skip the file if we alrady did it. 1102 if (libFiles.contains(path)) { 1103 continue; 1104 } 1105 // Skip the file if it is not a type we want to dexopt. 1106 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1107 continue; 1108 } 1109 try { 1110 if (dalvik.system.DexFile.isDexOptNeeded(path)) { 1111 mInstaller.dexopt(path, Process.SYSTEM_UID, true); 1112 didDexOpt = true; 1113 } 1114 } catch (FileNotFoundException e) { 1115 Slog.w(TAG, "Jar not found: " + path); 1116 } catch (IOException e) { 1117 Slog.w(TAG, "Exception reading jar: " + path, e); 1118 } 1119 } 1120 } 1121 1122 if (didDexOpt) { 1123 // If we had to do a dexopt of one of the previous 1124 // things, then something on the system has changed. 1125 // Consider this significant, and wipe away all other 1126 // existing dexopt files to ensure we don't leave any 1127 // dangling around. 1128 String[] files = mDalvikCacheDir.list(); 1129 if (files != null) { 1130 for (int i=0; i<files.length; i++) { 1131 String fn = files[i]; 1132 if (fn.startsWith("data@app@") 1133 || fn.startsWith("data@app-private@")) { 1134 Slog.i(TAG, "Pruning dalvik file: " + fn); 1135 (new File(mDalvikCacheDir, fn)).delete(); 1136 } 1137 } 1138 } 1139 } 1140 1141 // Find base frameworks (resource packages without code). 1142 mFrameworkInstallObserver = new AppDirObserver( 1143 mFrameworkDir.getPath(), OBSERVER_EVENTS, true); 1144 mFrameworkInstallObserver.startWatching(); 1145 scanDirLI(mFrameworkDir, PackageParser.PARSE_IS_SYSTEM 1146 | PackageParser.PARSE_IS_SYSTEM_DIR, 1147 scanMode | SCAN_NO_DEX, 0); 1148 1149 // Collect all system packages. 1150 mSystemAppDir = new File(Environment.getRootDirectory(), "app"); 1151 mSystemInstallObserver = new AppDirObserver( 1152 mSystemAppDir.getPath(), OBSERVER_EVENTS, true); 1153 mSystemInstallObserver.startWatching(); 1154 scanDirLI(mSystemAppDir, PackageParser.PARSE_IS_SYSTEM 1155 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1156 1157 // Collect all vendor packages. 1158 mVendorAppDir = new File("/vendor/app"); 1159 mVendorInstallObserver = new AppDirObserver( 1160 mVendorAppDir.getPath(), OBSERVER_EVENTS, true); 1161 mVendorInstallObserver.startWatching(); 1162 scanDirLI(mVendorAppDir, PackageParser.PARSE_IS_SYSTEM 1163 | PackageParser.PARSE_IS_SYSTEM_DIR, scanMode, 0); 1164 1165 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1166 mInstaller.moveFiles(); 1167 1168 // Prune any system packages that no longer exist. 1169 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1170 if (!mOnlyCore) { 1171 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1172 while (psit.hasNext()) { 1173 PackageSetting ps = psit.next(); 1174 1175 /* 1176 * If this is not a system app, it can't be a 1177 * disable system app. 1178 */ 1179 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1180 continue; 1181 } 1182 1183 /* 1184 * If the package is scanned, it's not erased. 1185 */ 1186 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1187 if (scannedPkg != null) { 1188 /* 1189 * If the system app is both scanned and in the 1190 * disabled packages list, then it must have been 1191 * added via OTA. Remove it from the currently 1192 * scanned package so the previously user-installed 1193 * application can be scanned. 1194 */ 1195 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1196 Slog.i(TAG, "Expecting better updatd system app for " + ps.name 1197 + "; removing system app"); 1198 removePackageLI(ps, true); 1199 } 1200 1201 continue; 1202 } 1203 1204 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 1205 psit.remove(); 1206 String msg = "System package " + ps.name 1207 + " no longer exists; wiping its data"; 1208 reportSettingsProblem(Log.WARN, msg); 1209 removeDataDirsLI(ps.name); 1210 } else { 1211 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 1212 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 1213 possiblyDeletedUpdatedSystemApps.add(ps.name); 1214 } 1215 } 1216 } 1217 } 1218 1219 mAppInstallDir = new File(dataDir, "app"); 1220 mAppLibInstallDir = new File(dataDir, "app-lib"); 1221 //look for any incomplete package installations 1222 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 1223 //clean up list 1224 for(int i = 0; i < deletePkgsList.size(); i++) { 1225 //clean up here 1226 cleanupInstallFailedPackage(deletePkgsList.get(i)); 1227 } 1228 //delete tmp files 1229 deleteTempPackageFiles(); 1230 1231 if (!mOnlyCore) { 1232 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 1233 SystemClock.uptimeMillis()); 1234 mAppInstallObserver = new AppDirObserver( 1235 mAppInstallDir.getPath(), OBSERVER_EVENTS, false); 1236 mAppInstallObserver.startWatching(); 1237 scanDirLI(mAppInstallDir, 0, scanMode, 0); 1238 1239 mDrmAppInstallObserver = new AppDirObserver( 1240 mDrmAppPrivateInstallDir.getPath(), OBSERVER_EVENTS, false); 1241 mDrmAppInstallObserver.startWatching(); 1242 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 1243 scanMode, 0); 1244 1245 /** 1246 * Remove disable package settings for any updated system 1247 * apps that were removed via an OTA. If they're not a 1248 * previously-updated app, remove them completely. 1249 * Otherwise, just revoke their system-level permissions. 1250 */ 1251 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 1252 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 1253 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 1254 1255 String msg; 1256 if (deletedPkg == null) { 1257 msg = "Updated system package " + deletedAppName 1258 + " no longer exists; wiping its data"; 1259 removeDataDirsLI(deletedAppName); 1260 } else { 1261 msg = "Updated system app + " + deletedAppName 1262 + " no longer present; removing system privileges for " 1263 + deletedAppName; 1264 1265 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 1266 1267 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 1268 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 1269 } 1270 reportSettingsProblem(Log.WARN, msg); 1271 } 1272 } else { 1273 mAppInstallObserver = null; 1274 mDrmAppInstallObserver = null; 1275 } 1276 1277 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 1278 SystemClock.uptimeMillis()); 1279 Slog.i(TAG, "Time to scan packages: " 1280 + ((SystemClock.uptimeMillis()-startTime)/1000f) 1281 + " seconds"); 1282 1283 // If the platform SDK has changed since the last time we booted, 1284 // we need to re-grant app permission to catch any new ones that 1285 // appear. This is really a hack, and means that apps can in some 1286 // cases get permissions that the user didn't initially explicitly 1287 // allow... it would be nice to have some better way to handle 1288 // this situation. 1289 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 1290 != mSdkVersion; 1291 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 1292 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 1293 + "; regranting permissions for internal storage"); 1294 mSettings.mInternalSdkPlatform = mSdkVersion; 1295 1296 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 1297 | (regrantPermissions 1298 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 1299 : 0)); 1300 1301 // Verify that all of the preferred activity components actually 1302 // exist. It is possible for applications to be updated and at 1303 // that point remove a previously declared activity component that 1304 // had been set as a preferred activity. We try to clean this up 1305 // the next time we encounter that preferred activity, but it is 1306 // possible for the user flow to never be able to return to that 1307 // situation so here we do a sanity check to make sure we haven't 1308 // left any junk around. 1309 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 1310 for (PreferredActivity pa : mSettings.mPreferredActivities.filterSet()) { 1311 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 1312 removed.add(pa); 1313 } 1314 } 1315 for (int i=0; i<removed.size(); i++) { 1316 PreferredActivity pa = removed.get(i); 1317 Slog.w(TAG, "Removing dangling preferred activity: " 1318 + pa.mPref.mComponent); 1319 mSettings.mPreferredActivities.removeFilter(pa); 1320 } 1321 1322 // can downgrade to reader 1323 mSettings.writeLPr(); 1324 1325 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 1326 SystemClock.uptimeMillis()); 1327 1328 // Now after opening every single application zip, make sure they 1329 // are all flushed. Not really needed, but keeps things nice and 1330 // tidy. 1331 Runtime.getRuntime().gc(); 1332 1333 mRequiredVerifierPackage = getRequiredVerifierLPr(); 1334 } // synchronized (mPackages) 1335 } // synchronized (mInstallLock) 1336 } 1337 1338 public boolean isFirstBoot() { 1339 return !mRestoredSettings; 1340 } 1341 1342 private String getRequiredVerifierLPr() { 1343 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 1344 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 1345 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 1346 1347 String requiredVerifier = null; 1348 1349 final int N = receivers.size(); 1350 for (int i = 0; i < N; i++) { 1351 final ResolveInfo info = receivers.get(i); 1352 1353 if (info.activityInfo == null) { 1354 continue; 1355 } 1356 1357 final String packageName = info.activityInfo.packageName; 1358 1359 final PackageSetting ps = mSettings.mPackages.get(packageName); 1360 if (ps == null) { 1361 continue; 1362 } 1363 1364 if (!ps.grantedPermissions 1365 .contains(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT)) { 1366 continue; 1367 } 1368 1369 if (requiredVerifier != null) { 1370 throw new RuntimeException("There can be only one required verifier"); 1371 } 1372 1373 requiredVerifier = packageName; 1374 } 1375 1376 return requiredVerifier; 1377 } 1378 1379 @Override 1380 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 1381 throws RemoteException { 1382 try { 1383 return super.onTransact(code, data, reply, flags); 1384 } catch (RuntimeException e) { 1385 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 1386 Slog.e(TAG, "Package Manager Crash", e); 1387 } 1388 throw e; 1389 } 1390 } 1391 1392 void cleanupInstallFailedPackage(PackageSetting ps) { 1393 Slog.i(TAG, "Cleaning up incompletely installed app: " + ps.name); 1394 removeDataDirsLI(ps.name); 1395 if (ps.codePath != null) { 1396 if (!ps.codePath.delete()) { 1397 Slog.w(TAG, "Unable to remove old code file: " + ps.codePath); 1398 } 1399 } 1400 if (ps.resourcePath != null) { 1401 if (!ps.resourcePath.delete() && !ps.resourcePath.equals(ps.codePath)) { 1402 Slog.w(TAG, "Unable to remove old code file: " + ps.resourcePath); 1403 } 1404 } 1405 mSettings.removePackageLPw(ps.name); 1406 } 1407 1408 void readPermissions() { 1409 // Read permissions from .../etc/permission directory. 1410 File libraryDir = new File(Environment.getRootDirectory(), "etc/permissions"); 1411 if (!libraryDir.exists() || !libraryDir.isDirectory()) { 1412 Slog.w(TAG, "No directory " + libraryDir + ", skipping"); 1413 return; 1414 } 1415 if (!libraryDir.canRead()) { 1416 Slog.w(TAG, "Directory " + libraryDir + " cannot be read"); 1417 return; 1418 } 1419 1420 // Iterate over the files in the directory and scan .xml files 1421 for (File f : libraryDir.listFiles()) { 1422 // We'll read platform.xml last 1423 if (f.getPath().endsWith("etc/permissions/platform.xml")) { 1424 continue; 1425 } 1426 1427 if (!f.getPath().endsWith(".xml")) { 1428 Slog.i(TAG, "Non-xml file " + f + " in " + libraryDir + " directory, ignoring"); 1429 continue; 1430 } 1431 if (!f.canRead()) { 1432 Slog.w(TAG, "Permissions library file " + f + " cannot be read"); 1433 continue; 1434 } 1435 1436 readPermissionsFromXml(f); 1437 } 1438 1439 // Read permissions from .../etc/permissions/platform.xml last so it will take precedence 1440 final File permFile = new File(Environment.getRootDirectory(), 1441 "etc/permissions/platform.xml"); 1442 readPermissionsFromXml(permFile); 1443 } 1444 1445 private void readPermissionsFromXml(File permFile) { 1446 FileReader permReader = null; 1447 try { 1448 permReader = new FileReader(permFile); 1449 } catch (FileNotFoundException e) { 1450 Slog.w(TAG, "Couldn't find or open permissions file " + permFile); 1451 return; 1452 } 1453 1454 try { 1455 XmlPullParser parser = Xml.newPullParser(); 1456 parser.setInput(permReader); 1457 1458 XmlUtils.beginDocument(parser, "permissions"); 1459 1460 while (true) { 1461 XmlUtils.nextElement(parser); 1462 if (parser.getEventType() == XmlPullParser.END_DOCUMENT) { 1463 break; 1464 } 1465 1466 String name = parser.getName(); 1467 if ("group".equals(name)) { 1468 String gidStr = parser.getAttributeValue(null, "gid"); 1469 if (gidStr != null) { 1470 int gid = Integer.parseInt(gidStr); 1471 mGlobalGids = appendInt(mGlobalGids, gid); 1472 } else { 1473 Slog.w(TAG, "<group> without gid at " 1474 + parser.getPositionDescription()); 1475 } 1476 1477 XmlUtils.skipCurrentTag(parser); 1478 continue; 1479 } else if ("permission".equals(name)) { 1480 String perm = parser.getAttributeValue(null, "name"); 1481 if (perm == null) { 1482 Slog.w(TAG, "<permission> without name at " 1483 + parser.getPositionDescription()); 1484 XmlUtils.skipCurrentTag(parser); 1485 continue; 1486 } 1487 perm = perm.intern(); 1488 readPermission(parser, perm); 1489 1490 } else if ("assign-permission".equals(name)) { 1491 String perm = parser.getAttributeValue(null, "name"); 1492 if (perm == null) { 1493 Slog.w(TAG, "<assign-permission> without name at " 1494 + parser.getPositionDescription()); 1495 XmlUtils.skipCurrentTag(parser); 1496 continue; 1497 } 1498 String uidStr = parser.getAttributeValue(null, "uid"); 1499 if (uidStr == null) { 1500 Slog.w(TAG, "<assign-permission> without uid at " 1501 + parser.getPositionDescription()); 1502 XmlUtils.skipCurrentTag(parser); 1503 continue; 1504 } 1505 int uid = Process.getUidForName(uidStr); 1506 if (uid < 0) { 1507 Slog.w(TAG, "<assign-permission> with unknown uid \"" 1508 + uidStr + "\" at " 1509 + parser.getPositionDescription()); 1510 XmlUtils.skipCurrentTag(parser); 1511 continue; 1512 } 1513 perm = perm.intern(); 1514 HashSet<String> perms = mSystemPermissions.get(uid); 1515 if (perms == null) { 1516 perms = new HashSet<String>(); 1517 mSystemPermissions.put(uid, perms); 1518 } 1519 perms.add(perm); 1520 XmlUtils.skipCurrentTag(parser); 1521 1522 } else if ("library".equals(name)) { 1523 String lname = parser.getAttributeValue(null, "name"); 1524 String lfile = parser.getAttributeValue(null, "file"); 1525 if (lname == null) { 1526 Slog.w(TAG, "<library> without name at " 1527 + parser.getPositionDescription()); 1528 } else if (lfile == null) { 1529 Slog.w(TAG, "<library> without file at " 1530 + parser.getPositionDescription()); 1531 } else { 1532 //Log.i(TAG, "Got library " + lname + " in " + lfile); 1533 mSharedLibraries.put(lname, lfile); 1534 } 1535 XmlUtils.skipCurrentTag(parser); 1536 continue; 1537 1538 } else if ("feature".equals(name)) { 1539 String fname = parser.getAttributeValue(null, "name"); 1540 if (fname == null) { 1541 Slog.w(TAG, "<feature> without name at " 1542 + parser.getPositionDescription()); 1543 } else { 1544 //Log.i(TAG, "Got feature " + fname); 1545 FeatureInfo fi = new FeatureInfo(); 1546 fi.name = fname; 1547 mAvailableFeatures.put(fname, fi); 1548 } 1549 XmlUtils.skipCurrentTag(parser); 1550 continue; 1551 1552 } else { 1553 XmlUtils.skipCurrentTag(parser); 1554 continue; 1555 } 1556 1557 } 1558 permReader.close(); 1559 } catch (XmlPullParserException e) { 1560 Slog.w(TAG, "Got execption parsing permissions.", e); 1561 } catch (IOException e) { 1562 Slog.w(TAG, "Got execption parsing permissions.", e); 1563 } 1564 } 1565 1566 void readPermission(XmlPullParser parser, String name) 1567 throws IOException, XmlPullParserException { 1568 1569 name = name.intern(); 1570 1571 BasePermission bp = mSettings.mPermissions.get(name); 1572 if (bp == null) { 1573 bp = new BasePermission(name, null, BasePermission.TYPE_BUILTIN); 1574 mSettings.mPermissions.put(name, bp); 1575 } 1576 int outerDepth = parser.getDepth(); 1577 int type; 1578 while ((type=parser.next()) != XmlPullParser.END_DOCUMENT 1579 && (type != XmlPullParser.END_TAG 1580 || parser.getDepth() > outerDepth)) { 1581 if (type == XmlPullParser.END_TAG 1582 || type == XmlPullParser.TEXT) { 1583 continue; 1584 } 1585 1586 String tagName = parser.getName(); 1587 if ("group".equals(tagName)) { 1588 String gidStr = parser.getAttributeValue(null, "gid"); 1589 if (gidStr != null) { 1590 int gid = Process.getGidForName(gidStr); 1591 bp.gids = appendInt(bp.gids, gid); 1592 } else { 1593 Slog.w(TAG, "<group> without gid at " 1594 + parser.getPositionDescription()); 1595 } 1596 } 1597 XmlUtils.skipCurrentTag(parser); 1598 } 1599 } 1600 1601 static int[] appendInts(int[] cur, int[] add) { 1602 if (add == null) return cur; 1603 if (cur == null) return add; 1604 final int N = add.length; 1605 for (int i=0; i<N; i++) { 1606 cur = appendInt(cur, add[i]); 1607 } 1608 return cur; 1609 } 1610 1611 static int[] removeInts(int[] cur, int[] rem) { 1612 if (rem == null) return cur; 1613 if (cur == null) return cur; 1614 final int N = rem.length; 1615 for (int i=0; i<N; i++) { 1616 cur = removeInt(cur, rem[i]); 1617 } 1618 return cur; 1619 } 1620 1621 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 1622 if (!sUserManager.exists(userId)) return null; 1623 PackageInfo pi; 1624 final PackageSetting ps = (PackageSetting) p.mExtras; 1625 if (ps == null) { 1626 return null; 1627 } 1628 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 1629 final PackageUserState state = ps.readUserState(userId); 1630 pi = PackageParser.generatePackageInfo(p, gp.gids, flags, 1631 ps.firstInstallTime, ps.lastUpdateTime, gp.grantedPermissions, 1632 state, userId); 1633 if (pi != null) { 1634 pi.applicationInfo.enabledSetting = state.enabled; 1635 pi.applicationInfo.enabled = 1636 pi.applicationInfo.enabledSetting == COMPONENT_ENABLED_STATE_DEFAULT 1637 || pi.applicationInfo.enabledSetting == COMPONENT_ENABLED_STATE_ENABLED; 1638 } 1639 return pi; 1640 } 1641 1642 @Override 1643 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 1644 if (!sUserManager.exists(userId)) return null; 1645 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package info"); 1646 // reader 1647 synchronized (mPackages) { 1648 PackageParser.Package p = mPackages.get(packageName); 1649 if (DEBUG_PACKAGE_INFO) 1650 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 1651 if (p != null) { 1652 return generatePackageInfo(p, flags, userId); 1653 } 1654 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1655 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 1656 } 1657 } 1658 return null; 1659 } 1660 1661 public String[] currentToCanonicalPackageNames(String[] names) { 1662 String[] out = new String[names.length]; 1663 // reader 1664 synchronized (mPackages) { 1665 for (int i=names.length-1; i>=0; i--) { 1666 PackageSetting ps = mSettings.mPackages.get(names[i]); 1667 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 1668 } 1669 } 1670 return out; 1671 } 1672 1673 public String[] canonicalToCurrentPackageNames(String[] names) { 1674 String[] out = new String[names.length]; 1675 // reader 1676 synchronized (mPackages) { 1677 for (int i=names.length-1; i>=0; i--) { 1678 String cur = mSettings.mRenamedPackages.get(names[i]); 1679 out[i] = cur != null ? cur : names[i]; 1680 } 1681 } 1682 return out; 1683 } 1684 1685 @Override 1686 public int getPackageUid(String packageName, int userId) { 1687 if (!sUserManager.exists(userId)) return -1; 1688 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get package uid"); 1689 // reader 1690 synchronized (mPackages) { 1691 PackageParser.Package p = mPackages.get(packageName); 1692 if(p != null) { 1693 return UserHandle.getUid(userId, p.applicationInfo.uid); 1694 } 1695 PackageSetting ps = mSettings.mPackages.get(packageName); 1696 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 1697 return -1; 1698 } 1699 p = ps.pkg; 1700 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 1701 } 1702 } 1703 1704 public int[] getPackageGids(String packageName) { 1705 final boolean enforcedDefault = isPermissionEnforcedDefault(READ_EXTERNAL_STORAGE); 1706 // reader 1707 synchronized (mPackages) { 1708 PackageParser.Package p = mPackages.get(packageName); 1709 if (DEBUG_PACKAGE_INFO) 1710 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 1711 if (p != null) { 1712 final PackageSetting ps = (PackageSetting)p.mExtras; 1713 final SharedUserSetting suid = ps.sharedUser; 1714 int[] gids = suid != null ? suid.gids : ps.gids; 1715 1716 // include GIDs for any unenforced permissions 1717 if (!isPermissionEnforcedLocked(READ_EXTERNAL_STORAGE, enforcedDefault)) { 1718 final BasePermission basePerm = mSettings.mPermissions.get( 1719 READ_EXTERNAL_STORAGE); 1720 gids = appendInts(gids, basePerm.gids); 1721 } 1722 1723 return gids; 1724 } 1725 } 1726 // stupid thing to indicate an error. 1727 return new int[0]; 1728 } 1729 1730 static final PermissionInfo generatePermissionInfo( 1731 BasePermission bp, int flags) { 1732 if (bp.perm != null) { 1733 return PackageParser.generatePermissionInfo(bp.perm, flags); 1734 } 1735 PermissionInfo pi = new PermissionInfo(); 1736 pi.name = bp.name; 1737 pi.packageName = bp.sourcePackage; 1738 pi.nonLocalizedLabel = bp.name; 1739 pi.protectionLevel = bp.protectionLevel; 1740 return pi; 1741 } 1742 1743 public PermissionInfo getPermissionInfo(String name, int flags) { 1744 // reader 1745 synchronized (mPackages) { 1746 final BasePermission p = mSettings.mPermissions.get(name); 1747 if (p != null) { 1748 return generatePermissionInfo(p, flags); 1749 } 1750 return null; 1751 } 1752 } 1753 1754 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 1755 // reader 1756 synchronized (mPackages) { 1757 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 1758 for (BasePermission p : mSettings.mPermissions.values()) { 1759 if (group == null) { 1760 if (p.perm == null || p.perm.info.group == null) { 1761 out.add(generatePermissionInfo(p, flags)); 1762 } 1763 } else { 1764 if (p.perm != null && group.equals(p.perm.info.group)) { 1765 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 1766 } 1767 } 1768 } 1769 1770 if (out.size() > 0) { 1771 return out; 1772 } 1773 return mPermissionGroups.containsKey(group) ? out : null; 1774 } 1775 } 1776 1777 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 1778 // reader 1779 synchronized (mPackages) { 1780 return PackageParser.generatePermissionGroupInfo( 1781 mPermissionGroups.get(name), flags); 1782 } 1783 } 1784 1785 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 1786 // reader 1787 synchronized (mPackages) { 1788 final int N = mPermissionGroups.size(); 1789 ArrayList<PermissionGroupInfo> out 1790 = new ArrayList<PermissionGroupInfo>(N); 1791 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 1792 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 1793 } 1794 return out; 1795 } 1796 } 1797 1798 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 1799 int userId) { 1800 if (!sUserManager.exists(userId)) return null; 1801 PackageSetting ps = mSettings.mPackages.get(packageName); 1802 if (ps != null) { 1803 if (ps.pkg == null) { 1804 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 1805 flags, userId); 1806 if (pInfo != null) { 1807 return pInfo.applicationInfo; 1808 } 1809 return null; 1810 } 1811 return PackageParser.generateApplicationInfo(ps.pkg, flags, 1812 ps.readUserState(userId), userId); 1813 } 1814 return null; 1815 } 1816 1817 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 1818 int userId) { 1819 if (!sUserManager.exists(userId)) return null; 1820 PackageSetting ps = mSettings.mPackages.get(packageName); 1821 if (ps != null) { 1822 PackageParser.Package pkg = ps.pkg; 1823 if (pkg == null) { 1824 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 1825 return null; 1826 } 1827 pkg = new PackageParser.Package(packageName); 1828 pkg.applicationInfo.packageName = packageName; 1829 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 1830 pkg.applicationInfo.publicSourceDir = ps.resourcePathString; 1831 pkg.applicationInfo.sourceDir = ps.codePathString; 1832 pkg.applicationInfo.dataDir = 1833 getDataPathForPackage(packageName, 0).getPath(); 1834 pkg.applicationInfo.nativeLibraryDir = ps.nativeLibraryPathString; 1835 } 1836 // pkg.mSetEnabled = ps.getEnabled(userId); 1837 // pkg.mSetStopped = ps.getStopped(userId); 1838 return generatePackageInfo(pkg, flags, userId); 1839 } 1840 return null; 1841 } 1842 1843 @Override 1844 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 1845 if (!sUserManager.exists(userId)) return null; 1846 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get application info"); 1847 // writer 1848 synchronized (mPackages) { 1849 PackageParser.Package p = mPackages.get(packageName); 1850 if (DEBUG_PACKAGE_INFO) Log.v( 1851 TAG, "getApplicationInfo " + packageName 1852 + ": " + p); 1853 if (p != null) { 1854 PackageSetting ps = mSettings.mPackages.get(packageName); 1855 if (ps == null) return null; 1856 // Note: isEnabledLP() does not apply here - always return info 1857 return PackageParser.generateApplicationInfo(p, flags, ps.readUserState(userId)); 1858 } 1859 if ("android".equals(packageName)||"system".equals(packageName)) { 1860 return mAndroidApplication; 1861 } 1862 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 1863 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 1864 } 1865 } 1866 return null; 1867 } 1868 1869 1870 public void freeStorageAndNotify(final long freeStorageSize, final IPackageDataObserver observer) { 1871 mContext.enforceCallingOrSelfPermission( 1872 android.Manifest.permission.CLEAR_APP_CACHE, null); 1873 // Queue up an async operation since clearing cache may take a little while. 1874 mHandler.post(new Runnable() { 1875 public void run() { 1876 mHandler.removeCallbacks(this); 1877 int retCode = -1; 1878 synchronized (mInstallLock) { 1879 retCode = mInstaller.freeCache(freeStorageSize); 1880 if (retCode < 0) { 1881 Slog.w(TAG, "Couldn't clear application caches"); 1882 } 1883 } 1884 if (observer != null) { 1885 try { 1886 observer.onRemoveCompleted(null, (retCode >= 0)); 1887 } catch (RemoteException e) { 1888 Slog.w(TAG, "RemoveException when invoking call back"); 1889 } 1890 } 1891 } 1892 }); 1893 } 1894 1895 public void freeStorage(final long freeStorageSize, final IntentSender pi) { 1896 mContext.enforceCallingOrSelfPermission( 1897 android.Manifest.permission.CLEAR_APP_CACHE, null); 1898 // Queue up an async operation since clearing cache may take a little while. 1899 mHandler.post(new Runnable() { 1900 public void run() { 1901 mHandler.removeCallbacks(this); 1902 int retCode = -1; 1903 synchronized (mInstallLock) { 1904 retCode = mInstaller.freeCache(freeStorageSize); 1905 if (retCode < 0) { 1906 Slog.w(TAG, "Couldn't clear application caches"); 1907 } 1908 } 1909 if(pi != null) { 1910 try { 1911 // Callback via pending intent 1912 int code = (retCode >= 0) ? 1 : 0; 1913 pi.sendIntent(null, code, null, 1914 null, null); 1915 } catch (SendIntentException e1) { 1916 Slog.i(TAG, "Failed to send pending intent"); 1917 } 1918 } 1919 } 1920 }); 1921 } 1922 1923 @Override 1924 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 1925 if (!sUserManager.exists(userId)) return null; 1926 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get activity info"); 1927 synchronized (mPackages) { 1928 PackageParser.Activity a = mActivities.mActivities.get(component); 1929 1930 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 1931 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1932 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1933 if (ps == null) return null; 1934 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1935 userId); 1936 } 1937 if (mResolveComponentName.equals(component)) { 1938 return mResolveActivity; 1939 } 1940 } 1941 return null; 1942 } 1943 1944 @Override 1945 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 1946 if (!sUserManager.exists(userId)) return null; 1947 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get receiver info"); 1948 synchronized (mPackages) { 1949 PackageParser.Activity a = mReceivers.mActivities.get(component); 1950 if (DEBUG_PACKAGE_INFO) Log.v( 1951 TAG, "getReceiverInfo " + component + ": " + a); 1952 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 1953 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1954 if (ps == null) return null; 1955 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 1956 userId); 1957 } 1958 } 1959 return null; 1960 } 1961 1962 @Override 1963 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 1964 if (!sUserManager.exists(userId)) return null; 1965 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get service info"); 1966 synchronized (mPackages) { 1967 PackageParser.Service s = mServices.mServices.get(component); 1968 if (DEBUG_PACKAGE_INFO) Log.v( 1969 TAG, "getServiceInfo " + component + ": " + s); 1970 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 1971 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1972 if (ps == null) return null; 1973 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 1974 userId); 1975 } 1976 } 1977 return null; 1978 } 1979 1980 @Override 1981 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 1982 if (!sUserManager.exists(userId)) return null; 1983 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "get provider info"); 1984 synchronized (mPackages) { 1985 PackageParser.Provider p = mProvidersByComponent.get(component); 1986 if (DEBUG_PACKAGE_INFO) Log.v( 1987 TAG, "getProviderInfo " + component + ": " + p); 1988 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 1989 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 1990 if (ps == null) return null; 1991 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 1992 userId); 1993 } 1994 } 1995 return null; 1996 } 1997 1998 public String[] getSystemSharedLibraryNames() { 1999 Set<String> libSet; 2000 synchronized (mPackages) { 2001 libSet = mSharedLibraries.keySet(); 2002 int size = libSet.size(); 2003 if (size > 0) { 2004 String[] libs = new String[size]; 2005 libSet.toArray(libs); 2006 return libs; 2007 } 2008 } 2009 return null; 2010 } 2011 2012 public FeatureInfo[] getSystemAvailableFeatures() { 2013 Collection<FeatureInfo> featSet; 2014 synchronized (mPackages) { 2015 featSet = mAvailableFeatures.values(); 2016 int size = featSet.size(); 2017 if (size > 0) { 2018 FeatureInfo[] features = new FeatureInfo[size+1]; 2019 featSet.toArray(features); 2020 FeatureInfo fi = new FeatureInfo(); 2021 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2022 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2023 features[size] = fi; 2024 return features; 2025 } 2026 } 2027 return null; 2028 } 2029 2030 public boolean hasSystemFeature(String name) { 2031 synchronized (mPackages) { 2032 return mAvailableFeatures.containsKey(name); 2033 } 2034 } 2035 2036 private void checkValidCaller(int uid, int userId) { 2037 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2038 return; 2039 2040 throw new SecurityException("Caller uid=" + uid 2041 + " is not privileged to communicate with user=" + userId); 2042 } 2043 2044 public int checkPermission(String permName, String pkgName) { 2045 final boolean enforcedDefault = isPermissionEnforcedDefault(permName); 2046 synchronized (mPackages) { 2047 PackageParser.Package p = mPackages.get(pkgName); 2048 if (p != null && p.mExtras != null) { 2049 PackageSetting ps = (PackageSetting)p.mExtras; 2050 if (ps.sharedUser != null) { 2051 if (ps.sharedUser.grantedPermissions.contains(permName)) { 2052 return PackageManager.PERMISSION_GRANTED; 2053 } 2054 } else if (ps.grantedPermissions.contains(permName)) { 2055 return PackageManager.PERMISSION_GRANTED; 2056 } 2057 } 2058 if (!isPermissionEnforcedLocked(permName, enforcedDefault)) { 2059 return PackageManager.PERMISSION_GRANTED; 2060 } 2061 } 2062 return PackageManager.PERMISSION_DENIED; 2063 } 2064 2065 public int checkUidPermission(String permName, int uid) { 2066 final boolean enforcedDefault = isPermissionEnforcedDefault(permName); 2067 synchronized (mPackages) { 2068 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2069 if (obj != null) { 2070 GrantedPermissions gp = (GrantedPermissions)obj; 2071 if (gp.grantedPermissions.contains(permName)) { 2072 return PackageManager.PERMISSION_GRANTED; 2073 } 2074 } else { 2075 HashSet<String> perms = mSystemPermissions.get(uid); 2076 if (perms != null && perms.contains(permName)) { 2077 return PackageManager.PERMISSION_GRANTED; 2078 } 2079 } 2080 if (!isPermissionEnforcedLocked(permName, enforcedDefault)) { 2081 return PackageManager.PERMISSION_GRANTED; 2082 } 2083 } 2084 return PackageManager.PERMISSION_DENIED; 2085 } 2086 2087 /** 2088 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2089 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2090 * @param message the message to log on security exception 2091 * @return 2092 */ 2093 private void enforceCrossUserPermission(int callingUid, int userId, 2094 boolean requireFullPermission, String message) { 2095 if (userId < 0) { 2096 throw new IllegalArgumentException("Invalid userId " + userId); 2097 } 2098 if (userId == UserHandle.getUserId(callingUid)) return; 2099 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2100 if (requireFullPermission) { 2101 mContext.enforceCallingOrSelfPermission( 2102 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2103 } else { 2104 try { 2105 mContext.enforceCallingOrSelfPermission( 2106 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2107 } catch (SecurityException se) { 2108 mContext.enforceCallingOrSelfPermission( 2109 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2110 } 2111 } 2112 } 2113 } 2114 2115 private BasePermission findPermissionTreeLP(String permName) { 2116 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2117 if (permName.startsWith(bp.name) && 2118 permName.length() > bp.name.length() && 2119 permName.charAt(bp.name.length()) == '.') { 2120 return bp; 2121 } 2122 } 2123 return null; 2124 } 2125 2126 private BasePermission checkPermissionTreeLP(String permName) { 2127 if (permName != null) { 2128 BasePermission bp = findPermissionTreeLP(permName); 2129 if (bp != null) { 2130 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2131 return bp; 2132 } 2133 throw new SecurityException("Calling uid " 2134 + Binder.getCallingUid() 2135 + " is not allowed to add to permission tree " 2136 + bp.name + " owned by uid " + bp.uid); 2137 } 2138 } 2139 throw new SecurityException("No permission tree found for " + permName); 2140 } 2141 2142 static boolean compareStrings(CharSequence s1, CharSequence s2) { 2143 if (s1 == null) { 2144 return s2 == null; 2145 } 2146 if (s2 == null) { 2147 return false; 2148 } 2149 if (s1.getClass() != s2.getClass()) { 2150 return false; 2151 } 2152 return s1.equals(s2); 2153 } 2154 2155 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 2156 if (pi1.icon != pi2.icon) return false; 2157 if (pi1.logo != pi2.logo) return false; 2158 if (pi1.protectionLevel != pi2.protectionLevel) return false; 2159 if (!compareStrings(pi1.name, pi2.name)) return false; 2160 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 2161 // We'll take care of setting this one. 2162 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 2163 // These are not currently stored in settings. 2164 //if (!compareStrings(pi1.group, pi2.group)) return false; 2165 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 2166 //if (pi1.labelRes != pi2.labelRes) return false; 2167 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 2168 return true; 2169 } 2170 2171 boolean addPermissionLocked(PermissionInfo info, boolean async) { 2172 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 2173 throw new SecurityException("Label must be specified in permission"); 2174 } 2175 BasePermission tree = checkPermissionTreeLP(info.name); 2176 BasePermission bp = mSettings.mPermissions.get(info.name); 2177 boolean added = bp == null; 2178 boolean changed = true; 2179 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 2180 if (added) { 2181 bp = new BasePermission(info.name, tree.sourcePackage, 2182 BasePermission.TYPE_DYNAMIC); 2183 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 2184 throw new SecurityException( 2185 "Not allowed to modify non-dynamic permission " 2186 + info.name); 2187 } else { 2188 if (bp.protectionLevel == fixedLevel 2189 && bp.perm.owner.equals(tree.perm.owner) 2190 && bp.uid == tree.uid 2191 && comparePermissionInfos(bp.perm.info, info)) { 2192 changed = false; 2193 } 2194 } 2195 bp.protectionLevel = fixedLevel; 2196 info = new PermissionInfo(info); 2197 info.protectionLevel = fixedLevel; 2198 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 2199 bp.perm.info.packageName = tree.perm.info.packageName; 2200 bp.uid = tree.uid; 2201 if (added) { 2202 mSettings.mPermissions.put(info.name, bp); 2203 } 2204 if (changed) { 2205 if (!async) { 2206 mSettings.writeLPr(); 2207 } else { 2208 scheduleWriteSettingsLocked(); 2209 } 2210 } 2211 return added; 2212 } 2213 2214 public boolean addPermission(PermissionInfo info) { 2215 synchronized (mPackages) { 2216 return addPermissionLocked(info, false); 2217 } 2218 } 2219 2220 public boolean addPermissionAsync(PermissionInfo info) { 2221 synchronized (mPackages) { 2222 return addPermissionLocked(info, true); 2223 } 2224 } 2225 2226 public void removePermission(String name) { 2227 synchronized (mPackages) { 2228 checkPermissionTreeLP(name); 2229 BasePermission bp = mSettings.mPermissions.get(name); 2230 if (bp != null) { 2231 if (bp.type != BasePermission.TYPE_DYNAMIC) { 2232 throw new SecurityException( 2233 "Not allowed to modify non-dynamic permission " 2234 + name); 2235 } 2236 mSettings.mPermissions.remove(name); 2237 mSettings.writeLPr(); 2238 } 2239 } 2240 } 2241 2242 public void grantPermission(String packageName, String permissionName) { 2243 mContext.enforceCallingOrSelfPermission( 2244 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2245 synchronized (mPackages) { 2246 final PackageParser.Package pkg = mPackages.get(packageName); 2247 if (pkg == null) { 2248 throw new IllegalArgumentException("Unknown package: " + packageName); 2249 } 2250 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2251 if (bp == null) { 2252 throw new IllegalArgumentException("Unknown permission: " + packageName); 2253 } 2254 if (!pkg.requestedPermissions.contains(permissionName)) { 2255 throw new SecurityException("Package " + packageName 2256 + " has not requested permission " + permissionName); 2257 } 2258 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2259 throw new SecurityException("Permission " + permissionName 2260 + " is not a development permission"); 2261 } 2262 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2263 if (ps == null) { 2264 return; 2265 } 2266 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2267 if (gp.grantedPermissions.add(permissionName)) { 2268 if (ps.haveGids) { 2269 gp.gids = appendInts(gp.gids, bp.gids); 2270 } 2271 mSettings.writeLPr(); 2272 } 2273 } 2274 } 2275 2276 public void revokePermission(String packageName, String permissionName) { 2277 synchronized (mPackages) { 2278 final PackageParser.Package pkg = mPackages.get(packageName); 2279 if (pkg == null) { 2280 throw new IllegalArgumentException("Unknown package: " + packageName); 2281 } 2282 if (pkg.applicationInfo.uid != Binder.getCallingUid()) { 2283 mContext.enforceCallingOrSelfPermission( 2284 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, null); 2285 } 2286 final BasePermission bp = mSettings.mPermissions.get(permissionName); 2287 if (bp == null) { 2288 throw new IllegalArgumentException("Unknown permission: " + packageName); 2289 } 2290 if (!pkg.requestedPermissions.contains(permissionName)) { 2291 throw new SecurityException("Package " + packageName 2292 + " has not requested permission " + permissionName); 2293 } 2294 if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) == 0) { 2295 throw new SecurityException("Permission " + permissionName 2296 + " is not a development permission"); 2297 } 2298 final PackageSetting ps = (PackageSetting) pkg.mExtras; 2299 if (ps == null) { 2300 return; 2301 } 2302 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 2303 if (gp.grantedPermissions.remove(permissionName)) { 2304 gp.grantedPermissions.remove(permissionName); 2305 if (ps.haveGids) { 2306 gp.gids = removeInts(gp.gids, bp.gids); 2307 } 2308 mSettings.writeLPr(); 2309 } 2310 } 2311 } 2312 2313 public boolean isProtectedBroadcast(String actionName) { 2314 synchronized (mPackages) { 2315 return mProtectedBroadcasts.contains(actionName); 2316 } 2317 } 2318 2319 public int checkSignatures(String pkg1, String pkg2) { 2320 synchronized (mPackages) { 2321 final PackageParser.Package p1 = mPackages.get(pkg1); 2322 final PackageParser.Package p2 = mPackages.get(pkg2); 2323 if (p1 == null || p1.mExtras == null 2324 || p2 == null || p2.mExtras == null) { 2325 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2326 } 2327 return compareSignatures(p1.mSignatures, p2.mSignatures); 2328 } 2329 } 2330 2331 public int checkUidSignatures(int uid1, int uid2) { 2332 // Map to base uids. 2333 uid1 = UserHandle.getAppId(uid1); 2334 uid2 = UserHandle.getAppId(uid2); 2335 // reader 2336 synchronized (mPackages) { 2337 Signature[] s1; 2338 Signature[] s2; 2339 Object obj = mSettings.getUserIdLPr(uid1); 2340 if (obj != null) { 2341 if (obj instanceof SharedUserSetting) { 2342 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 2343 } else if (obj instanceof PackageSetting) { 2344 s1 = ((PackageSetting)obj).signatures.mSignatures; 2345 } else { 2346 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2347 } 2348 } else { 2349 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2350 } 2351 obj = mSettings.getUserIdLPr(uid2); 2352 if (obj != null) { 2353 if (obj instanceof SharedUserSetting) { 2354 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 2355 } else if (obj instanceof PackageSetting) { 2356 s2 = ((PackageSetting)obj).signatures.mSignatures; 2357 } else { 2358 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2359 } 2360 } else { 2361 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 2362 } 2363 return compareSignatures(s1, s2); 2364 } 2365 } 2366 2367 static int compareSignatures(Signature[] s1, Signature[] s2) { 2368 if (s1 == null) { 2369 return s2 == null 2370 ? PackageManager.SIGNATURE_NEITHER_SIGNED 2371 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 2372 } 2373 if (s2 == null) { 2374 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 2375 } 2376 HashSet<Signature> set1 = new HashSet<Signature>(); 2377 for (Signature sig : s1) { 2378 set1.add(sig); 2379 } 2380 HashSet<Signature> set2 = new HashSet<Signature>(); 2381 for (Signature sig : s2) { 2382 set2.add(sig); 2383 } 2384 // Make sure s2 contains all signatures in s1. 2385 if (set1.equals(set2)) { 2386 return PackageManager.SIGNATURE_MATCH; 2387 } 2388 return PackageManager.SIGNATURE_NO_MATCH; 2389 } 2390 2391 public String[] getPackagesForUid(int uid) { 2392 uid = UserHandle.getAppId(uid); 2393 // reader 2394 synchronized (mPackages) { 2395 Object obj = mSettings.getUserIdLPr(uid); 2396 if (obj instanceof SharedUserSetting) { 2397 final SharedUserSetting sus = (SharedUserSetting) obj; 2398 final int N = sus.packages.size(); 2399 final String[] res = new String[N]; 2400 final Iterator<PackageSetting> it = sus.packages.iterator(); 2401 int i = 0; 2402 while (it.hasNext()) { 2403 res[i++] = it.next().name; 2404 } 2405 return res; 2406 } else if (obj instanceof PackageSetting) { 2407 final PackageSetting ps = (PackageSetting) obj; 2408 return new String[] { ps.name }; 2409 } 2410 } 2411 return null; 2412 } 2413 2414 public String getNameForUid(int uid) { 2415 // reader 2416 synchronized (mPackages) { 2417 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2418 if (obj instanceof SharedUserSetting) { 2419 final SharedUserSetting sus = (SharedUserSetting) obj; 2420 return sus.name + ":" + sus.userId; 2421 } else if (obj instanceof PackageSetting) { 2422 final PackageSetting ps = (PackageSetting) obj; 2423 return ps.name; 2424 } 2425 } 2426 return null; 2427 } 2428 2429 public int getUidForSharedUser(String sharedUserName) { 2430 if(sharedUserName == null) { 2431 return -1; 2432 } 2433 // reader 2434 synchronized (mPackages) { 2435 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, false); 2436 if (suid == null) { 2437 return -1; 2438 } 2439 return suid.userId; 2440 } 2441 } 2442 2443 @Override 2444 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 2445 int flags, int userId) { 2446 if (!sUserManager.exists(userId)) return null; 2447 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "resolve intent"); 2448 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 2449 return chooseBestActivity(intent, resolvedType, flags, query, userId); 2450 } 2451 2452 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 2453 int flags, List<ResolveInfo> query, int userId) { 2454 if (query != null) { 2455 final int N = query.size(); 2456 if (N == 1) { 2457 return query.get(0); 2458 } else if (N > 1) { 2459 // If there is more than one activity with the same priority, 2460 // then let the user decide between them. 2461 ResolveInfo r0 = query.get(0); 2462 ResolveInfo r1 = query.get(1); 2463 if (DEBUG_INTENT_MATCHING) { 2464 Log.d(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 2465 + r1.activityInfo.name + "=" + r1.priority); 2466 } 2467 // If the first activity has a higher priority, or a different 2468 // default, then it is always desireable to pick it. 2469 if (r0.priority != r1.priority 2470 || r0.preferredOrder != r1.preferredOrder 2471 || r0.isDefault != r1.isDefault) { 2472 return query.get(0); 2473 } 2474 // If we have saved a preference for a preferred activity for 2475 // this Intent, use that. 2476 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 2477 flags, query, r0.priority, userId); 2478 if (ri != null) { 2479 return ri; 2480 } 2481 if (userId != 0) { 2482 ri = new ResolveInfo(mResolveInfo); 2483 ri.activityInfo = new ActivityInfo(ri.activityInfo); 2484 ri.activityInfo.applicationInfo = new ApplicationInfo( 2485 ri.activityInfo.applicationInfo); 2486 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 2487 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 2488 return ri; 2489 } 2490 return mResolveInfo; 2491 } 2492 } 2493 return null; 2494 } 2495 2496 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, 2497 int flags, List<ResolveInfo> query, int priority, int userId) { 2498 if (!sUserManager.exists(userId)) return null; 2499 // writer 2500 synchronized (mPackages) { 2501 if (intent.getSelector() != null) { 2502 intent = intent.getSelector(); 2503 } 2504 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 2505 List<PreferredActivity> prefs = 2506 mSettings.mPreferredActivities.queryIntent(intent, resolvedType, 2507 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 2508 if (prefs != null && prefs.size() > 0) { 2509 // First figure out how good the original match set is. 2510 // We will only allow preferred activities that came 2511 // from the same match quality. 2512 int match = 0; 2513 2514 if (DEBUG_PREFERRED) { 2515 Log.v(TAG, "Figuring out best match..."); 2516 } 2517 2518 final int N = query.size(); 2519 for (int j=0; j<N; j++) { 2520 final ResolveInfo ri = query.get(j); 2521 if (DEBUG_PREFERRED) { 2522 Log.v(TAG, "Match for " + ri.activityInfo + ": 0x" 2523 + Integer.toHexString(match)); 2524 } 2525 if (ri.match > match) { 2526 match = ri.match; 2527 } 2528 } 2529 2530 if (DEBUG_PREFERRED) { 2531 Log.v(TAG, "Best match: 0x" + Integer.toHexString(match)); 2532 } 2533 2534 match &= IntentFilter.MATCH_CATEGORY_MASK; 2535 final int M = prefs.size(); 2536 for (int i=0; i<M; i++) { 2537 final PreferredActivity pa = prefs.get(i); 2538 if (pa.mUserId != userId) { 2539 continue; 2540 } 2541 if (pa.mPref.mMatch != match) { 2542 continue; 2543 } 2544 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, flags, userId); 2545 if (DEBUG_PREFERRED) { 2546 Log.v(TAG, "Got preferred activity:"); 2547 if (ai != null) { 2548 ai.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 2549 } else { 2550 Log.v(TAG, " null"); 2551 } 2552 } 2553 if (ai == null) { 2554 // This previously registered preferred activity 2555 // component is no longer known. Most likely an update 2556 // to the app was installed and in the new version this 2557 // component no longer exists. Clean it up by removing 2558 // it from the preferred activities list, and skip it. 2559 Slog.w(TAG, "Removing dangling preferred activity: " 2560 + pa.mPref.mComponent); 2561 mSettings.mPreferredActivities.removeFilter(pa); 2562 continue; 2563 } 2564 for (int j=0; j<N; j++) { 2565 final ResolveInfo ri = query.get(j); 2566 if (!ri.activityInfo.applicationInfo.packageName 2567 .equals(ai.applicationInfo.packageName)) { 2568 continue; 2569 } 2570 if (!ri.activityInfo.name.equals(ai.name)) { 2571 continue; 2572 } 2573 2574 // Okay we found a previously set preferred app. 2575 // If the result set is different from when this 2576 // was created, we need to clear it and re-ask the 2577 // user their preference. 2578 if (!pa.mPref.sameSet(query, priority)) { 2579 Slog.i(TAG, "Result set changed, dropping preferred activity for " 2580 + intent + " type " + resolvedType); 2581 mSettings.mPreferredActivities.removeFilter(pa); 2582 return null; 2583 } 2584 2585 // Yay! 2586 return ri; 2587 } 2588 } 2589 } 2590 } 2591 return null; 2592 } 2593 2594 @Override 2595 public List<ResolveInfo> queryIntentActivities(Intent intent, 2596 String resolvedType, int flags, int userId) { 2597 if (!sUserManager.exists(userId)) return null; 2598 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, "query intent activities"); 2599 ComponentName comp = intent.getComponent(); 2600 if (comp == null) { 2601 if (intent.getSelector() != null) { 2602 intent = intent.getSelector(); 2603 comp = intent.getComponent(); 2604 } 2605 } 2606 2607 if (comp != null) { 2608 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2609 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 2610 if (ai != null) { 2611 final ResolveInfo ri = new ResolveInfo(); 2612 ri.activityInfo = ai; 2613 list.add(ri); 2614 } 2615 return list; 2616 } 2617 2618 // reader 2619 synchronized (mPackages) { 2620 final String pkgName = intent.getPackage(); 2621 if (pkgName == null) { 2622 return mActivities.queryIntent(intent, resolvedType, flags, userId); 2623 } 2624 final PackageParser.Package pkg = mPackages.get(pkgName); 2625 if (pkg != null) { 2626 return mActivities.queryIntentForPackage(intent, resolvedType, flags, 2627 pkg.activities, userId); 2628 } 2629 return new ArrayList<ResolveInfo>(); 2630 } 2631 } 2632 2633 @Override 2634 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 2635 Intent[] specifics, String[] specificTypes, Intent intent, 2636 String resolvedType, int flags, int userId) { 2637 if (!sUserManager.exists(userId)) return null; 2638 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 2639 "query intent activity options"); 2640 final String resultsAction = intent.getAction(); 2641 2642 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 2643 | PackageManager.GET_RESOLVED_FILTER, userId); 2644 2645 if (DEBUG_INTENT_MATCHING) { 2646 Log.v(TAG, "Query " + intent + ": " + results); 2647 } 2648 2649 int specificsPos = 0; 2650 int N; 2651 2652 // todo: note that the algorithm used here is O(N^2). This 2653 // isn't a problem in our current environment, but if we start running 2654 // into situations where we have more than 5 or 10 matches then this 2655 // should probably be changed to something smarter... 2656 2657 // First we go through and resolve each of the specific items 2658 // that were supplied, taking care of removing any corresponding 2659 // duplicate items in the generic resolve list. 2660 if (specifics != null) { 2661 for (int i=0; i<specifics.length; i++) { 2662 final Intent sintent = specifics[i]; 2663 if (sintent == null) { 2664 continue; 2665 } 2666 2667 if (DEBUG_INTENT_MATCHING) { 2668 Log.v(TAG, "Specific #" + i + ": " + sintent); 2669 } 2670 2671 String action = sintent.getAction(); 2672 if (resultsAction != null && resultsAction.equals(action)) { 2673 // If this action was explicitly requested, then don't 2674 // remove things that have it. 2675 action = null; 2676 } 2677 2678 ResolveInfo ri = null; 2679 ActivityInfo ai = null; 2680 2681 ComponentName comp = sintent.getComponent(); 2682 if (comp == null) { 2683 ri = resolveIntent( 2684 sintent, 2685 specificTypes != null ? specificTypes[i] : null, 2686 flags, userId); 2687 if (ri == null) { 2688 continue; 2689 } 2690 if (ri == mResolveInfo) { 2691 // ACK! Must do something better with this. 2692 } 2693 ai = ri.activityInfo; 2694 comp = new ComponentName(ai.applicationInfo.packageName, 2695 ai.name); 2696 } else { 2697 ai = getActivityInfo(comp, flags, userId); 2698 if (ai == null) { 2699 continue; 2700 } 2701 } 2702 2703 // Look for any generic query activities that are duplicates 2704 // of this specific one, and remove them from the results. 2705 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 2706 N = results.size(); 2707 int j; 2708 for (j=specificsPos; j<N; j++) { 2709 ResolveInfo sri = results.get(j); 2710 if ((sri.activityInfo.name.equals(comp.getClassName()) 2711 && sri.activityInfo.applicationInfo.packageName.equals( 2712 comp.getPackageName())) 2713 || (action != null && sri.filter.matchAction(action))) { 2714 results.remove(j); 2715 if (DEBUG_INTENT_MATCHING) Log.v( 2716 TAG, "Removing duplicate item from " + j 2717 + " due to specific " + specificsPos); 2718 if (ri == null) { 2719 ri = sri; 2720 } 2721 j--; 2722 N--; 2723 } 2724 } 2725 2726 // Add this specific item to its proper place. 2727 if (ri == null) { 2728 ri = new ResolveInfo(); 2729 ri.activityInfo = ai; 2730 } 2731 results.add(specificsPos, ri); 2732 ri.specificIndex = i; 2733 specificsPos++; 2734 } 2735 } 2736 2737 // Now we go through the remaining generic results and remove any 2738 // duplicate actions that are found here. 2739 N = results.size(); 2740 for (int i=specificsPos; i<N-1; i++) { 2741 final ResolveInfo rii = results.get(i); 2742 if (rii.filter == null) { 2743 continue; 2744 } 2745 2746 // Iterate over all of the actions of this result's intent 2747 // filter... typically this should be just one. 2748 final Iterator<String> it = rii.filter.actionsIterator(); 2749 if (it == null) { 2750 continue; 2751 } 2752 while (it.hasNext()) { 2753 final String action = it.next(); 2754 if (resultsAction != null && resultsAction.equals(action)) { 2755 // If this action was explicitly requested, then don't 2756 // remove things that have it. 2757 continue; 2758 } 2759 for (int j=i+1; j<N; j++) { 2760 final ResolveInfo rij = results.get(j); 2761 if (rij.filter != null && rij.filter.hasAction(action)) { 2762 results.remove(j); 2763 if (DEBUG_INTENT_MATCHING) Log.v( 2764 TAG, "Removing duplicate item from " + j 2765 + " due to action " + action + " at " + i); 2766 j--; 2767 N--; 2768 } 2769 } 2770 } 2771 2772 // If the caller didn't request filter information, drop it now 2773 // so we don't have to marshall/unmarshall it. 2774 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2775 rii.filter = null; 2776 } 2777 } 2778 2779 // Filter out the caller activity if so requested. 2780 if (caller != null) { 2781 N = results.size(); 2782 for (int i=0; i<N; i++) { 2783 ActivityInfo ainfo = results.get(i).activityInfo; 2784 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 2785 && caller.getClassName().equals(ainfo.name)) { 2786 results.remove(i); 2787 break; 2788 } 2789 } 2790 } 2791 2792 // If the caller didn't request filter information, 2793 // drop them now so we don't have to 2794 // marshall/unmarshall it. 2795 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 2796 N = results.size(); 2797 for (int i=0; i<N; i++) { 2798 results.get(i).filter = null; 2799 } 2800 } 2801 2802 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 2803 return results; 2804 } 2805 2806 @Override 2807 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 2808 int userId) { 2809 if (!sUserManager.exists(userId)) return null; 2810 ComponentName comp = intent.getComponent(); 2811 if (comp == null) { 2812 if (intent.getSelector() != null) { 2813 intent = intent.getSelector(); 2814 comp = intent.getComponent(); 2815 } 2816 } 2817 if (comp != null) { 2818 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2819 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 2820 if (ai != null) { 2821 ResolveInfo ri = new ResolveInfo(); 2822 ri.activityInfo = ai; 2823 list.add(ri); 2824 } 2825 return list; 2826 } 2827 2828 // reader 2829 synchronized (mPackages) { 2830 String pkgName = intent.getPackage(); 2831 if (pkgName == null) { 2832 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 2833 } 2834 final PackageParser.Package pkg = mPackages.get(pkgName); 2835 if (pkg != null) { 2836 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 2837 userId); 2838 } 2839 return null; 2840 } 2841 } 2842 2843 @Override 2844 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 2845 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 2846 if (!sUserManager.exists(userId)) return null; 2847 if (query != null) { 2848 if (query.size() >= 1) { 2849 // If there is more than one service with the same priority, 2850 // just arbitrarily pick the first one. 2851 return query.get(0); 2852 } 2853 } 2854 return null; 2855 } 2856 2857 @Override 2858 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 2859 int userId) { 2860 if (!sUserManager.exists(userId)) return null; 2861 ComponentName comp = intent.getComponent(); 2862 if (comp == null) { 2863 if (intent.getSelector() != null) { 2864 intent = intent.getSelector(); 2865 comp = intent.getComponent(); 2866 } 2867 } 2868 if (comp != null) { 2869 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 2870 final ServiceInfo si = getServiceInfo(comp, flags, userId); 2871 if (si != null) { 2872 final ResolveInfo ri = new ResolveInfo(); 2873 ri.serviceInfo = si; 2874 list.add(ri); 2875 } 2876 return list; 2877 } 2878 2879 // reader 2880 synchronized (mPackages) { 2881 String pkgName = intent.getPackage(); 2882 if (pkgName == null) { 2883 return mServices.queryIntent(intent, resolvedType, flags, userId); 2884 } 2885 final PackageParser.Package pkg = mPackages.get(pkgName); 2886 if (pkg != null) { 2887 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 2888 userId); 2889 } 2890 return null; 2891 } 2892 } 2893 2894 private static final int getContinuationPoint(final String[] keys, final String key) { 2895 final int index; 2896 if (key == null) { 2897 index = 0; 2898 } else { 2899 final int insertPoint = Arrays.binarySearch(keys, key); 2900 if (insertPoint < 0) { 2901 index = -insertPoint; 2902 } else { 2903 index = insertPoint + 1; 2904 } 2905 } 2906 return index; 2907 } 2908 2909 @Override 2910 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, String lastRead, 2911 int userId) { 2912 final ParceledListSlice<PackageInfo> list = new ParceledListSlice<PackageInfo>(); 2913 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2914 final String[] keys; 2915 2916 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "get installed packages"); 2917 2918 // writer 2919 synchronized (mPackages) { 2920 if (listUninstalled) { 2921 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2922 } else { 2923 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2924 } 2925 2926 Arrays.sort(keys); 2927 int i = getContinuationPoint(keys, lastRead); 2928 final int N = keys.length; 2929 2930 while (i < N) { 2931 final String packageName = keys[i++]; 2932 2933 PackageInfo pi = null; 2934 if (listUninstalled) { 2935 final PackageSetting ps = mSettings.mPackages.get(packageName); 2936 if (ps != null) { 2937 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 2938 } 2939 } else { 2940 final PackageParser.Package p = mPackages.get(packageName); 2941 if (p != null) { 2942 pi = generatePackageInfo(p, flags, userId); 2943 } 2944 } 2945 2946 if (pi != null && list.append(pi)) { 2947 break; 2948 } 2949 } 2950 2951 if (i == N) { 2952 list.setLastSlice(true); 2953 } 2954 } 2955 2956 return list; 2957 } 2958 2959 @Override 2960 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, 2961 String lastRead, int userId) { 2962 if (!sUserManager.exists(userId)) return null; 2963 final ParceledListSlice<ApplicationInfo> list = new ParceledListSlice<ApplicationInfo>(); 2964 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 2965 final String[] keys; 2966 2967 // writer 2968 synchronized (mPackages) { 2969 if (listUninstalled) { 2970 keys = mSettings.mPackages.keySet().toArray(new String[mSettings.mPackages.size()]); 2971 } else { 2972 keys = mPackages.keySet().toArray(new String[mPackages.size()]); 2973 } 2974 2975 Arrays.sort(keys); 2976 int i = getContinuationPoint(keys, lastRead); 2977 final int N = keys.length; 2978 2979 while (i < N) { 2980 final String packageName = keys[i++]; 2981 2982 ApplicationInfo ai = null; 2983 final PackageSetting ps = mSettings.mPackages.get(packageName); 2984 if (listUninstalled) { 2985 if (ps != null) { 2986 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 2987 } 2988 } else { 2989 final PackageParser.Package p = mPackages.get(packageName); 2990 if (p != null && ps != null) { 2991 ai = PackageParser.generateApplicationInfo(p, flags, 2992 ps.readUserState(userId), userId); 2993 } 2994 } 2995 2996 if (ai != null && list.append(ai)) { 2997 break; 2998 } 2999 } 3000 3001 if (i == N) { 3002 list.setLastSlice(true); 3003 } 3004 } 3005 3006 return list; 3007 } 3008 3009 public List<ApplicationInfo> getPersistentApplications(int flags) { 3010 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 3011 3012 // reader 3013 synchronized (mPackages) { 3014 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 3015 final int userId = UserHandle.getCallingUserId(); 3016 while (i.hasNext()) { 3017 final PackageParser.Package p = i.next(); 3018 if (p.applicationInfo != null 3019 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 3020 && (!mSafeMode || isSystemApp(p))) { 3021 PackageSetting ps = mSettings.mPackages.get(p.packageName); 3022 if (ps != null) { 3023 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 3024 ps.readUserState(userId), userId); 3025 if (ai != null) { 3026 finalList.add(ai); 3027 } 3028 } 3029 } 3030 } 3031 } 3032 3033 return finalList; 3034 } 3035 3036 @Override 3037 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 3038 if (!sUserManager.exists(userId)) return null; 3039 // reader 3040 synchronized (mPackages) { 3041 final PackageParser.Provider provider = mProviders.get(name); 3042 PackageSetting ps = provider != null 3043 ? mSettings.mPackages.get(provider.owner.packageName) 3044 : null; 3045 return ps != null 3046 && mSettings.isEnabledLPr(provider.info, flags, userId) 3047 && (!mSafeMode || (provider.info.applicationInfo.flags 3048 &ApplicationInfo.FLAG_SYSTEM) != 0) 3049 ? PackageParser.generateProviderInfo(provider, flags, 3050 ps.readUserState(userId), userId) 3051 : null; 3052 } 3053 } 3054 3055 /** 3056 * @deprecated 3057 */ 3058 @Deprecated 3059 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 3060 // reader 3061 synchronized (mPackages) { 3062 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProviders.entrySet() 3063 .iterator(); 3064 final int userId = UserHandle.getCallingUserId(); 3065 while (i.hasNext()) { 3066 Map.Entry<String, PackageParser.Provider> entry = i.next(); 3067 PackageParser.Provider p = entry.getValue(); 3068 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3069 3070 if (ps != null && p.syncable 3071 && (!mSafeMode || (p.info.applicationInfo.flags 3072 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 3073 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 3074 ps.readUserState(userId), userId); 3075 if (info != null) { 3076 outNames.add(entry.getKey()); 3077 outInfo.add(info); 3078 } 3079 } 3080 } 3081 } 3082 } 3083 3084 public List<ProviderInfo> queryContentProviders(String processName, 3085 int uid, int flags) { 3086 ArrayList<ProviderInfo> finalList = null; 3087 3088 // reader 3089 synchronized (mPackages) { 3090 final Iterator<PackageParser.Provider> i = mProvidersByComponent.values().iterator(); 3091 final int userId = processName != null ? 3092 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 3093 while (i.hasNext()) { 3094 final PackageParser.Provider p = i.next(); 3095 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 3096 if (ps != null && p.info.authority != null 3097 && (processName == null 3098 || (p.info.processName.equals(processName) 3099 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 3100 && mSettings.isEnabledLPr(p.info, flags, userId) 3101 && (!mSafeMode 3102 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 3103 if (finalList == null) { 3104 finalList = new ArrayList<ProviderInfo>(3); 3105 } 3106 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 3107 ps.readUserState(userId), userId); 3108 if (info != null) { 3109 finalList.add(info); 3110 } 3111 } 3112 } 3113 } 3114 3115 if (finalList != null) { 3116 Collections.sort(finalList, mProviderInitOrderSorter); 3117 } 3118 3119 return finalList; 3120 } 3121 3122 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 3123 int flags) { 3124 // reader 3125 synchronized (mPackages) { 3126 final PackageParser.Instrumentation i = mInstrumentation.get(name); 3127 return PackageParser.generateInstrumentationInfo(i, flags); 3128 } 3129 } 3130 3131 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 3132 int flags) { 3133 ArrayList<InstrumentationInfo> finalList = 3134 new ArrayList<InstrumentationInfo>(); 3135 3136 // reader 3137 synchronized (mPackages) { 3138 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 3139 while (i.hasNext()) { 3140 final PackageParser.Instrumentation p = i.next(); 3141 if (targetPackage == null 3142 || targetPackage.equals(p.info.targetPackage)) { 3143 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 3144 flags); 3145 if (ii != null) { 3146 finalList.add(ii); 3147 } 3148 } 3149 } 3150 } 3151 3152 return finalList; 3153 } 3154 3155 private void scanDirLI(File dir, int flags, int scanMode, long currentTime) { 3156 String[] files = dir.list(); 3157 if (files == null) { 3158 Log.d(TAG, "No files in app dir " + dir); 3159 return; 3160 } 3161 3162 if (DEBUG_PACKAGE_SCANNING) { 3163 Log.d(TAG, "Scanning app dir " + dir); 3164 } 3165 3166 int i; 3167 for (i=0; i<files.length; i++) { 3168 File file = new File(dir, files[i]); 3169 if (!isPackageFilename(files[i])) { 3170 // Ignore entries which are not apk's 3171 continue; 3172 } 3173 PackageParser.Package pkg = scanPackageLI(file, 3174 flags|PackageParser.PARSE_MUST_BE_APK, scanMode, currentTime, null); 3175 // Don't mess around with apps in system partition. 3176 if (pkg == null && (flags & PackageParser.PARSE_IS_SYSTEM) == 0 && 3177 mLastScanError == PackageManager.INSTALL_FAILED_INVALID_APK) { 3178 // Delete the apk 3179 Slog.w(TAG, "Cleaning up failed install of " + file); 3180 file.delete(); 3181 } 3182 } 3183 } 3184 3185 private static File getSettingsProblemFile() { 3186 File dataDir = Environment.getDataDirectory(); 3187 File systemDir = new File(dataDir, "system"); 3188 File fname = new File(systemDir, "uiderrors.txt"); 3189 return fname; 3190 } 3191 3192 static void reportSettingsProblem(int priority, String msg) { 3193 try { 3194 File fname = getSettingsProblemFile(); 3195 FileOutputStream out = new FileOutputStream(fname, true); 3196 PrintWriter pw = new PrintWriter(out); 3197 SimpleDateFormat formatter = new SimpleDateFormat(); 3198 String dateString = formatter.format(new Date(System.currentTimeMillis())); 3199 pw.println(dateString + ": " + msg); 3200 pw.close(); 3201 FileUtils.setPermissions( 3202 fname.toString(), 3203 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 3204 -1, -1); 3205 } catch (java.io.IOException e) { 3206 } 3207 Slog.println(priority, TAG, msg); 3208 } 3209 3210 private boolean collectCertificatesLI(PackageParser pp, PackageSetting ps, 3211 PackageParser.Package pkg, File srcFile, int parseFlags) { 3212 if (GET_CERTIFICATES) { 3213 if (ps != null 3214 && ps.codePath.equals(srcFile) 3215 && ps.timeStamp == srcFile.lastModified()) { 3216 if (ps.signatures.mSignatures != null 3217 && ps.signatures.mSignatures.length != 0) { 3218 // Optimization: reuse the existing cached certificates 3219 // if the package appears to be unchanged. 3220 pkg.mSignatures = ps.signatures.mSignatures; 3221 return true; 3222 } 3223 3224 Slog.w(TAG, "PackageSetting for " + ps.name + " is missing signatures. Collecting certs again to recover them."); 3225 } else { 3226 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 3227 } 3228 3229 if (!pp.collectCertificates(pkg, parseFlags)) { 3230 mLastScanError = pp.getParseError(); 3231 return false; 3232 } 3233 } 3234 return true; 3235 } 3236 3237 /* 3238 * Scan a package and return the newly parsed package. 3239 * Returns null in case of errors and the error code is stored in mLastScanError 3240 */ 3241 private PackageParser.Package scanPackageLI(File scanFile, 3242 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3243 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 3244 String scanPath = scanFile.getPath(); 3245 parseFlags |= mDefParseFlags; 3246 PackageParser pp = new PackageParser(scanPath); 3247 pp.setSeparateProcesses(mSeparateProcesses); 3248 pp.setOnlyCoreApps(mOnlyCore); 3249 final PackageParser.Package pkg = pp.parsePackage(scanFile, 3250 scanPath, mMetrics, parseFlags); 3251 if (pkg == null) { 3252 mLastScanError = pp.getParseError(); 3253 return null; 3254 } 3255 PackageSetting ps = null; 3256 PackageSetting updatedPkg; 3257 // reader 3258 synchronized (mPackages) { 3259 // Look to see if we already know about this package. 3260 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 3261 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 3262 // This package has been renamed to its original name. Let's 3263 // use that. 3264 ps = mSettings.peekPackageLPr(oldName); 3265 } 3266 // If there was no original package, see one for the real package name. 3267 if (ps == null) { 3268 ps = mSettings.peekPackageLPr(pkg.packageName); 3269 } 3270 // Check to see if this package could be hiding/updating a system 3271 // package. Must look for it either under the original or real 3272 // package name depending on our state. 3273 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 3274 } 3275 // First check if this is a system package that may involve an update 3276 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3277 if (ps != null && !ps.codePath.equals(scanFile)) { 3278 // The path has changed from what was last scanned... check the 3279 // version of the new path against what we have stored to determine 3280 // what to do. 3281 if (pkg.mVersionCode < ps.versionCode) { 3282 // The system package has been updated and the code path does not match 3283 // Ignore entry. Skip it. 3284 Log.i(TAG, "Package " + ps.name + " at " + scanFile 3285 + " ignored: updated version " + ps.versionCode 3286 + " better than this " + pkg.mVersionCode); 3287 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3288 return null; 3289 } else { 3290 // The current app on the system partion is better than 3291 // what we have updated to on the data partition; switch 3292 // back to the system partition version. 3293 // At this point, its safely assumed that package installation for 3294 // apps in system partition will go through. If not there won't be a working 3295 // version of the app 3296 // writer 3297 synchronized (mPackages) { 3298 // Just remove the loaded entries from package lists. 3299 mPackages.remove(ps.name); 3300 } 3301 Slog.w(TAG, "Package " + ps.name + " at " + scanFile 3302 + "reverting from " + ps.codePathString 3303 + ": new version " + pkg.mVersionCode 3304 + " better than installed " + ps.versionCode); 3305 3306 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3307 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3308 synchronized (mInstallLock) { 3309 args.cleanUpResourcesLI(); 3310 } 3311 synchronized (mPackages) { 3312 mSettings.enableSystemPackageLPw(ps.name); 3313 } 3314 } 3315 } 3316 } 3317 3318 if (updatedPkg != null) { 3319 // An updated system app will not have the PARSE_IS_SYSTEM flag set 3320 // initially 3321 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 3322 } 3323 // Verify certificates against what was last scanned 3324 if (!collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags)) { 3325 Slog.w(TAG, "Failed verifying certificates for package:" + pkg.packageName); 3326 return null; 3327 } 3328 3329 /* 3330 * A new system app appeared, but we already had a non-system one of the 3331 * same name installed earlier. 3332 */ 3333 boolean shouldHideSystemApp = false; 3334 if (updatedPkg == null && ps != null 3335 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 3336 /* 3337 * Check to make sure the signatures match first. If they don't, 3338 * wipe the installed application and its data. 3339 */ 3340 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 3341 != PackageManager.SIGNATURE_MATCH) { 3342 deletePackageLI(pkg.packageName, null, true, 0, null, false); 3343 ps = null; 3344 } else { 3345 /* 3346 * If the newly-added system app is an older version than the 3347 * already installed version, hide it. It will be scanned later 3348 * and re-added like an update. 3349 */ 3350 if (pkg.mVersionCode < ps.versionCode) { 3351 shouldHideSystemApp = true; 3352 } else { 3353 /* 3354 * The newly found system app is a newer version that the 3355 * one previously installed. Simply remove the 3356 * already-installed application and replace it with our own 3357 * while keeping the application data. 3358 */ 3359 Slog.w(TAG, "Package " + ps.name + " at " + scanFile + "reverting from " 3360 + ps.codePathString + ": new version " + pkg.mVersionCode 3361 + " better than installed " + ps.versionCode); 3362 InstallArgs args = createInstallArgs(packageFlagsToInstallFlags(ps), 3363 ps.codePathString, ps.resourcePathString, ps.nativeLibraryPathString); 3364 synchronized (mInstallLock) { 3365 args.cleanUpResourcesLI(); 3366 } 3367 } 3368 } 3369 } 3370 3371 // The apk is forward locked (not public) if its code and resources 3372 // are kept in different files. 3373 // TODO grab this value from PackageSettings 3374 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 3375 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 3376 } 3377 3378 String codePath = null; 3379 String resPath = null; 3380 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0) { 3381 if (ps != null && ps.resourcePathString != null) { 3382 resPath = ps.resourcePathString; 3383 } else { 3384 // Should not happen at all. Just log an error. 3385 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 3386 } 3387 } else { 3388 resPath = pkg.mScanPath; 3389 } 3390 codePath = pkg.mScanPath; 3391 // Set application objects path explicitly. 3392 setApplicationInfoPaths(pkg, codePath, resPath); 3393 // Note that we invoke the following method only if we are about to unpack an application 3394 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanMode 3395 | SCAN_UPDATE_SIGNATURE, currentTime, user); 3396 3397 /* 3398 * If the system app should be overridden by a previously installed 3399 * data, hide the system app now and let the /data/app scan pick it up 3400 * again. 3401 */ 3402 if (shouldHideSystemApp) { 3403 synchronized (mPackages) { 3404 /* 3405 * We have to grant systems permissions before we hide, because 3406 * grantPermissions will assume the package update is trying to 3407 * expand its permissions. 3408 */ 3409 grantPermissionsLPw(pkg, true); 3410 mSettings.disableSystemPackageLPw(pkg.packageName); 3411 } 3412 } 3413 3414 return scannedPkg; 3415 } 3416 3417 private static void setApplicationInfoPaths(PackageParser.Package pkg, String destCodePath, 3418 String destResPath) { 3419 pkg.mPath = pkg.mScanPath = destCodePath; 3420 pkg.applicationInfo.sourceDir = destCodePath; 3421 pkg.applicationInfo.publicSourceDir = destResPath; 3422 } 3423 3424 private static String fixProcessName(String defProcessName, 3425 String processName, int uid) { 3426 if (processName == null) { 3427 return defProcessName; 3428 } 3429 return processName; 3430 } 3431 3432 private boolean verifySignaturesLP(PackageSetting pkgSetting, 3433 PackageParser.Package pkg) { 3434 if (pkgSetting.signatures.mSignatures != null) { 3435 // Already existing package. Make sure signatures match 3436 if (compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) != 3437 PackageManager.SIGNATURE_MATCH) { 3438 Slog.e(TAG, "Package " + pkg.packageName 3439 + " signatures do not match the previously installed version; ignoring!"); 3440 mLastScanError = PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 3441 return false; 3442 } 3443 } 3444 // Check for shared user signatures 3445 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 3446 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3447 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3448 Slog.e(TAG, "Package " + pkg.packageName 3449 + " has no signatures that match those in shared user " 3450 + pkgSetting.sharedUser.name + "; ignoring!"); 3451 mLastScanError = PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 3452 return false; 3453 } 3454 } 3455 return true; 3456 } 3457 3458 /** 3459 * Enforces that only the system UID or root's UID can call a method exposed 3460 * via Binder. 3461 * 3462 * @param message used as message if SecurityException is thrown 3463 * @throws SecurityException if the caller is not system or root 3464 */ 3465 private static final void enforceSystemOrRoot(String message) { 3466 final int uid = Binder.getCallingUid(); 3467 if (uid != Process.SYSTEM_UID && uid != 0) { 3468 throw new SecurityException(message); 3469 } 3470 } 3471 3472 public void performBootDexOpt() { 3473 ArrayList<PackageParser.Package> pkgs = null; 3474 synchronized (mPackages) { 3475 if (mDeferredDexOpt.size() > 0) { 3476 pkgs = new ArrayList<PackageParser.Package>(mDeferredDexOpt); 3477 mDeferredDexOpt.clear(); 3478 } 3479 } 3480 if (pkgs != null) { 3481 for (int i=0; i<pkgs.size(); i++) { 3482 if (!isFirstBoot()) { 3483 try { 3484 ActivityManagerNative.getDefault().showBootMessage( 3485 mContext.getResources().getString( 3486 com.android.internal.R.string.android_upgrading_apk, 3487 i+1, pkgs.size()), true); 3488 } catch (RemoteException e) { 3489 } 3490 } 3491 PackageParser.Package p = pkgs.get(i); 3492 synchronized (mInstallLock) { 3493 if (!p.mDidDexOpt) { 3494 performDexOptLI(p, false, false); 3495 } 3496 } 3497 } 3498 } 3499 } 3500 3501 public boolean performDexOpt(String packageName) { 3502 enforceSystemOrRoot("Only the system can request dexopt be performed"); 3503 3504 if (!mNoDexOpt) { 3505 return false; 3506 } 3507 3508 PackageParser.Package p; 3509 synchronized (mPackages) { 3510 p = mPackages.get(packageName); 3511 if (p == null || p.mDidDexOpt) { 3512 return false; 3513 } 3514 } 3515 synchronized (mInstallLock) { 3516 return performDexOptLI(p, false, false) == DEX_OPT_PERFORMED; 3517 } 3518 } 3519 3520 static final int DEX_OPT_SKIPPED = 0; 3521 static final int DEX_OPT_PERFORMED = 1; 3522 static final int DEX_OPT_DEFERRED = 2; 3523 static final int DEX_OPT_FAILED = -1; 3524 3525 private int performDexOptLI(PackageParser.Package pkg, boolean forceDex, boolean defer) { 3526 boolean performed = false; 3527 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 3528 String path = pkg.mScanPath; 3529 int ret = 0; 3530 try { 3531 if (forceDex || dalvik.system.DexFile.isDexOptNeeded(path)) { 3532 if (!forceDex && defer) { 3533 mDeferredDexOpt.add(pkg); 3534 return DEX_OPT_DEFERRED; 3535 } else { 3536 Log.i(TAG, "Running dexopt on: " + pkg.applicationInfo.packageName); 3537 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 3538 ret = mInstaller.dexopt(path, sharedGid, !isForwardLocked(pkg)); 3539 pkg.mDidDexOpt = true; 3540 performed = true; 3541 } 3542 } 3543 } catch (FileNotFoundException e) { 3544 Slog.w(TAG, "Apk not found for dexopt: " + path); 3545 ret = -1; 3546 } catch (IOException e) { 3547 Slog.w(TAG, "IOException reading apk: " + path, e); 3548 ret = -1; 3549 } catch (dalvik.system.StaleDexCacheError e) { 3550 Slog.w(TAG, "StaleDexCacheError when reading apk: " + path, e); 3551 ret = -1; 3552 } catch (Exception e) { 3553 Slog.w(TAG, "Exception when doing dexopt : ", e); 3554 ret = -1; 3555 } 3556 if (ret < 0) { 3557 //error from installer 3558 return DEX_OPT_FAILED; 3559 } 3560 } 3561 3562 return performed ? DEX_OPT_PERFORMED : DEX_OPT_SKIPPED; 3563 } 3564 3565 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 3566 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 3567 Slog.w(TAG, "Unable to update from " + oldPkg.name 3568 + " to " + newPkg.packageName 3569 + ": old package not in system partition"); 3570 return false; 3571 } else if (mPackages.get(oldPkg.name) != null) { 3572 Slog.w(TAG, "Unable to update from " + oldPkg.name 3573 + " to " + newPkg.packageName 3574 + ": old package still exists"); 3575 return false; 3576 } 3577 return true; 3578 } 3579 3580 File getDataPathForUser(int userId) { 3581 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId); 3582 } 3583 3584 private File getDataPathForPackage(String packageName, int userId) { 3585 /* 3586 * Until we fully support multiple users, return the directory we 3587 * previously would have. The PackageManagerTests will need to be 3588 * revised when this is changed back.. 3589 */ 3590 if (userId == 0) { 3591 return new File(mAppDataDir, packageName); 3592 } else { 3593 return new File(mUserAppDataDir.getAbsolutePath() + File.separator + userId 3594 + File.separator + packageName); 3595 } 3596 } 3597 3598 private int createDataDirsLI(String packageName, int uid) { 3599 int[] users = sUserManager.getUserIds(); 3600 int res = mInstaller.install(packageName, uid, uid); 3601 if (res < 0) { 3602 return res; 3603 } 3604 for (int user : users) { 3605 if (user != 0) { 3606 res = mInstaller.createUserData(packageName, 3607 UserHandle.getUid(user, uid), user); 3608 if (res < 0) { 3609 return res; 3610 } 3611 } 3612 } 3613 return res; 3614 } 3615 3616 private int removeDataDirsLI(String packageName) { 3617 int[] users = sUserManager.getUserIds(); 3618 int res = 0; 3619 for (int user : users) { 3620 int resInner = mInstaller.remove(packageName, user); 3621 if (resInner < 0) { 3622 res = resInner; 3623 } 3624 } 3625 3626 final File nativeLibraryFile = new File(mAppLibInstallDir, packageName); 3627 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 3628 if (!nativeLibraryFile.delete()) { 3629 Slog.w(TAG, "Couldn't delete native library directory " + nativeLibraryFile.getPath()); 3630 } 3631 3632 return res; 3633 } 3634 3635 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 3636 int parseFlags, int scanMode, long currentTime, UserHandle user) { 3637 File scanFile = new File(pkg.mScanPath); 3638 if (scanFile == null || pkg.applicationInfo.sourceDir == null || 3639 pkg.applicationInfo.publicSourceDir == null) { 3640 // Bail out. The resource and code paths haven't been set. 3641 Slog.w(TAG, " Code and resource paths haven't been set correctly"); 3642 mLastScanError = PackageManager.INSTALL_FAILED_INVALID_APK; 3643 return null; 3644 } 3645 mScanningPath = scanFile; 3646 3647 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 3648 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 3649 } 3650 3651 if (pkg.packageName.equals("android")) { 3652 synchronized (mPackages) { 3653 if (mAndroidApplication != null) { 3654 Slog.w(TAG, "*************************************************"); 3655 Slog.w(TAG, "Core android package being redefined. Skipping."); 3656 Slog.w(TAG, " file=" + mScanningPath); 3657 Slog.w(TAG, "*************************************************"); 3658 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3659 return null; 3660 } 3661 3662 // Set up information for our fall-back user intent resolution 3663 // activity. 3664 mPlatformPackage = pkg; 3665 pkg.mVersionCode = mSdkVersion; 3666 mAndroidApplication = pkg.applicationInfo; 3667 mResolveActivity.applicationInfo = mAndroidApplication; 3668 mResolveActivity.name = ResolverActivity.class.getName(); 3669 mResolveActivity.packageName = mAndroidApplication.packageName; 3670 mResolveActivity.processName = "system:ui"; 3671 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 3672 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 3673 mResolveActivity.theme = com.android.internal.R.style.Theme_Holo_Dialog_Alert; 3674 mResolveActivity.exported = true; 3675 mResolveActivity.enabled = true; 3676 mResolveInfo.activityInfo = mResolveActivity; 3677 mResolveInfo.priority = 0; 3678 mResolveInfo.preferredOrder = 0; 3679 mResolveInfo.match = 0; 3680 mResolveComponentName = new ComponentName( 3681 mAndroidApplication.packageName, mResolveActivity.name); 3682 } 3683 } 3684 3685 if (DEBUG_PACKAGE_SCANNING) { 3686 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3687 Log.d(TAG, "Scanning package " + pkg.packageName); 3688 } 3689 3690 if (mPackages.containsKey(pkg.packageName) 3691 || mSharedLibraries.containsKey(pkg.packageName)) { 3692 Slog.w(TAG, "Application package " + pkg.packageName 3693 + " already installed. Skipping duplicate."); 3694 mLastScanError = PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 3695 return null; 3696 } 3697 3698 // Initialize package source and resource directories 3699 File destCodeFile = new File(pkg.applicationInfo.sourceDir); 3700 File destResourceFile = new File(pkg.applicationInfo.publicSourceDir); 3701 3702 SharedUserSetting suid = null; 3703 PackageSetting pkgSetting = null; 3704 3705 if (!isSystemApp(pkg)) { 3706 // Only system apps can use these features. 3707 pkg.mOriginalPackages = null; 3708 pkg.mRealPackage = null; 3709 pkg.mAdoptPermissions = null; 3710 } 3711 3712 // writer 3713 synchronized (mPackages) { 3714 // Check all shared libraries and map to their actual file path. 3715 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 3716 if (mTmpSharedLibraries == null || 3717 mTmpSharedLibraries.length < mSharedLibraries.size()) { 3718 mTmpSharedLibraries = new String[mSharedLibraries.size()]; 3719 } 3720 int num = 0; 3721 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 3722 for (int i=0; i<N; i++) { 3723 final String file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 3724 if (file == null) { 3725 Slog.e(TAG, "Package " + pkg.packageName 3726 + " requires unavailable shared library " 3727 + pkg.usesLibraries.get(i) + "; failing!"); 3728 mLastScanError = PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 3729 return null; 3730 } 3731 mTmpSharedLibraries[num] = file; 3732 num++; 3733 } 3734 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 3735 for (int i=0; i<N; i++) { 3736 final String file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 3737 if (file == null) { 3738 Slog.w(TAG, "Package " + pkg.packageName 3739 + " desires unavailable shared library " 3740 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 3741 } else { 3742 mTmpSharedLibraries[num] = file; 3743 num++; 3744 } 3745 } 3746 if (num > 0) { 3747 pkg.usesLibraryFiles = new String[num]; 3748 System.arraycopy(mTmpSharedLibraries, 0, 3749 pkg.usesLibraryFiles, 0, num); 3750 } 3751 } 3752 3753 if (pkg.mSharedUserId != null) { 3754 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 3755 pkg.applicationInfo.flags, true); 3756 if (suid == null) { 3757 Slog.w(TAG, "Creating application package " + pkg.packageName 3758 + " for shared user failed"); 3759 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3760 return null; 3761 } 3762 if (DEBUG_PACKAGE_SCANNING) { 3763 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 3764 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 3765 + "): packages=" + suid.packages); 3766 } 3767 } 3768 3769 // Check if we are renaming from an original package name. 3770 PackageSetting origPackage = null; 3771 String realName = null; 3772 if (pkg.mOriginalPackages != null) { 3773 // This package may need to be renamed to a previously 3774 // installed name. Let's check on that... 3775 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 3776 if (pkg.mOriginalPackages.contains(renamed)) { 3777 // This package had originally been installed as the 3778 // original name, and we have already taken care of 3779 // transitioning to the new one. Just update the new 3780 // one to continue using the old name. 3781 realName = pkg.mRealPackage; 3782 if (!pkg.packageName.equals(renamed)) { 3783 // Callers into this function may have already taken 3784 // care of renaming the package; only do it here if 3785 // it is not already done. 3786 pkg.setPackageName(renamed); 3787 } 3788 3789 } else { 3790 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 3791 if ((origPackage = mSettings.peekPackageLPr( 3792 pkg.mOriginalPackages.get(i))) != null) { 3793 // We do have the package already installed under its 3794 // original name... should we use it? 3795 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 3796 // New package is not compatible with original. 3797 origPackage = null; 3798 continue; 3799 } else if (origPackage.sharedUser != null) { 3800 // Make sure uid is compatible between packages. 3801 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 3802 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 3803 + " to " + pkg.packageName + ": old uid " 3804 + origPackage.sharedUser.name 3805 + " differs from " + pkg.mSharedUserId); 3806 origPackage = null; 3807 continue; 3808 } 3809 } else { 3810 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 3811 + pkg.packageName + " to old name " + origPackage.name); 3812 } 3813 break; 3814 } 3815 } 3816 } 3817 } 3818 3819 if (mTransferedPackages.contains(pkg.packageName)) { 3820 Slog.w(TAG, "Package " + pkg.packageName 3821 + " was transferred to another, but its .apk remains"); 3822 } 3823 3824 // Just create the setting, don't add it yet. For already existing packages 3825 // the PkgSetting exists already and doesn't have to be created. 3826 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 3827 destResourceFile, pkg.applicationInfo.nativeLibraryDir, 3828 pkg.applicationInfo.flags, user, false); 3829 if (pkgSetting == null) { 3830 Slog.w(TAG, "Creating application package " + pkg.packageName + " failed"); 3831 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 3832 return null; 3833 } 3834 3835 if (pkgSetting.origPackage != null) { 3836 // If we are first transitioning from an original package, 3837 // fix up the new package's name now. We need to do this after 3838 // looking up the package under its new name, so getPackageLP 3839 // can take care of fiddling things correctly. 3840 pkg.setPackageName(origPackage.name); 3841 3842 // File a report about this. 3843 String msg = "New package " + pkgSetting.realName 3844 + " renamed to replace old package " + pkgSetting.name; 3845 reportSettingsProblem(Log.WARN, msg); 3846 3847 // Make a note of it. 3848 mTransferedPackages.add(origPackage.name); 3849 3850 // No longer need to retain this. 3851 pkgSetting.origPackage = null; 3852 } 3853 3854 if (realName != null) { 3855 // Make a note of it. 3856 mTransferedPackages.add(pkg.packageName); 3857 } 3858 3859 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 3860 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 3861 } 3862 3863 pkg.applicationInfo.uid = pkgSetting.appId; 3864 pkg.mExtras = pkgSetting; 3865 3866 if (!verifySignaturesLP(pkgSetting, pkg)) { 3867 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 3868 return null; 3869 } 3870 // The signature has changed, but this package is in the system 3871 // image... let's recover! 3872 pkgSetting.signatures.mSignatures = pkg.mSignatures; 3873 // However... if this package is part of a shared user, but it 3874 // doesn't match the signature of the shared user, let's fail. 3875 // What this means is that you can't change the signatures 3876 // associated with an overall shared user, which doesn't seem all 3877 // that unreasonable. 3878 if (pkgSetting.sharedUser != null) { 3879 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 3880 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 3881 Log.w(TAG, "Signature mismatch for shared user : " + pkgSetting.sharedUser); 3882 mLastScanError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 3883 return null; 3884 } 3885 } 3886 // File a report about this. 3887 String msg = "System package " + pkg.packageName 3888 + " signature changed; retaining data."; 3889 reportSettingsProblem(Log.WARN, msg); 3890 } 3891 3892 // Verify that this new package doesn't have any content providers 3893 // that conflict with existing packages. Only do this if the 3894 // package isn't already installed, since we don't want to break 3895 // things that are installed. 3896 if ((scanMode&SCAN_NEW_INSTALL) != 0) { 3897 final int N = pkg.providers.size(); 3898 int i; 3899 for (i=0; i<N; i++) { 3900 PackageParser.Provider p = pkg.providers.get(i); 3901 if (p.info.authority != null) { 3902 String names[] = p.info.authority.split(";"); 3903 for (int j = 0; j < names.length; j++) { 3904 if (mProviders.containsKey(names[j])) { 3905 PackageParser.Provider other = mProviders.get(names[j]); 3906 Slog.w(TAG, "Can't install because provider name " + names[j] + 3907 " (in package " + pkg.applicationInfo.packageName + 3908 ") is already used by " 3909 + ((other != null && other.getComponentName() != null) 3910 ? other.getComponentName().getPackageName() : "?")); 3911 mLastScanError = PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 3912 return null; 3913 } 3914 } 3915 } 3916 } 3917 } 3918 3919 if (pkg.mAdoptPermissions != null) { 3920 // This package wants to adopt ownership of permissions from 3921 // another package. 3922 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 3923 final String origName = pkg.mAdoptPermissions.get(i); 3924 final PackageSetting orig = mSettings.peekPackageLPr(origName); 3925 if (orig != null) { 3926 if (verifyPackageUpdateLPr(orig, pkg)) { 3927 Slog.i(TAG, "Adopting permissions from " + origName + " to " 3928 + pkg.packageName); 3929 mSettings.transferPermissionsLPw(origName, pkg.packageName); 3930 } 3931 } 3932 } 3933 } 3934 } 3935 3936 final String pkgName = pkg.packageName; 3937 3938 final long scanFileTime = scanFile.lastModified(); 3939 final boolean forceDex = (scanMode&SCAN_FORCE_DEX) != 0; 3940 pkg.applicationInfo.processName = fixProcessName( 3941 pkg.applicationInfo.packageName, 3942 pkg.applicationInfo.processName, 3943 pkg.applicationInfo.uid); 3944 3945 File dataPath; 3946 if (mPlatformPackage == pkg) { 3947 // The system package is special. 3948 dataPath = new File (Environment.getDataDirectory(), "system"); 3949 pkg.applicationInfo.dataDir = dataPath.getPath(); 3950 } else { 3951 // This is a normal package, need to make its data directory. 3952 dataPath = getDataPathForPackage(pkg.packageName, 0); 3953 3954 boolean uidError = false; 3955 3956 if (dataPath.exists()) { 3957 int currentUid = 0; 3958 try { 3959 StructStat stat = Libcore.os.stat(dataPath.getPath()); 3960 currentUid = stat.st_uid; 3961 } catch (ErrnoException e) { 3962 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 3963 } 3964 3965 // If we have mismatched owners for the data path, we have a problem. 3966 if (currentUid != pkg.applicationInfo.uid) { 3967 boolean recovered = false; 3968 if (currentUid == 0) { 3969 // The directory somehow became owned by root. Wow. 3970 // This is probably because the system was stopped while 3971 // installd was in the middle of messing with its libs 3972 // directory. Ask installd to fix that. 3973 int ret = mInstaller.fixUid(pkgName, pkg.applicationInfo.uid, 3974 pkg.applicationInfo.uid); 3975 if (ret >= 0) { 3976 recovered = true; 3977 String msg = "Package " + pkg.packageName 3978 + " unexpectedly changed to uid 0; recovered to " + 3979 + pkg.applicationInfo.uid; 3980 reportSettingsProblem(Log.WARN, msg); 3981 } 3982 } 3983 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3984 || (scanMode&SCAN_BOOTING) != 0)) { 3985 // If this is a system app, we can at least delete its 3986 // current data so the application will still work. 3987 int ret = removeDataDirsLI(pkgName); 3988 if (ret >= 0) { 3989 // TODO: Kill the processes first 3990 // Old data gone! 3991 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 3992 ? "System package " : "Third party package "; 3993 String msg = prefix + pkg.packageName 3994 + " has changed from uid: " 3995 + currentUid + " to " 3996 + pkg.applicationInfo.uid + "; old data erased"; 3997 reportSettingsProblem(Log.WARN, msg); 3998 recovered = true; 3999 4000 // And now re-install the app. 4001 ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 4002 if (ret == -1) { 4003 // Ack should not happen! 4004 msg = prefix + pkg.packageName 4005 + " could not have data directory re-created after delete."; 4006 reportSettingsProblem(Log.WARN, msg); 4007 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4008 return null; 4009 } 4010 } 4011 if (!recovered) { 4012 mHasSystemUidErrors = true; 4013 } 4014 } else if (!recovered) { 4015 // If we allow this install to proceed, we will be broken. 4016 // Abort, abort! 4017 mLastScanError = PackageManager.INSTALL_FAILED_UID_CHANGED; 4018 return null; 4019 } 4020 if (!recovered) { 4021 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 4022 + pkg.applicationInfo.uid + "/fs_" 4023 + currentUid; 4024 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 4025 String msg = "Package " + pkg.packageName 4026 + " has mismatched uid: " 4027 + currentUid + " on disk, " 4028 + pkg.applicationInfo.uid + " in settings"; 4029 // writer 4030 synchronized (mPackages) { 4031 mSettings.mReadMessages.append(msg); 4032 mSettings.mReadMessages.append('\n'); 4033 uidError = true; 4034 if (!pkgSetting.uidError) { 4035 reportSettingsProblem(Log.ERROR, msg); 4036 } 4037 } 4038 } 4039 } 4040 pkg.applicationInfo.dataDir = dataPath.getPath(); 4041 } else { 4042 if (DEBUG_PACKAGE_SCANNING) { 4043 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4044 Log.v(TAG, "Want this data dir: " + dataPath); 4045 } 4046 //invoke installer to do the actual installation 4047 int ret = createDataDirsLI(pkgName, pkg.applicationInfo.uid); 4048 if (ret < 0) { 4049 // Error from installer 4050 mLastScanError = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 4051 return null; 4052 } 4053 4054 if (dataPath.exists()) { 4055 pkg.applicationInfo.dataDir = dataPath.getPath(); 4056 } else { 4057 Slog.w(TAG, "Unable to create data directory: " + dataPath); 4058 pkg.applicationInfo.dataDir = null; 4059 } 4060 } 4061 4062 /* 4063 * Set the data dir to the default "/data/data/<package name>/lib" 4064 * if we got here without anyone telling us different (e.g., apps 4065 * stored on SD card have their native libraries stored in the ASEC 4066 * container with the APK). 4067 * 4068 * This happens during an upgrade from a package settings file that 4069 * doesn't have a native library path attribute at all. 4070 */ 4071 if (pkg.applicationInfo.nativeLibraryDir == null && pkg.applicationInfo.dataDir != null) { 4072 if (pkgSetting.nativeLibraryPathString == null) { 4073 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4074 } else { 4075 pkg.applicationInfo.nativeLibraryDir = pkgSetting.nativeLibraryPathString; 4076 } 4077 } 4078 4079 pkgSetting.uidError = uidError; 4080 } 4081 4082 String path = scanFile.getPath(); 4083 /* Note: We don't want to unpack the native binaries for 4084 * system applications, unless they have been updated 4085 * (the binaries are already under /system/lib). 4086 * Also, don't unpack libs for apps on the external card 4087 * since they should have their libraries in the ASEC 4088 * container already. 4089 * 4090 * In other words, we're going to unpack the binaries 4091 * only for non-system apps and system app upgrades. 4092 */ 4093 if (pkg.applicationInfo.nativeLibraryDir != null) { 4094 try { 4095 File nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4096 final String dataPathString = dataPath.getCanonicalPath(); 4097 4098 if (isSystemApp(pkg) && !isUpdatedSystemApp(pkg)) { 4099 /* 4100 * Upgrading from a previous version of the OS sometimes 4101 * leaves native libraries in the /data/data/<app>/lib 4102 * directory for system apps even when they shouldn't be. 4103 * Recent changes in the JNI library search path 4104 * necessitates we remove those to match previous behavior. 4105 */ 4106 if (NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryDir)) { 4107 Log.i(TAG, "removed obsolete native libraries for system package " 4108 + path); 4109 } 4110 } else if (!isForwardLocked(pkg) && !isExternal(pkg)) { 4111 // Update native library dir if it starts with /data/data 4112 if (nativeLibraryDir.getPath().startsWith(dataPathString)) { 4113 setInternalAppNativeLibraryPath(pkg, pkgSetting); 4114 nativeLibraryDir = new File(pkg.applicationInfo.nativeLibraryDir); 4115 } 4116 4117 try { 4118 if (copyNativeLibrariesForInternalApp(scanFile, nativeLibraryDir) != PackageManager.INSTALL_SUCCEEDED) { 4119 Slog.e(TAG, "Unable to copy native libraries"); 4120 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4121 return null; 4122 } 4123 } catch (IOException e) { 4124 Slog.e(TAG, "Unable to copy native libraries", e); 4125 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4126 return null; 4127 } 4128 4129 if (mInstaller.linkNativeLibraryDirectory(dataPathString, 4130 pkg.applicationInfo.nativeLibraryDir) == -1) { 4131 Slog.e(TAG, "Unable to link native library directory"); 4132 mLastScanError = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 4133 return null; 4134 } 4135 } else { 4136 Slog.i(TAG, "Linking native library dir for " + path); 4137 int ret = mInstaller.linkNativeLibraryDirectory(dataPathString, 4138 pkg.applicationInfo.nativeLibraryDir); 4139 if (ret < 0) { 4140 Slog.w(TAG, "Failed linking native library dir for " + path); 4141 mLastScanError = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 4142 return null; 4143 } 4144 } 4145 } catch (IOException ioe) { 4146 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 4147 } 4148 } 4149 pkg.mScanPath = path; 4150 4151 if ((scanMode&SCAN_NO_DEX) == 0) { 4152 if (performDexOptLI(pkg, forceDex, (scanMode&SCAN_DEFER_DEX) != 0) 4153 == DEX_OPT_FAILED) { 4154 mLastScanError = PackageManager.INSTALL_FAILED_DEXOPT; 4155 return null; 4156 } 4157 } 4158 4159 if (mFactoryTest && pkg.requestedPermissions.contains( 4160 android.Manifest.permission.FACTORY_TEST)) { 4161 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 4162 } 4163 4164 // Request the ActivityManager to kill the process(only for existing packages) 4165 // so that we do not end up in a confused state while the user is still using the older 4166 // version of the application while the new one gets installed. 4167 if ((parseFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 4168 killApplication(pkg.applicationInfo.packageName, 4169 pkg.applicationInfo.uid); 4170 } 4171 4172 // writer 4173 synchronized (mPackages) { 4174 // We don't expect installation to fail beyond this point, 4175 if ((scanMode&SCAN_MONITOR) != 0) { 4176 mAppDirs.put(pkg.mPath, pkg); 4177 } 4178 // Add the new setting to mSettings 4179 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 4180 // Add the new setting to mPackages 4181 mPackages.put(pkg.applicationInfo.packageName, pkg); 4182 // Make sure we don't accidentally delete its data. 4183 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 4184 while (iter.hasNext()) { 4185 PackageCleanItem item = iter.next(); 4186 if (pkgName.equals(item.packageName)) { 4187 iter.remove(); 4188 } 4189 } 4190 4191 // Take care of first install / last update times. 4192 if (currentTime != 0) { 4193 if (pkgSetting.firstInstallTime == 0) { 4194 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 4195 } else if ((scanMode&SCAN_UPDATE_TIME) != 0) { 4196 pkgSetting.lastUpdateTime = currentTime; 4197 } 4198 } else if (pkgSetting.firstInstallTime == 0) { 4199 // We need *something*. Take time time stamp of the file. 4200 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 4201 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 4202 if (scanFileTime != pkgSetting.timeStamp) { 4203 // A package on the system image has changed; consider this 4204 // to be an update. 4205 pkgSetting.lastUpdateTime = scanFileTime; 4206 } 4207 } 4208 4209 int N = pkg.providers.size(); 4210 StringBuilder r = null; 4211 int i; 4212 for (i=0; i<N; i++) { 4213 PackageParser.Provider p = pkg.providers.get(i); 4214 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 4215 p.info.processName, pkg.applicationInfo.uid); 4216 mProvidersByComponent.put(new ComponentName(p.info.packageName, 4217 p.info.name), p); 4218 p.syncable = p.info.isSyncable; 4219 if (p.info.authority != null) { 4220 String names[] = p.info.authority.split(";"); 4221 p.info.authority = null; 4222 for (int j = 0; j < names.length; j++) { 4223 if (j == 1 && p.syncable) { 4224 // We only want the first authority for a provider to possibly be 4225 // syncable, so if we already added this provider using a different 4226 // authority clear the syncable flag. We copy the provider before 4227 // changing it because the mProviders object contains a reference 4228 // to a provider that we don't want to change. 4229 // Only do this for the second authority since the resulting provider 4230 // object can be the same for all future authorities for this provider. 4231 p = new PackageParser.Provider(p); 4232 p.syncable = false; 4233 } 4234 if (!mProviders.containsKey(names[j])) { 4235 mProviders.put(names[j], p); 4236 if (p.info.authority == null) { 4237 p.info.authority = names[j]; 4238 } else { 4239 p.info.authority = p.info.authority + ";" + names[j]; 4240 } 4241 if (DEBUG_PACKAGE_SCANNING) { 4242 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 4243 Log.d(TAG, "Registered content provider: " + names[j] 4244 + ", className = " + p.info.name + ", isSyncable = " 4245 + p.info.isSyncable); 4246 } 4247 } else { 4248 PackageParser.Provider other = mProviders.get(names[j]); 4249 Slog.w(TAG, "Skipping provider name " + names[j] + 4250 " (in package " + pkg.applicationInfo.packageName + 4251 "): name already used by " 4252 + ((other != null && other.getComponentName() != null) 4253 ? other.getComponentName().getPackageName() : "?")); 4254 } 4255 } 4256 } 4257 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4258 if (r == null) { 4259 r = new StringBuilder(256); 4260 } else { 4261 r.append(' '); 4262 } 4263 r.append(p.info.name); 4264 } 4265 } 4266 if (r != null) { 4267 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 4268 } 4269 4270 N = pkg.services.size(); 4271 r = null; 4272 for (i=0; i<N; i++) { 4273 PackageParser.Service s = pkg.services.get(i); 4274 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 4275 s.info.processName, pkg.applicationInfo.uid); 4276 mServices.addService(s); 4277 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4278 if (r == null) { 4279 r = new StringBuilder(256); 4280 } else { 4281 r.append(' '); 4282 } 4283 r.append(s.info.name); 4284 } 4285 } 4286 if (r != null) { 4287 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 4288 } 4289 4290 N = pkg.receivers.size(); 4291 r = null; 4292 for (i=0; i<N; i++) { 4293 PackageParser.Activity a = pkg.receivers.get(i); 4294 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4295 a.info.processName, pkg.applicationInfo.uid); 4296 mReceivers.addActivity(a, "receiver"); 4297 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4298 if (r == null) { 4299 r = new StringBuilder(256); 4300 } else { 4301 r.append(' '); 4302 } 4303 r.append(a.info.name); 4304 } 4305 } 4306 if (r != null) { 4307 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 4308 } 4309 4310 N = pkg.activities.size(); 4311 r = null; 4312 for (i=0; i<N; i++) { 4313 PackageParser.Activity a = pkg.activities.get(i); 4314 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 4315 a.info.processName, pkg.applicationInfo.uid); 4316 mActivities.addActivity(a, "activity"); 4317 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4318 if (r == null) { 4319 r = new StringBuilder(256); 4320 } else { 4321 r.append(' '); 4322 } 4323 r.append(a.info.name); 4324 } 4325 } 4326 if (r != null) { 4327 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 4328 } 4329 4330 N = pkg.permissionGroups.size(); 4331 r = null; 4332 for (i=0; i<N; i++) { 4333 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 4334 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 4335 if (cur == null) { 4336 mPermissionGroups.put(pg.info.name, pg); 4337 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4338 if (r == null) { 4339 r = new StringBuilder(256); 4340 } else { 4341 r.append(' '); 4342 } 4343 r.append(pg.info.name); 4344 } 4345 } else { 4346 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 4347 + pg.info.packageName + " ignored: original from " 4348 + cur.info.packageName); 4349 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4350 if (r == null) { 4351 r = new StringBuilder(256); 4352 } else { 4353 r.append(' '); 4354 } 4355 r.append("DUP:"); 4356 r.append(pg.info.name); 4357 } 4358 } 4359 } 4360 if (r != null) { 4361 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 4362 } 4363 4364 N = pkg.permissions.size(); 4365 r = null; 4366 for (i=0; i<N; i++) { 4367 PackageParser.Permission p = pkg.permissions.get(i); 4368 HashMap<String, BasePermission> permissionMap = 4369 p.tree ? mSettings.mPermissionTrees 4370 : mSettings.mPermissions; 4371 p.group = mPermissionGroups.get(p.info.group); 4372 if (p.info.group == null || p.group != null) { 4373 BasePermission bp = permissionMap.get(p.info.name); 4374 if (bp == null) { 4375 bp = new BasePermission(p.info.name, p.info.packageName, 4376 BasePermission.TYPE_NORMAL); 4377 permissionMap.put(p.info.name, bp); 4378 } 4379 if (bp.perm == null) { 4380 if (bp.sourcePackage == null 4381 || bp.sourcePackage.equals(p.info.packageName)) { 4382 BasePermission tree = findPermissionTreeLP(p.info.name); 4383 if (tree == null 4384 || tree.sourcePackage.equals(p.info.packageName)) { 4385 bp.packageSetting = pkgSetting; 4386 bp.perm = p; 4387 bp.uid = pkg.applicationInfo.uid; 4388 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4389 if (r == null) { 4390 r = new StringBuilder(256); 4391 } else { 4392 r.append(' '); 4393 } 4394 r.append(p.info.name); 4395 } 4396 } else { 4397 Slog.w(TAG, "Permission " + p.info.name + " from package " 4398 + p.info.packageName + " ignored: base tree " 4399 + tree.name + " is from package " 4400 + tree.sourcePackage); 4401 } 4402 } else { 4403 Slog.w(TAG, "Permission " + p.info.name + " from package " 4404 + p.info.packageName + " ignored: original from " 4405 + bp.sourcePackage); 4406 } 4407 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4408 if (r == null) { 4409 r = new StringBuilder(256); 4410 } else { 4411 r.append(' '); 4412 } 4413 r.append("DUP:"); 4414 r.append(p.info.name); 4415 } 4416 if (bp.perm == p) { 4417 bp.protectionLevel = p.info.protectionLevel; 4418 } 4419 } else { 4420 Slog.w(TAG, "Permission " + p.info.name + " from package " 4421 + p.info.packageName + " ignored: no group " 4422 + p.group); 4423 } 4424 } 4425 if (r != null) { 4426 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 4427 } 4428 4429 N = pkg.instrumentation.size(); 4430 r = null; 4431 for (i=0; i<N; i++) { 4432 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4433 a.info.packageName = pkg.applicationInfo.packageName; 4434 a.info.sourceDir = pkg.applicationInfo.sourceDir; 4435 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 4436 a.info.dataDir = pkg.applicationInfo.dataDir; 4437 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 4438 mInstrumentation.put(a.getComponentName(), a); 4439 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 4440 if (r == null) { 4441 r = new StringBuilder(256); 4442 } else { 4443 r.append(' '); 4444 } 4445 r.append(a.info.name); 4446 } 4447 } 4448 if (r != null) { 4449 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 4450 } 4451 4452 if (pkg.protectedBroadcasts != null) { 4453 N = pkg.protectedBroadcasts.size(); 4454 for (i=0; i<N; i++) { 4455 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 4456 } 4457 } 4458 4459 pkgSetting.setTimeStamp(scanFileTime); 4460 } 4461 4462 return pkg; 4463 } 4464 4465 private void setInternalAppNativeLibraryPath(PackageParser.Package pkg, 4466 PackageSetting pkgSetting) { 4467 final String apkLibPath = getApkName(pkgSetting.codePathString); 4468 final String nativeLibraryPath = new File(mAppLibInstallDir, apkLibPath).getPath(); 4469 pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath; 4470 pkgSetting.nativeLibraryPathString = nativeLibraryPath; 4471 } 4472 4473 private static int copyNativeLibrariesForInternalApp(File scanFile, final File nativeLibraryDir) 4474 throws IOException { 4475 if (!nativeLibraryDir.isDirectory()) { 4476 nativeLibraryDir.delete(); 4477 4478 if (!nativeLibraryDir.mkdir()) { 4479 throw new IOException("Cannot create " + nativeLibraryDir.getPath()); 4480 } 4481 4482 try { 4483 Libcore.os.chmod(nativeLibraryDir.getPath(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH 4484 | S_IXOTH); 4485 } catch (ErrnoException e) { 4486 throw new IOException("Cannot chmod native library directory " 4487 + nativeLibraryDir.getPath(), e); 4488 } 4489 } else if (!SELinux.restorecon(nativeLibraryDir)) { 4490 throw new IOException("Cannot set SELinux context for " + nativeLibraryDir.getPath()); 4491 } 4492 4493 /* 4494 * If this is an internal application or our nativeLibraryPath points to 4495 * the app-lib directory, unpack the libraries if necessary. 4496 */ 4497 return NativeLibraryHelper.copyNativeBinariesIfNeededLI(scanFile, nativeLibraryDir); 4498 } 4499 4500 private void killApplication(String pkgName, int appId) { 4501 // Request the ActivityManager to kill the process(only for existing packages) 4502 // so that we do not end up in a confused state while the user is still using the older 4503 // version of the application while the new one gets installed. 4504 IActivityManager am = ActivityManagerNative.getDefault(); 4505 if (am != null) { 4506 try { 4507 am.killApplicationWithAppId(pkgName, appId); 4508 } catch (RemoteException e) { 4509 } 4510 } 4511 } 4512 4513 void removePackageLI(PackageSetting ps, boolean chatty) { 4514 if (DEBUG_INSTALL) { 4515 if (chatty) 4516 Log.d(TAG, "Removing package " + ps.name); 4517 } 4518 4519 // writer 4520 synchronized (mPackages) { 4521 mPackages.remove(ps.name); 4522 if (ps.codePathString != null) { 4523 mAppDirs.remove(ps.codePathString); 4524 } 4525 4526 final PackageParser.Package pkg = ps.pkg; 4527 if (pkg != null) { 4528 cleanPackageDataStructuresLILPw(pkg, chatty); 4529 } 4530 } 4531 } 4532 4533 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 4534 if (DEBUG_INSTALL) { 4535 if (chatty) 4536 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 4537 } 4538 4539 // writer 4540 synchronized (mPackages) { 4541 mPackages.remove(pkg.applicationInfo.packageName); 4542 if (pkg.mPath != null) { 4543 mAppDirs.remove(pkg.mPath); 4544 } 4545 cleanPackageDataStructuresLILPw(pkg, chatty); 4546 } 4547 } 4548 4549 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 4550 int N = pkg.providers.size(); 4551 StringBuilder r = null; 4552 int i; 4553 for (i=0; i<N; i++) { 4554 PackageParser.Provider p = pkg.providers.get(i); 4555 mProvidersByComponent.remove(new ComponentName(p.info.packageName, 4556 p.info.name)); 4557 if (p.info.authority == null) { 4558 4559 /* There was another ContentProvider with this authority when 4560 * this app was installed so this authority is null, 4561 * Ignore it as we don't have to unregister the provider. 4562 */ 4563 continue; 4564 } 4565 String names[] = p.info.authority.split(";"); 4566 for (int j = 0; j < names.length; j++) { 4567 if (mProviders.get(names[j]) == p) { 4568 mProviders.remove(names[j]); 4569 if (DEBUG_REMOVE) { 4570 if (chatty) 4571 Log.d(TAG, "Unregistered content provider: " + names[j] 4572 + ", className = " + p.info.name + ", isSyncable = " 4573 + p.info.isSyncable); 4574 } 4575 } 4576 } 4577 if (chatty) { 4578 if (r == null) { 4579 r = new StringBuilder(256); 4580 } else { 4581 r.append(' '); 4582 } 4583 r.append(p.info.name); 4584 } 4585 } 4586 if (r != null) { 4587 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 4588 } 4589 4590 N = pkg.services.size(); 4591 r = null; 4592 for (i=0; i<N; i++) { 4593 PackageParser.Service s = pkg.services.get(i); 4594 mServices.removeService(s); 4595 if (chatty) { 4596 if (r == null) { 4597 r = new StringBuilder(256); 4598 } else { 4599 r.append(' '); 4600 } 4601 r.append(s.info.name); 4602 } 4603 } 4604 if (r != null) { 4605 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 4606 } 4607 4608 N = pkg.receivers.size(); 4609 r = null; 4610 for (i=0; i<N; i++) { 4611 PackageParser.Activity a = pkg.receivers.get(i); 4612 mReceivers.removeActivity(a, "receiver"); 4613 if (chatty) { 4614 if (r == null) { 4615 r = new StringBuilder(256); 4616 } else { 4617 r.append(' '); 4618 } 4619 r.append(a.info.name); 4620 } 4621 } 4622 if (r != null) { 4623 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 4624 } 4625 4626 N = pkg.activities.size(); 4627 r = null; 4628 for (i=0; i<N; i++) { 4629 PackageParser.Activity a = pkg.activities.get(i); 4630 mActivities.removeActivity(a, "activity"); 4631 if (chatty) { 4632 if (r == null) { 4633 r = new StringBuilder(256); 4634 } else { 4635 r.append(' '); 4636 } 4637 r.append(a.info.name); 4638 } 4639 } 4640 if (r != null) { 4641 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 4642 } 4643 4644 N = pkg.permissions.size(); 4645 r = null; 4646 for (i=0; i<N; i++) { 4647 PackageParser.Permission p = pkg.permissions.get(i); 4648 BasePermission bp = mSettings.mPermissions.get(p.info.name); 4649 if (bp == null) { 4650 bp = mSettings.mPermissionTrees.get(p.info.name); 4651 } 4652 if (bp != null && bp.perm == p) { 4653 bp.perm = null; 4654 if (chatty) { 4655 if (r == null) { 4656 r = new StringBuilder(256); 4657 } else { 4658 r.append(' '); 4659 } 4660 r.append(p.info.name); 4661 } 4662 } 4663 } 4664 if (r != null) { 4665 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 4666 } 4667 4668 N = pkg.instrumentation.size(); 4669 r = null; 4670 for (i=0; i<N; i++) { 4671 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 4672 mInstrumentation.remove(a.getComponentName()); 4673 if (chatty) { 4674 if (r == null) { 4675 r = new StringBuilder(256); 4676 } else { 4677 r.append(' '); 4678 } 4679 r.append(a.info.name); 4680 } 4681 } 4682 if (r != null) { 4683 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 4684 } 4685 } 4686 4687 private static final boolean isPackageFilename(String name) { 4688 return name != null && name.endsWith(".apk"); 4689 } 4690 4691 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 4692 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 4693 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 4694 return true; 4695 } 4696 } 4697 return false; 4698 } 4699 4700 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 4701 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 4702 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 4703 4704 private void updatePermissionsLPw(String changingPkg, 4705 PackageParser.Package pkgInfo, int flags) { 4706 // Make sure there are no dangling permission trees. 4707 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 4708 while (it.hasNext()) { 4709 final BasePermission bp = it.next(); 4710 if (bp.packageSetting == null) { 4711 // We may not yet have parsed the package, so just see if 4712 // we still know about its settings. 4713 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4714 } 4715 if (bp.packageSetting == null) { 4716 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 4717 + " from package " + bp.sourcePackage); 4718 it.remove(); 4719 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4720 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4721 Slog.i(TAG, "Removing old permission tree: " + bp.name 4722 + " from package " + bp.sourcePackage); 4723 flags |= UPDATE_PERMISSIONS_ALL; 4724 it.remove(); 4725 } 4726 } 4727 } 4728 4729 // Make sure all dynamic permissions have been assigned to a package, 4730 // and make sure there are no dangling permissions. 4731 it = mSettings.mPermissions.values().iterator(); 4732 while (it.hasNext()) { 4733 final BasePermission bp = it.next(); 4734 if (bp.type == BasePermission.TYPE_DYNAMIC) { 4735 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 4736 + bp.name + " pkg=" + bp.sourcePackage 4737 + " info=" + bp.pendingInfo); 4738 if (bp.packageSetting == null && bp.pendingInfo != null) { 4739 final BasePermission tree = findPermissionTreeLP(bp.name); 4740 if (tree != null && tree.perm != null) { 4741 bp.packageSetting = tree.packageSetting; 4742 bp.perm = new PackageParser.Permission(tree.perm.owner, 4743 new PermissionInfo(bp.pendingInfo)); 4744 bp.perm.info.packageName = tree.perm.info.packageName; 4745 bp.perm.info.name = bp.name; 4746 bp.uid = tree.uid; 4747 } 4748 } 4749 } 4750 if (bp.packageSetting == null) { 4751 // We may not yet have parsed the package, so just see if 4752 // we still know about its settings. 4753 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 4754 } 4755 if (bp.packageSetting == null) { 4756 Slog.w(TAG, "Removing dangling permission: " + bp.name 4757 + " from package " + bp.sourcePackage); 4758 it.remove(); 4759 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 4760 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 4761 Slog.i(TAG, "Removing old permission: " + bp.name 4762 + " from package " + bp.sourcePackage); 4763 flags |= UPDATE_PERMISSIONS_ALL; 4764 it.remove(); 4765 } 4766 } 4767 } 4768 4769 // Now update the permissions for all packages, in particular 4770 // replace the granted permissions of the system packages. 4771 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 4772 for (PackageParser.Package pkg : mPackages.values()) { 4773 if (pkg != pkgInfo) { 4774 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0); 4775 } 4776 } 4777 } 4778 4779 if (pkgInfo != null) { 4780 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0); 4781 } 4782 } 4783 4784 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace) { 4785 final PackageSetting ps = (PackageSetting) pkg.mExtras; 4786 if (ps == null) { 4787 return; 4788 } 4789 final GrantedPermissions gp = ps.sharedUser != null ? ps.sharedUser : ps; 4790 HashSet<String> origPermissions = gp.grantedPermissions; 4791 boolean changedPermission = false; 4792 4793 if (replace) { 4794 ps.permissionsFixed = false; 4795 if (gp == ps) { 4796 origPermissions = new HashSet<String>(gp.grantedPermissions); 4797 gp.grantedPermissions.clear(); 4798 gp.gids = mGlobalGids; 4799 } 4800 } 4801 4802 if (gp.gids == null) { 4803 gp.gids = mGlobalGids; 4804 } 4805 4806 final int N = pkg.requestedPermissions.size(); 4807 for (int i=0; i<N; i++) { 4808 final String name = pkg.requestedPermissions.get(i); 4809 //final boolean required = pkg.requestedPermssionsRequired.get(i); 4810 final BasePermission bp = mSettings.mPermissions.get(name); 4811 if (DEBUG_INSTALL) { 4812 if (gp != ps) { 4813 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 4814 } 4815 } 4816 if (bp != null && bp.packageSetting != null) { 4817 final String perm = bp.name; 4818 boolean allowed; 4819 boolean allowedSig = false; 4820 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 4821 if (level == PermissionInfo.PROTECTION_NORMAL 4822 || level == PermissionInfo.PROTECTION_DANGEROUS) { 4823 allowed = true; 4824 } else if (bp.packageSetting == null) { 4825 // This permission is invalid; skip it. 4826 allowed = false; 4827 } else if (level == PermissionInfo.PROTECTION_SIGNATURE) { 4828 allowed = (compareSignatures( 4829 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 4830 == PackageManager.SIGNATURE_MATCH) 4831 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 4832 == PackageManager.SIGNATURE_MATCH); 4833 if (!allowed && (bp.protectionLevel 4834 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 4835 if (isSystemApp(pkg)) { 4836 // For updated system applications, a system permission 4837 // is granted only if it had been defined by the original application. 4838 if (isUpdatedSystemApp(pkg)) { 4839 final PackageSetting sysPs = mSettings 4840 .getDisabledSystemPkgLPr(pkg.packageName); 4841 final GrantedPermissions origGp = sysPs.sharedUser != null 4842 ? sysPs.sharedUser : sysPs; 4843 if (origGp.grantedPermissions.contains(perm)) { 4844 allowed = true; 4845 } else { 4846 allowed = false; 4847 } 4848 } else { 4849 allowed = true; 4850 } 4851 } 4852 } 4853 if (!allowed && (bp.protectionLevel 4854 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 4855 // For development permissions, a development permission 4856 // is granted only if it was already granted. 4857 if (origPermissions.contains(perm)) { 4858 allowed = true; 4859 } else { 4860 allowed = false; 4861 } 4862 } 4863 if (allowed) { 4864 allowedSig = true; 4865 } 4866 } else { 4867 allowed = false; 4868 } 4869 if (DEBUG_INSTALL) { 4870 if (gp != ps) { 4871 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 4872 } 4873 } 4874 if (allowed) { 4875 if ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 4876 && ps.permissionsFixed) { 4877 // If this is an existing, non-system package, then 4878 // we can't add any new permissions to it. 4879 if (!allowedSig && !gp.grantedPermissions.contains(perm)) { 4880 allowed = false; 4881 // Except... if this is a permission that was added 4882 // to the platform (note: need to only do this when 4883 // updating the platform). 4884 final int NP = PackageParser.NEW_PERMISSIONS.length; 4885 for (int ip=0; ip<NP; ip++) { 4886 final PackageParser.NewPermissionInfo npi 4887 = PackageParser.NEW_PERMISSIONS[ip]; 4888 if (npi.name.equals(perm) 4889 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 4890 allowed = true; 4891 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 4892 + pkg.packageName); 4893 break; 4894 } 4895 } 4896 } 4897 } 4898 if (allowed) { 4899 if (!gp.grantedPermissions.contains(perm)) { 4900 changedPermission = true; 4901 gp.grantedPermissions.add(perm); 4902 gp.gids = appendInts(gp.gids, bp.gids); 4903 } else if (!ps.haveGids) { 4904 gp.gids = appendInts(gp.gids, bp.gids); 4905 } 4906 } else { 4907 Slog.w(TAG, "Not granting permission " + perm 4908 + " to package " + pkg.packageName 4909 + " because it was previously installed without"); 4910 } 4911 } else { 4912 if (gp.grantedPermissions.remove(perm)) { 4913 changedPermission = true; 4914 gp.gids = removeInts(gp.gids, bp.gids); 4915 Slog.i(TAG, "Un-granting permission " + perm 4916 + " from package " + pkg.packageName 4917 + " (protectionLevel=" + bp.protectionLevel 4918 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4919 + ")"); 4920 } else { 4921 Slog.w(TAG, "Not granting permission " + perm 4922 + " to package " + pkg.packageName 4923 + " (protectionLevel=" + bp.protectionLevel 4924 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 4925 + ")"); 4926 } 4927 } 4928 } else { 4929 Slog.w(TAG, "Unknown permission " + name 4930 + " in package " + pkg.packageName); 4931 } 4932 } 4933 4934 if ((changedPermission || replace) && !ps.permissionsFixed && 4935 ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) || 4936 ((ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0)){ 4937 // This is the first that we have heard about this package, so the 4938 // permissions we have now selected are fixed until explicitly 4939 // changed. 4940 ps.permissionsFixed = true; 4941 } 4942 ps.haveGids = true; 4943 } 4944 4945 private final class ActivityIntentResolver 4946 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 4947 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 4948 boolean defaultOnly, int userId) { 4949 if (!sUserManager.exists(userId)) return null; 4950 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 4951 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 4952 } 4953 4954 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 4955 int userId) { 4956 if (!sUserManager.exists(userId)) return null; 4957 mFlags = flags; 4958 return super.queryIntent(intent, resolvedType, 4959 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 4960 } 4961 4962 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 4963 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 4964 if (!sUserManager.exists(userId)) return null; 4965 if (packageActivities == null) { 4966 return null; 4967 } 4968 mFlags = flags; 4969 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 4970 final int N = packageActivities.size(); 4971 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 4972 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 4973 4974 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 4975 for (int i = 0; i < N; ++i) { 4976 intentFilters = packageActivities.get(i).intents; 4977 if (intentFilters != null && intentFilters.size() > 0) { 4978 PackageParser.ActivityIntentInfo[] array = 4979 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 4980 intentFilters.toArray(array); 4981 listCut.add(array); 4982 } 4983 } 4984 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 4985 } 4986 4987 public final void addActivity(PackageParser.Activity a, String type) { 4988 final boolean systemApp = isSystemApp(a.info.applicationInfo); 4989 mActivities.put(a.getComponentName(), a); 4990 if (DEBUG_SHOW_INFO) 4991 Log.v( 4992 TAG, " " + type + " " + 4993 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 4994 if (DEBUG_SHOW_INFO) 4995 Log.v(TAG, " Class=" + a.info.name); 4996 final int NI = a.intents.size(); 4997 for (int j=0; j<NI; j++) { 4998 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 4999 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 5000 intent.setPriority(0); 5001 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 5002 + a.className + " with priority > 0, forcing to 0"); 5003 } 5004 if (DEBUG_SHOW_INFO) { 5005 Log.v(TAG, " IntentFilter:"); 5006 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5007 } 5008 if (!intent.debugCheck()) { 5009 Log.w(TAG, "==> For Activity " + a.info.name); 5010 } 5011 addFilter(intent); 5012 } 5013 } 5014 5015 public final void removeActivity(PackageParser.Activity a, String type) { 5016 mActivities.remove(a.getComponentName()); 5017 if (DEBUG_SHOW_INFO) { 5018 Log.v(TAG, " " + type + " " 5019 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 5020 : a.info.name) + ":"); 5021 Log.v(TAG, " Class=" + a.info.name); 5022 } 5023 final int NI = a.intents.size(); 5024 for (int j=0; j<NI; j++) { 5025 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 5026 if (DEBUG_SHOW_INFO) { 5027 Log.v(TAG, " IntentFilter:"); 5028 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5029 } 5030 removeFilter(intent); 5031 } 5032 } 5033 5034 @Override 5035 protected boolean allowFilterResult( 5036 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 5037 ActivityInfo filterAi = filter.activity.info; 5038 for (int i=dest.size()-1; i>=0; i--) { 5039 ActivityInfo destAi = dest.get(i).activityInfo; 5040 if (destAi.name == filterAi.name 5041 && destAi.packageName == filterAi.packageName) { 5042 return false; 5043 } 5044 } 5045 return true; 5046 } 5047 5048 @Override 5049 protected ActivityIntentInfo[] newArray(int size) { 5050 return new ActivityIntentInfo[size]; 5051 } 5052 5053 @Override 5054 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 5055 if (!sUserManager.exists(userId)) return true; 5056 PackageParser.Package p = filter.activity.owner; 5057 if (p != null) { 5058 PackageSetting ps = (PackageSetting)p.mExtras; 5059 if (ps != null) { 5060 // System apps are never considered stopped for purposes of 5061 // filtering, because there may be no way for the user to 5062 // actually re-launch them. 5063 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 5064 && ps.getStopped(userId); 5065 } 5066 } 5067 return false; 5068 } 5069 5070 @Override 5071 protected String packageForFilter(PackageParser.ActivityIntentInfo info) { 5072 return info.activity.owner.packageName; 5073 } 5074 5075 @Override 5076 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 5077 int match, int userId) { 5078 if (!sUserManager.exists(userId)) return null; 5079 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 5080 return null; 5081 } 5082 final PackageParser.Activity activity = info.activity; 5083 if (mSafeMode && (activity.info.applicationInfo.flags 5084 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5085 return null; 5086 } 5087 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 5088 if (ps == null) { 5089 return null; 5090 } 5091 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 5092 ps.readUserState(userId), userId); 5093 if (ai == null) { 5094 return null; 5095 } 5096 final ResolveInfo res = new ResolveInfo(); 5097 res.activityInfo = ai; 5098 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5099 res.filter = info; 5100 } 5101 res.priority = info.getPriority(); 5102 res.preferredOrder = activity.owner.mPreferredOrder; 5103 //System.out.println("Result: " + res.activityInfo.className + 5104 // " = " + res.priority); 5105 res.match = match; 5106 res.isDefault = info.hasDefault; 5107 res.labelRes = info.labelRes; 5108 res.nonLocalizedLabel = info.nonLocalizedLabel; 5109 res.icon = info.icon; 5110 res.system = isSystemApp(res.activityInfo.applicationInfo); 5111 return res; 5112 } 5113 5114 @Override 5115 protected void sortResults(List<ResolveInfo> results) { 5116 Collections.sort(results, mResolvePrioritySorter); 5117 } 5118 5119 @Override 5120 protected void dumpFilter(PrintWriter out, String prefix, 5121 PackageParser.ActivityIntentInfo filter) { 5122 out.print(prefix); out.print( 5123 Integer.toHexString(System.identityHashCode(filter.activity))); 5124 out.print(' '); 5125 out.print(filter.activity.getComponentShortName()); 5126 out.print(" filter "); 5127 out.println(Integer.toHexString(System.identityHashCode(filter))); 5128 } 5129 5130// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5131// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5132// final List<ResolveInfo> retList = Lists.newArrayList(); 5133// while (i.hasNext()) { 5134// final ResolveInfo resolveInfo = i.next(); 5135// if (isEnabledLP(resolveInfo.activityInfo)) { 5136// retList.add(resolveInfo); 5137// } 5138// } 5139// return retList; 5140// } 5141 5142 // Keys are String (activity class name), values are Activity. 5143 private final HashMap<ComponentName, PackageParser.Activity> mActivities 5144 = new HashMap<ComponentName, PackageParser.Activity>(); 5145 private int mFlags; 5146 } 5147 5148 private final class ServiceIntentResolver 5149 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 5150 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 5151 boolean defaultOnly, int userId) { 5152 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 5153 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 5154 } 5155 5156 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 5157 int userId) { 5158 if (!sUserManager.exists(userId)) return null; 5159 mFlags = flags; 5160 return super.queryIntent(intent, resolvedType, 5161 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 5162 } 5163 5164 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 5165 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 5166 if (!sUserManager.exists(userId)) return null; 5167 if (packageServices == null) { 5168 return null; 5169 } 5170 mFlags = flags; 5171 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 5172 final int N = packageServices.size(); 5173 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 5174 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 5175 5176 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 5177 for (int i = 0; i < N; ++i) { 5178 intentFilters = packageServices.get(i).intents; 5179 if (intentFilters != null && intentFilters.size() > 0) { 5180 PackageParser.ServiceIntentInfo[] array = 5181 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 5182 intentFilters.toArray(array); 5183 listCut.add(array); 5184 } 5185 } 5186 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 5187 } 5188 5189 public final void addService(PackageParser.Service s) { 5190 mServices.put(s.getComponentName(), s); 5191 if (DEBUG_SHOW_INFO) { 5192 Log.v(TAG, " " 5193 + (s.info.nonLocalizedLabel != null 5194 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5195 Log.v(TAG, " Class=" + s.info.name); 5196 } 5197 final int NI = s.intents.size(); 5198 int j; 5199 for (j=0; j<NI; j++) { 5200 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5201 if (DEBUG_SHOW_INFO) { 5202 Log.v(TAG, " IntentFilter:"); 5203 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5204 } 5205 if (!intent.debugCheck()) { 5206 Log.w(TAG, "==> For Service " + s.info.name); 5207 } 5208 addFilter(intent); 5209 } 5210 } 5211 5212 public final void removeService(PackageParser.Service s) { 5213 mServices.remove(s.getComponentName()); 5214 if (DEBUG_SHOW_INFO) { 5215 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 5216 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 5217 Log.v(TAG, " Class=" + s.info.name); 5218 } 5219 final int NI = s.intents.size(); 5220 int j; 5221 for (j=0; j<NI; j++) { 5222 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 5223 if (DEBUG_SHOW_INFO) { 5224 Log.v(TAG, " IntentFilter:"); 5225 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 5226 } 5227 removeFilter(intent); 5228 } 5229 } 5230 5231 @Override 5232 protected boolean allowFilterResult( 5233 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 5234 ServiceInfo filterSi = filter.service.info; 5235 for (int i=dest.size()-1; i>=0; i--) { 5236 ServiceInfo destAi = dest.get(i).serviceInfo; 5237 if (destAi.name == filterSi.name 5238 && destAi.packageName == filterSi.packageName) { 5239 return false; 5240 } 5241 } 5242 return true; 5243 } 5244 5245 @Override 5246 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 5247 return new PackageParser.ServiceIntentInfo[size]; 5248 } 5249 5250 @Override 5251 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 5252 if (!sUserManager.exists(userId)) return true; 5253 PackageParser.Package p = filter.service.owner; 5254 if (p != null) { 5255 PackageSetting ps = (PackageSetting)p.mExtras; 5256 if (ps != null) { 5257 // System apps are never considered stopped for purposes of 5258 // filtering, because there may be no way for the user to 5259 // actually re-launch them. 5260 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 5261 && ps.getStopped(userId); 5262 } 5263 } 5264 return false; 5265 } 5266 5267 @Override 5268 protected String packageForFilter(PackageParser.ServiceIntentInfo info) { 5269 return info.service.owner.packageName; 5270 } 5271 5272 @Override 5273 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 5274 int match, int userId) { 5275 if (!sUserManager.exists(userId)) return null; 5276 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 5277 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 5278 return null; 5279 } 5280 final PackageParser.Service service = info.service; 5281 if (mSafeMode && (service.info.applicationInfo.flags 5282 &ApplicationInfo.FLAG_SYSTEM) == 0) { 5283 return null; 5284 } 5285 PackageSetting ps = (PackageSetting) service.owner.mExtras; 5286 if (ps == null) { 5287 return null; 5288 } 5289 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 5290 ps.readUserState(userId), userId); 5291 if (si == null) { 5292 return null; 5293 } 5294 final ResolveInfo res = new ResolveInfo(); 5295 res.serviceInfo = si; 5296 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 5297 res.filter = filter; 5298 } 5299 res.priority = info.getPriority(); 5300 res.preferredOrder = service.owner.mPreferredOrder; 5301 //System.out.println("Result: " + res.activityInfo.className + 5302 // " = " + res.priority); 5303 res.match = match; 5304 res.isDefault = info.hasDefault; 5305 res.labelRes = info.labelRes; 5306 res.nonLocalizedLabel = info.nonLocalizedLabel; 5307 res.icon = info.icon; 5308 res.system = isSystemApp(res.serviceInfo.applicationInfo); 5309 return res; 5310 } 5311 5312 @Override 5313 protected void sortResults(List<ResolveInfo> results) { 5314 Collections.sort(results, mResolvePrioritySorter); 5315 } 5316 5317 @Override 5318 protected void dumpFilter(PrintWriter out, String prefix, 5319 PackageParser.ServiceIntentInfo filter) { 5320 out.print(prefix); out.print( 5321 Integer.toHexString(System.identityHashCode(filter.service))); 5322 out.print(' '); 5323 out.print(filter.service.getComponentShortName()); 5324 out.print(" filter "); 5325 out.println(Integer.toHexString(System.identityHashCode(filter))); 5326 } 5327 5328// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 5329// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 5330// final List<ResolveInfo> retList = Lists.newArrayList(); 5331// while (i.hasNext()) { 5332// final ResolveInfo resolveInfo = (ResolveInfo) i; 5333// if (isEnabledLP(resolveInfo.serviceInfo)) { 5334// retList.add(resolveInfo); 5335// } 5336// } 5337// return retList; 5338// } 5339 5340 // Keys are String (activity class name), values are Activity. 5341 private final HashMap<ComponentName, PackageParser.Service> mServices 5342 = new HashMap<ComponentName, PackageParser.Service>(); 5343 private int mFlags; 5344 }; 5345 5346 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 5347 new Comparator<ResolveInfo>() { 5348 public int compare(ResolveInfo r1, ResolveInfo r2) { 5349 int v1 = r1.priority; 5350 int v2 = r2.priority; 5351 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 5352 if (v1 != v2) { 5353 return (v1 > v2) ? -1 : 1; 5354 } 5355 v1 = r1.preferredOrder; 5356 v2 = r2.preferredOrder; 5357 if (v1 != v2) { 5358 return (v1 > v2) ? -1 : 1; 5359 } 5360 if (r1.isDefault != r2.isDefault) { 5361 return r1.isDefault ? -1 : 1; 5362 } 5363 v1 = r1.match; 5364 v2 = r2.match; 5365 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 5366 if (v1 != v2) { 5367 return (v1 > v2) ? -1 : 1; 5368 } 5369 if (r1.system != r2.system) { 5370 return r1.system ? -1 : 1; 5371 } 5372 return 0; 5373 } 5374 }; 5375 5376 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 5377 new Comparator<ProviderInfo>() { 5378 public int compare(ProviderInfo p1, ProviderInfo p2) { 5379 final int v1 = p1.initOrder; 5380 final int v2 = p2.initOrder; 5381 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 5382 } 5383 }; 5384 5385 static final void sendPackageBroadcast(String action, String pkg, 5386 Bundle extras, String targetPkg, IIntentReceiver finishedReceiver, 5387 int[] userIds) { 5388 IActivityManager am = ActivityManagerNative.getDefault(); 5389 if (am != null) { 5390 try { 5391 if (userIds == null) { 5392 userIds = am.getRunningUserIds(); 5393 } 5394 for (int id : userIds) { 5395 final Intent intent = new Intent(action, 5396 pkg != null ? Uri.fromParts("package", pkg, null) : null); 5397 if (extras != null) { 5398 intent.putExtras(extras); 5399 } 5400 if (targetPkg != null) { 5401 intent.setPackage(targetPkg); 5402 } 5403 // Modify the UID when posting to other users 5404 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 5405 if (uid > 0 && UserHandle.getUserId(uid) != id) { 5406 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 5407 intent.putExtra(Intent.EXTRA_UID, uid); 5408 } 5409 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 5410 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 5411 if (DEBUG_BROADCASTS) { 5412 RuntimeException here = new RuntimeException("here"); 5413 here.fillInStackTrace(); 5414 Slog.d(TAG, "Sending to user " + id + ": " 5415 + intent.toShortString(false, true, false, false) 5416 + " " + intent.getExtras(), here); 5417 } 5418 am.broadcastIntent(null, intent, null, finishedReceiver, 5419 0, null, null, null, finishedReceiver != null, false, id); 5420 } 5421 } catch (RemoteException ex) { 5422 } 5423 } 5424 } 5425 5426 /** 5427 * Check if the external storage media is available. This is true if there 5428 * is a mounted external storage medium or if the external storage is 5429 * emulated. 5430 */ 5431 private boolean isExternalMediaAvailable() { 5432 return mMediaMounted || Environment.isExternalStorageEmulated(); 5433 } 5434 5435 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 5436 // writer 5437 synchronized (mPackages) { 5438 if (!isExternalMediaAvailable()) { 5439 // If the external storage is no longer mounted at this point, 5440 // the caller may not have been able to delete all of this 5441 // packages files and can not delete any more. Bail. 5442 return null; 5443 } 5444 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 5445 if (lastPackage != null) { 5446 pkgs.remove(lastPackage); 5447 } 5448 if (pkgs.size() > 0) { 5449 return pkgs.get(0); 5450 } 5451 } 5452 return null; 5453 } 5454 5455 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 5456 if (false) { 5457 RuntimeException here = new RuntimeException("here"); 5458 here.fillInStackTrace(); 5459 Slog.d(TAG, "Schedule cleaning " + packageName + " user=" + userId 5460 + " andCode=" + andCode, here); 5461 } 5462 mHandler.sendMessage(mHandler.obtainMessage(START_CLEANING_PACKAGE, 5463 userId, andCode ? 1 : 0, packageName)); 5464 } 5465 5466 void startCleaningPackages() { 5467 // reader 5468 synchronized (mPackages) { 5469 if (!isExternalMediaAvailable()) { 5470 return; 5471 } 5472 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 5473 return; 5474 } 5475 } 5476 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 5477 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 5478 IActivityManager am = ActivityManagerNative.getDefault(); 5479 if (am != null) { 5480 try { 5481 am.startService(null, intent, null, UserHandle.USER_OWNER); 5482 } catch (RemoteException e) { 5483 } 5484 } 5485 } 5486 5487 private final class AppDirObserver extends FileObserver { 5488 public AppDirObserver(String path, int mask, boolean isrom) { 5489 super(path, mask); 5490 mRootDir = path; 5491 mIsRom = isrom; 5492 } 5493 5494 public void onEvent(int event, String path) { 5495 String removedPackage = null; 5496 int removedAppId = -1; 5497 int[] removedUsers = null; 5498 String addedPackage = null; 5499 int addedAppId = -1; 5500 int[] addedUsers = null; 5501 5502 // TODO post a message to the handler to obtain serial ordering 5503 synchronized (mInstallLock) { 5504 String fullPathStr = null; 5505 File fullPath = null; 5506 if (path != null) { 5507 fullPath = new File(mRootDir, path); 5508 fullPathStr = fullPath.getPath(); 5509 } 5510 5511 if (DEBUG_APP_DIR_OBSERVER) 5512 Log.v(TAG, "File " + fullPathStr + " changed: " + Integer.toHexString(event)); 5513 5514 if (!isPackageFilename(path)) { 5515 if (DEBUG_APP_DIR_OBSERVER) 5516 Log.v(TAG, "Ignoring change of non-package file: " + fullPathStr); 5517 return; 5518 } 5519 5520 // Ignore packages that are being installed or 5521 // have just been installed. 5522 if (ignoreCodePath(fullPathStr)) { 5523 return; 5524 } 5525 PackageParser.Package p = null; 5526 PackageSetting ps = null; 5527 // reader 5528 synchronized (mPackages) { 5529 p = mAppDirs.get(fullPathStr); 5530 if (p != null) { 5531 ps = mSettings.mPackages.get(p.applicationInfo.packageName); 5532 if (ps != null) { 5533 removedUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 5534 } else { 5535 removedUsers = sUserManager.getUserIds(); 5536 } 5537 } 5538 addedUsers = sUserManager.getUserIds(); 5539 } 5540 if ((event&REMOVE_EVENTS) != 0) { 5541 if (ps != null) { 5542 removePackageLI(ps, true); 5543 removedPackage = ps.name; 5544 removedAppId = ps.appId; 5545 } 5546 } 5547 5548 if ((event&ADD_EVENTS) != 0) { 5549 if (p == null) { 5550 p = scanPackageLI(fullPath, 5551 (mIsRom ? PackageParser.PARSE_IS_SYSTEM 5552 | PackageParser.PARSE_IS_SYSTEM_DIR: 0) | 5553 PackageParser.PARSE_CHATTY | 5554 PackageParser.PARSE_MUST_BE_APK, 5555 SCAN_MONITOR | SCAN_NO_PATHS | SCAN_UPDATE_TIME, 5556 System.currentTimeMillis(), UserHandle.ALL); 5557 if (p != null) { 5558 /* 5559 * TODO this seems dangerous as the package may have 5560 * changed since we last acquired the mPackages 5561 * lock. 5562 */ 5563 // writer 5564 synchronized (mPackages) { 5565 updatePermissionsLPw(p.packageName, p, 5566 p.permissions.size() > 0 ? UPDATE_PERMISSIONS_ALL : 0); 5567 } 5568 addedPackage = p.applicationInfo.packageName; 5569 addedAppId = UserHandle.getAppId(p.applicationInfo.uid); 5570 } 5571 } 5572 } 5573 5574 // reader 5575 synchronized (mPackages) { 5576 mSettings.writeLPr(); 5577 } 5578 } 5579 5580 if (removedPackage != null) { 5581 Bundle extras = new Bundle(1); 5582 extras.putInt(Intent.EXTRA_UID, removedAppId); 5583 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, false); 5584 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 5585 extras, null, null, removedUsers); 5586 } 5587 if (addedPackage != null) { 5588 Bundle extras = new Bundle(1); 5589 extras.putInt(Intent.EXTRA_UID, addedAppId); 5590 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, addedPackage, 5591 extras, null, null, addedUsers); 5592 } 5593 } 5594 5595 private final String mRootDir; 5596 private final boolean mIsRom; 5597 } 5598 5599 /* Called when a downloaded package installation has been confirmed by the user */ 5600 public void installPackage( 5601 final Uri packageURI, final IPackageInstallObserver observer, final int flags) { 5602 installPackage(packageURI, observer, flags, null); 5603 } 5604 5605 /* Called when a downloaded package installation has been confirmed by the user */ 5606 public void installPackage( 5607 final Uri packageURI, final IPackageInstallObserver observer, final int flags, 5608 final String installerPackageName) { 5609 installPackageWithVerification(packageURI, observer, flags, installerPackageName, null, 5610 null, null); 5611 } 5612 5613 @Override 5614 public void installPackageWithVerification(Uri packageURI, IPackageInstallObserver observer, 5615 int flags, String installerPackageName, Uri verificationURI, 5616 ManifestDigest manifestDigest, ContainerEncryptionParams encryptionParams) { 5617 VerificationParams verificationParams = new VerificationParams(verificationURI, null, null, 5618 VerificationParams.NO_UID, manifestDigest); 5619 installPackageWithVerificationAndEncryption(packageURI, observer, flags, 5620 installerPackageName, verificationParams, encryptionParams); 5621 } 5622 5623 public void installPackageWithVerificationAndEncryption(Uri packageURI, 5624 IPackageInstallObserver observer, int flags, String installerPackageName, 5625 VerificationParams verificationParams, ContainerEncryptionParams encryptionParams) { 5626 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5627 null); 5628 5629 final int uid = Binder.getCallingUid(); 5630 UserHandle user; 5631 if ((flags&PackageManager.INSTALL_ALL_USERS) != 0) { 5632 user = UserHandle.ALL; 5633 } else { 5634 user = new UserHandle(UserHandle.getUserId(uid)); 5635 } 5636 5637 final int filteredFlags; 5638 5639 if (uid == Process.SHELL_UID || uid == 0) { 5640 if (DEBUG_INSTALL) { 5641 Slog.v(TAG, "Install from ADB"); 5642 } 5643 filteredFlags = flags | PackageManager.INSTALL_FROM_ADB; 5644 } else { 5645 filteredFlags = flags & ~PackageManager.INSTALL_FROM_ADB; 5646 } 5647 5648 verificationParams.setInstallerUid(uid); 5649 5650 final Message msg = mHandler.obtainMessage(INIT_COPY); 5651 msg.obj = new InstallParams(packageURI, observer, filteredFlags, installerPackageName, 5652 verificationParams, encryptionParams, user); 5653 mHandler.sendMessage(msg); 5654 } 5655 5656 /** 5657 * @hide 5658 */ 5659 @Override 5660 public int installExistingPackage(String packageName) { 5661 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 5662 null); 5663 PackageSetting pkgSetting; 5664 final int uid = Binder.getCallingUid(); 5665 final int userId = UserHandle.getUserId(uid); 5666 5667 long callingId = Binder.clearCallingIdentity(); 5668 try { 5669 boolean sendAdded = false; 5670 Bundle extras = new Bundle(1); 5671 5672 // writer 5673 synchronized (mPackages) { 5674 pkgSetting = mSettings.mPackages.get(packageName); 5675 if (pkgSetting == null) { 5676 return PackageManager.INSTALL_FAILED_INVALID_URI; 5677 } 5678 if (!pkgSetting.getInstalled(userId)) { 5679 pkgSetting.setInstalled(true, userId); 5680 mSettings.writePackageRestrictionsLPr(userId); 5681 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 5682 sendAdded = true; 5683 } 5684 } 5685 5686 if (sendAdded) { 5687 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 5688 packageName, extras, null, null, new int[] {userId}); 5689 } 5690 } finally { 5691 Binder.restoreCallingIdentity(callingId); 5692 } 5693 5694 return PackageManager.INSTALL_SUCCEEDED; 5695 } 5696 5697 @Override 5698 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 5699 mContext.enforceCallingOrSelfPermission( 5700 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5701 "Only package verification agents can verify applications"); 5702 5703 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5704 final PackageVerificationResponse response = new PackageVerificationResponse( 5705 verificationCode, Binder.getCallingUid()); 5706 msg.arg1 = id; 5707 msg.obj = response; 5708 mHandler.sendMessage(msg); 5709 } 5710 5711 @Override 5712 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 5713 long millisecondsToDelay) { 5714 mContext.enforceCallingOrSelfPermission( 5715 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 5716 "Only package verification agents can extend verification timeouts"); 5717 5718 final PackageVerificationState state = mPendingVerification.get(id); 5719 final PackageVerificationResponse response = new PackageVerificationResponse( 5720 verificationCodeAtTimeout, Binder.getCallingUid()); 5721 5722 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 5723 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 5724 } 5725 if (millisecondsToDelay < 0) { 5726 millisecondsToDelay = 0; 5727 } 5728 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 5729 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 5730 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 5731 } 5732 5733 if ((state != null) && !state.timeoutExtended()) { 5734 state.extendTimeout(); 5735 5736 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 5737 msg.arg1 = id; 5738 msg.obj = response; 5739 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 5740 } 5741 } 5742 5743 private void broadcastPackageVerified(int verificationId, Uri packageUri, 5744 int verificationCode) { 5745 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 5746 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 5747 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 5748 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 5749 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 5750 5751 mContext.sendBroadcast(intent, android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 5752 } 5753 5754 private ComponentName matchComponentForVerifier(String packageName, 5755 List<ResolveInfo> receivers) { 5756 ActivityInfo targetReceiver = null; 5757 5758 final int NR = receivers.size(); 5759 for (int i = 0; i < NR; i++) { 5760 final ResolveInfo info = receivers.get(i); 5761 if (info.activityInfo == null) { 5762 continue; 5763 } 5764 5765 if (packageName.equals(info.activityInfo.packageName)) { 5766 targetReceiver = info.activityInfo; 5767 break; 5768 } 5769 } 5770 5771 if (targetReceiver == null) { 5772 return null; 5773 } 5774 5775 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 5776 } 5777 5778 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 5779 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 5780 if (pkgInfo.verifiers.length == 0) { 5781 return null; 5782 } 5783 5784 final int N = pkgInfo.verifiers.length; 5785 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 5786 for (int i = 0; i < N; i++) { 5787 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 5788 5789 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 5790 receivers); 5791 if (comp == null) { 5792 continue; 5793 } 5794 5795 final int verifierUid = getUidForVerifier(verifierInfo); 5796 if (verifierUid == -1) { 5797 continue; 5798 } 5799 5800 if (DEBUG_VERIFY) { 5801 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 5802 + " with the correct signature"); 5803 } 5804 sufficientVerifiers.add(comp); 5805 verificationState.addSufficientVerifier(verifierUid); 5806 } 5807 5808 return sufficientVerifiers; 5809 } 5810 5811 private int getUidForVerifier(VerifierInfo verifierInfo) { 5812 synchronized (mPackages) { 5813 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 5814 if (pkg == null) { 5815 return -1; 5816 } else if (pkg.mSignatures.length != 1) { 5817 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5818 + " has more than one signature; ignoring"); 5819 return -1; 5820 } 5821 5822 /* 5823 * If the public key of the package's signature does not match 5824 * our expected public key, then this is a different package and 5825 * we should skip. 5826 */ 5827 5828 final byte[] expectedPublicKey; 5829 try { 5830 final Signature verifierSig = pkg.mSignatures[0]; 5831 final PublicKey publicKey = verifierSig.getPublicKey(); 5832 expectedPublicKey = publicKey.getEncoded(); 5833 } catch (CertificateException e) { 5834 return -1; 5835 } 5836 5837 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 5838 5839 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 5840 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 5841 + " does not have the expected public key; ignoring"); 5842 return -1; 5843 } 5844 5845 return pkg.applicationInfo.uid; 5846 } 5847 } 5848 5849 public void finishPackageInstall(int token) { 5850 enforceSystemOrRoot("Only the system is allowed to finish installs"); 5851 5852 if (DEBUG_INSTALL) { 5853 Slog.v(TAG, "BM finishing package install for " + token); 5854 } 5855 5856 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 5857 mHandler.sendMessage(msg); 5858 } 5859 5860 /** 5861 * Get the verification agent timeout. 5862 * 5863 * @return verification timeout in milliseconds 5864 */ 5865 private long getVerificationTimeout() { 5866 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 5867 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 5868 DEFAULT_VERIFICATION_TIMEOUT); 5869 } 5870 5871 /** 5872 * Get the default verification agent response code. 5873 * 5874 * @return default verification response code 5875 */ 5876 private int getDefaultVerificationResponse() { 5877 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5878 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 5879 DEFAULT_VERIFICATION_RESPONSE); 5880 } 5881 5882 /** 5883 * Check whether or not package verification has been enabled. 5884 * 5885 * @return true if verification should be performed 5886 */ 5887 private boolean isVerificationEnabled(int flags) { 5888 if (!DEFAULT_VERIFY_ENABLE) { 5889 return false; 5890 } 5891 5892 // Check if installing from ADB 5893 if ((flags & PackageManager.INSTALL_FROM_ADB) != 0) { 5894 // Do not run verification in a test harness environment 5895 if (ActivityManager.isRunningInTestHarness()) { 5896 return false; 5897 } 5898 // Check if the developer does not want package verification for ADB installs 5899 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5900 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 5901 return false; 5902 } 5903 } 5904 5905 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5906 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 5907 } 5908 5909 /** 5910 * Get the "allow unknown sources" setting. 5911 * 5912 * @return the current "allow unknown sources" setting 5913 */ 5914 private int getUnknownSourcesSettings() { 5915 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 5916 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 5917 -1); 5918 } 5919 5920 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 5921 final int uid = Binder.getCallingUid(); 5922 // writer 5923 synchronized (mPackages) { 5924 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 5925 if (targetPackageSetting == null) { 5926 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 5927 } 5928 5929 PackageSetting installerPackageSetting; 5930 if (installerPackageName != null) { 5931 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 5932 if (installerPackageSetting == null) { 5933 throw new IllegalArgumentException("Unknown installer package: " 5934 + installerPackageName); 5935 } 5936 } else { 5937 installerPackageSetting = null; 5938 } 5939 5940 Signature[] callerSignature; 5941 Object obj = mSettings.getUserIdLPr(uid); 5942 if (obj != null) { 5943 if (obj instanceof SharedUserSetting) { 5944 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 5945 } else if (obj instanceof PackageSetting) { 5946 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 5947 } else { 5948 throw new SecurityException("Bad object " + obj + " for uid " + uid); 5949 } 5950 } else { 5951 throw new SecurityException("Unknown calling uid " + uid); 5952 } 5953 5954 // Verify: can't set installerPackageName to a package that is 5955 // not signed with the same cert as the caller. 5956 if (installerPackageSetting != null) { 5957 if (compareSignatures(callerSignature, 5958 installerPackageSetting.signatures.mSignatures) 5959 != PackageManager.SIGNATURE_MATCH) { 5960 throw new SecurityException( 5961 "Caller does not have same cert as new installer package " 5962 + installerPackageName); 5963 } 5964 } 5965 5966 // Verify: if target already has an installer package, it must 5967 // be signed with the same cert as the caller. 5968 if (targetPackageSetting.installerPackageName != null) { 5969 PackageSetting setting = mSettings.mPackages.get( 5970 targetPackageSetting.installerPackageName); 5971 // If the currently set package isn't valid, then it's always 5972 // okay to change it. 5973 if (setting != null) { 5974 if (compareSignatures(callerSignature, 5975 setting.signatures.mSignatures) 5976 != PackageManager.SIGNATURE_MATCH) { 5977 throw new SecurityException( 5978 "Caller does not have same cert as old installer package " 5979 + targetPackageSetting.installerPackageName); 5980 } 5981 } 5982 } 5983 5984 // Okay! 5985 targetPackageSetting.installerPackageName = installerPackageName; 5986 scheduleWriteSettingsLocked(); 5987 } 5988 } 5989 5990 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 5991 // Queue up an async operation since the package installation may take a little while. 5992 mHandler.post(new Runnable() { 5993 public void run() { 5994 mHandler.removeCallbacks(this); 5995 // Result object to be returned 5996 PackageInstalledInfo res = new PackageInstalledInfo(); 5997 res.returnCode = currentStatus; 5998 res.uid = -1; 5999 res.pkg = null; 6000 res.removedInfo = new PackageRemovedInfo(); 6001 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 6002 args.doPreInstall(res.returnCode); 6003 synchronized (mInstallLock) { 6004 installPackageLI(args, true, res); 6005 } 6006 args.doPostInstall(res.returnCode, res.uid); 6007 } 6008 6009 // A restore should be performed at this point if (a) the install 6010 // succeeded, (b) the operation is not an update, and (c) the new 6011 // package has a backupAgent defined. 6012 final boolean update = res.removedInfo.removedPackage != null; 6013 boolean doRestore = (!update 6014 && res.pkg != null 6015 && res.pkg.applicationInfo.backupAgentName != null); 6016 6017 // Set up the post-install work request bookkeeping. This will be used 6018 // and cleaned up by the post-install event handling regardless of whether 6019 // there's a restore pass performed. Token values are >= 1. 6020 int token; 6021 if (mNextInstallToken < 0) mNextInstallToken = 1; 6022 token = mNextInstallToken++; 6023 6024 PostInstallData data = new PostInstallData(args, res); 6025 mRunningInstalls.put(token, data); 6026 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 6027 6028 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 6029 // Pass responsibility to the Backup Manager. It will perform a 6030 // restore if appropriate, then pass responsibility back to the 6031 // Package Manager to run the post-install observer callbacks 6032 // and broadcasts. 6033 IBackupManager bm = IBackupManager.Stub.asInterface( 6034 ServiceManager.getService(Context.BACKUP_SERVICE)); 6035 if (bm != null) { 6036 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 6037 + " to BM for possible restore"); 6038 try { 6039 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 6040 } catch (RemoteException e) { 6041 // can't happen; the backup manager is local 6042 } catch (Exception e) { 6043 Slog.e(TAG, "Exception trying to enqueue restore", e); 6044 doRestore = false; 6045 } 6046 } else { 6047 Slog.e(TAG, "Backup Manager not found!"); 6048 doRestore = false; 6049 } 6050 } 6051 6052 if (!doRestore) { 6053 // No restore possible, or the Backup Manager was mysteriously not 6054 // available -- just fire the post-install work request directly. 6055 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 6056 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 6057 mHandler.sendMessage(msg); 6058 } 6059 } 6060 }); 6061 } 6062 6063 private abstract class HandlerParams { 6064 private static final int MAX_RETRIES = 4; 6065 6066 /** 6067 * Number of times startCopy() has been attempted and had a non-fatal 6068 * error. 6069 */ 6070 private int mRetries = 0; 6071 6072 /** User handle for the user requesting the information or installation. */ 6073 private final UserHandle mUser; 6074 6075 HandlerParams(UserHandle user) { 6076 mUser = user; 6077 } 6078 6079 UserHandle getUser() { 6080 return mUser; 6081 } 6082 6083 final boolean startCopy() { 6084 boolean res; 6085 try { 6086 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy"); 6087 6088 if (++mRetries > MAX_RETRIES) { 6089 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 6090 mHandler.sendEmptyMessage(MCS_GIVE_UP); 6091 handleServiceError(); 6092 return false; 6093 } else { 6094 handleStartCopy(); 6095 res = true; 6096 } 6097 } catch (RemoteException e) { 6098 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 6099 mHandler.sendEmptyMessage(MCS_RECONNECT); 6100 res = false; 6101 } 6102 handleReturnCode(); 6103 return res; 6104 } 6105 6106 final void serviceError() { 6107 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 6108 handleServiceError(); 6109 handleReturnCode(); 6110 } 6111 6112 abstract void handleStartCopy() throws RemoteException; 6113 abstract void handleServiceError(); 6114 abstract void handleReturnCode(); 6115 } 6116 6117 class MeasureParams extends HandlerParams { 6118 private final PackageStats mStats; 6119 private boolean mSuccess; 6120 6121 private final IPackageStatsObserver mObserver; 6122 6123 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 6124 super(new UserHandle(stats.userHandle)); 6125 mObserver = observer; 6126 mStats = stats; 6127 } 6128 6129 @Override 6130 void handleStartCopy() throws RemoteException { 6131 synchronized (mInstallLock) { 6132 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 6133 } 6134 6135 final boolean mounted; 6136 if (Environment.isExternalStorageEmulated()) { 6137 mounted = true; 6138 } else { 6139 final String status = Environment.getExternalStorageState(); 6140 mounted = (Environment.MEDIA_MOUNTED.equals(status) 6141 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 6142 } 6143 6144 if (mounted) { 6145 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 6146 6147 final File externalCacheDir = userEnv 6148 .getExternalStorageAppCacheDirectory(mStats.packageName); 6149 final long externalCacheSize = mContainerService 6150 .calculateDirectorySize(externalCacheDir.getPath()); 6151 mStats.externalCacheSize = externalCacheSize; 6152 6153 final File externalDataDir = userEnv 6154 .getExternalStorageAppDataDirectory(mStats.packageName); 6155 long externalDataSize = mContainerService.calculateDirectorySize(externalDataDir 6156 .getPath()); 6157 6158 if (externalCacheDir.getParentFile().equals(externalDataDir)) { 6159 externalDataSize -= externalCacheSize; 6160 } 6161 mStats.externalDataSize = externalDataSize; 6162 6163 final File externalMediaDir = userEnv 6164 .getExternalStorageAppMediaDirectory(mStats.packageName); 6165 mStats.externalMediaSize = mContainerService 6166 .calculateDirectorySize(externalMediaDir.getPath()); 6167 6168 final File externalObbDir = userEnv 6169 .getExternalStorageAppObbDirectory(mStats.packageName); 6170 mStats.externalObbSize = mContainerService.calculateDirectorySize(externalObbDir 6171 .getPath()); 6172 } 6173 } 6174 6175 @Override 6176 void handleReturnCode() { 6177 if (mObserver != null) { 6178 try { 6179 mObserver.onGetStatsCompleted(mStats, mSuccess); 6180 } catch (RemoteException e) { 6181 Slog.i(TAG, "Observer no longer exists."); 6182 } 6183 } 6184 } 6185 6186 @Override 6187 void handleServiceError() { 6188 Slog.e(TAG, "Could not measure application " + mStats.packageName 6189 + " external storage"); 6190 } 6191 } 6192 6193 class InstallParams extends HandlerParams { 6194 final IPackageInstallObserver observer; 6195 int flags; 6196 6197 private final Uri mPackageURI; 6198 final String installerPackageName; 6199 final VerificationParams verificationParams; 6200 private InstallArgs mArgs; 6201 private int mRet; 6202 private File mTempPackage; 6203 final ContainerEncryptionParams encryptionParams; 6204 6205 InstallParams(Uri packageURI, 6206 IPackageInstallObserver observer, int flags, 6207 String installerPackageName, VerificationParams verificationParams, 6208 ContainerEncryptionParams encryptionParams, UserHandle user) { 6209 super(user); 6210 this.mPackageURI = packageURI; 6211 this.flags = flags; 6212 this.observer = observer; 6213 this.installerPackageName = installerPackageName; 6214 this.verificationParams = verificationParams; 6215 this.encryptionParams = encryptionParams; 6216 } 6217 6218 public ManifestDigest getManifestDigest() { 6219 if (verificationParams == null) { 6220 return null; 6221 } 6222 return verificationParams.getManifestDigest(); 6223 } 6224 6225 private int installLocationPolicy(PackageInfoLite pkgLite, int flags) { 6226 String packageName = pkgLite.packageName; 6227 int installLocation = pkgLite.installLocation; 6228 boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6229 // reader 6230 synchronized (mPackages) { 6231 PackageParser.Package pkg = mPackages.get(packageName); 6232 if (pkg != null) { 6233 if ((flags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 6234 // Check for downgrading. 6235 if ((flags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 6236 if (pkgLite.versionCode < pkg.mVersionCode) { 6237 Slog.w(TAG, "Can't install update of " + packageName 6238 + " update version " + pkgLite.versionCode 6239 + " is older than installed version " 6240 + pkg.mVersionCode); 6241 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 6242 } 6243 } 6244 // Check for updated system application. 6245 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 6246 if (onSd) { 6247 Slog.w(TAG, "Cannot install update to system app on sdcard"); 6248 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 6249 } 6250 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6251 } else { 6252 if (onSd) { 6253 // Install flag overrides everything. 6254 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6255 } 6256 // If current upgrade specifies particular preference 6257 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 6258 // Application explicitly specified internal. 6259 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6260 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 6261 // App explictly prefers external. Let policy decide 6262 } else { 6263 // Prefer previous location 6264 if (isExternal(pkg)) { 6265 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6266 } 6267 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 6268 } 6269 } 6270 } else { 6271 // Invalid install. Return error code 6272 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 6273 } 6274 } 6275 } 6276 // All the special cases have been taken care of. 6277 // Return result based on recommended install location. 6278 if (onSd) { 6279 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 6280 } 6281 return pkgLite.recommendedInstallLocation; 6282 } 6283 6284 /* 6285 * Invoke remote method to get package information and install 6286 * location values. Override install location based on default 6287 * policy if needed and then create install arguments based 6288 * on the install location. 6289 */ 6290 public void handleStartCopy() throws RemoteException { 6291 int ret = PackageManager.INSTALL_SUCCEEDED; 6292 final boolean onSd = (flags & PackageManager.INSTALL_EXTERNAL) != 0; 6293 final boolean onInt = (flags & PackageManager.INSTALL_INTERNAL) != 0; 6294 PackageInfoLite pkgLite = null; 6295 6296 if (onInt && onSd) { 6297 // Check if both bits are set. 6298 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 6299 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6300 } else { 6301 final long lowThreshold; 6302 6303 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6304 .getService(DeviceStorageMonitorService.SERVICE); 6305 if (dsm == null) { 6306 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6307 lowThreshold = 0L; 6308 } else { 6309 lowThreshold = dsm.getMemoryLowThreshold(); 6310 } 6311 6312 try { 6313 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, mPackageURI, 6314 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6315 6316 final File packageFile; 6317 if (encryptionParams != null || !"file".equals(mPackageURI.getScheme())) { 6318 ParcelFileDescriptor out = null; 6319 6320 mTempPackage = createTempPackageFile(mDrmAppPrivateInstallDir); 6321 if (mTempPackage != null) { 6322 try { 6323 out = ParcelFileDescriptor.open(mTempPackage, 6324 ParcelFileDescriptor.MODE_READ_WRITE); 6325 } catch (FileNotFoundException e) { 6326 Slog.e(TAG, "Failed to create temporary file for : " + mPackageURI); 6327 } 6328 6329 // Make a temporary file for decryption. 6330 ret = mContainerService 6331 .copyResource(mPackageURI, encryptionParams, out); 6332 6333 packageFile = mTempPackage; 6334 6335 FileUtils.setPermissions(packageFile.getAbsolutePath(), 6336 FileUtils.S_IRUSR | FileUtils.S_IWUSR | FileUtils.S_IRGRP 6337 | FileUtils.S_IROTH, 6338 -1, -1); 6339 } else { 6340 packageFile = null; 6341 } 6342 } else { 6343 packageFile = new File(mPackageURI.getPath()); 6344 } 6345 6346 if (packageFile != null) { 6347 // Remote call to find out default install location 6348 pkgLite = mContainerService.getMinimalPackageInfo( 6349 packageFile.getAbsolutePath(), flags, lowThreshold); 6350 } 6351 } finally { 6352 mContext.revokeUriPermission(mPackageURI, 6353 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6354 } 6355 } 6356 6357 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6358 int loc = pkgLite.recommendedInstallLocation; 6359 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 6360 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 6361 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 6362 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 6363 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 6364 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6365 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 6366 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 6367 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 6368 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 6369 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 6370 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 6371 } else if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 6372 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 6373 } else { 6374 // Override with defaults if needed. 6375 loc = installLocationPolicy(pkgLite, flags); 6376 if (!onSd && !onInt) { 6377 // Override install location with flags 6378 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 6379 // Set the flag to install on external media. 6380 flags |= PackageManager.INSTALL_EXTERNAL; 6381 flags &= ~PackageManager.INSTALL_INTERNAL; 6382 } else { 6383 // Make sure the flag for installing on external 6384 // media is unset 6385 flags |= PackageManager.INSTALL_INTERNAL; 6386 flags &= ~PackageManager.INSTALL_EXTERNAL; 6387 } 6388 } 6389 } 6390 } 6391 6392 final InstallArgs args = createInstallArgs(this); 6393 mArgs = args; 6394 6395 if (ret == PackageManager.INSTALL_SUCCEEDED) { 6396 /* 6397 * Determine if we have any installed package verifiers. If we 6398 * do, then we'll defer to them to verify the packages. 6399 */ 6400 final int requiredUid = mRequiredVerifierPackage == null ? -1 6401 : getPackageUid(mRequiredVerifierPackage, 0); 6402 if (requiredUid != -1 && isVerificationEnabled(flags)) { 6403 final Intent verification = new Intent( 6404 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 6405 verification.setDataAndType(getPackageUri(), PACKAGE_MIME_TYPE); 6406 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 6407 6408 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 6409 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 6410 0 /* TODO: Which userId? */); 6411 6412 if (DEBUG_VERIFY) { 6413 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 6414 + verification.toString() + " with " + pkgLite.verifiers.length 6415 + " optional verifiers"); 6416 } 6417 6418 final int verificationId = mPendingVerificationToken++; 6419 6420 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 6421 6422 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 6423 installerPackageName); 6424 6425 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, flags); 6426 6427 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 6428 pkgLite.packageName); 6429 6430 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 6431 pkgLite.versionCode); 6432 6433 if (verificationParams != null) { 6434 if (verificationParams.getVerificationURI() != null) { 6435 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 6436 verificationParams.getVerificationURI()); 6437 } 6438 if (verificationParams.getOriginatingURI() != null) { 6439 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 6440 verificationParams.getOriginatingURI()); 6441 } 6442 if (verificationParams.getReferrer() != null) { 6443 verification.putExtra(Intent.EXTRA_REFERRER, 6444 verificationParams.getReferrer()); 6445 } 6446 if (verificationParams.getOriginatingUid() >= 0) { 6447 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 6448 verificationParams.getOriginatingUid()); 6449 } 6450 if (verificationParams.getInstallerUid() >= 0) { 6451 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 6452 verificationParams.getInstallerUid()); 6453 } 6454 } 6455 6456 final PackageVerificationState verificationState = new PackageVerificationState( 6457 requiredUid, args); 6458 6459 mPendingVerification.append(verificationId, verificationState); 6460 6461 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 6462 receivers, verificationState); 6463 6464 /* 6465 * If any sufficient verifiers were listed in the package 6466 * manifest, attempt to ask them. 6467 */ 6468 if (sufficientVerifiers != null) { 6469 final int N = sufficientVerifiers.size(); 6470 if (N == 0) { 6471 Slog.i(TAG, "Additional verifiers required, but none installed."); 6472 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 6473 } else { 6474 for (int i = 0; i < N; i++) { 6475 final ComponentName verifierComponent = sufficientVerifiers.get(i); 6476 6477 final Intent sufficientIntent = new Intent(verification); 6478 sufficientIntent.setComponent(verifierComponent); 6479 6480 mContext.sendBroadcast(sufficientIntent); 6481 } 6482 } 6483 } 6484 6485 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 6486 mRequiredVerifierPackage, receivers); 6487 if (ret == PackageManager.INSTALL_SUCCEEDED 6488 && mRequiredVerifierPackage != null) { 6489 /* 6490 * Send the intent to the required verification agent, 6491 * but only start the verification timeout after the 6492 * target BroadcastReceivers have run. 6493 */ 6494 verification.setComponent(requiredVerifierComponent); 6495 mContext.sendOrderedBroadcast(verification, 6496 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 6497 new BroadcastReceiver() { 6498 @Override 6499 public void onReceive(Context context, Intent intent) { 6500 final Message msg = mHandler 6501 .obtainMessage(CHECK_PENDING_VERIFICATION); 6502 msg.arg1 = verificationId; 6503 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 6504 } 6505 }, null, 0, null, null); 6506 6507 /* 6508 * We don't want the copy to proceed until verification 6509 * succeeds, so null out this field. 6510 */ 6511 mArgs = null; 6512 } 6513 } else { 6514 /* 6515 * No package verification is enabled, so immediately start 6516 * the remote call to initiate copy using temporary file. 6517 */ 6518 ret = args.copyApk(mContainerService, true); 6519 } 6520 } 6521 6522 mRet = ret; 6523 } 6524 6525 @Override 6526 void handleReturnCode() { 6527 // If mArgs is null, then MCS couldn't be reached. When it 6528 // reconnects, it will try again to install. At that point, this 6529 // will succeed. 6530 if (mArgs != null) { 6531 processPendingInstall(mArgs, mRet); 6532 6533 if (mTempPackage != null) { 6534 if (!mTempPackage.delete()) { 6535 Slog.w(TAG, "Couldn't delete temporary file: " + 6536 mTempPackage.getAbsolutePath()); 6537 } 6538 } 6539 } 6540 } 6541 6542 @Override 6543 void handleServiceError() { 6544 mArgs = createInstallArgs(this); 6545 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6546 } 6547 6548 public boolean isForwardLocked() { 6549 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6550 } 6551 6552 public Uri getPackageUri() { 6553 if (mTempPackage != null) { 6554 return Uri.fromFile(mTempPackage); 6555 } else { 6556 return mPackageURI; 6557 } 6558 } 6559 } 6560 6561 /* 6562 * Utility class used in movePackage api. 6563 * srcArgs and targetArgs are not set for invalid flags and make 6564 * sure to do null checks when invoking methods on them. 6565 * We probably want to return ErrorPrams for both failed installs 6566 * and moves. 6567 */ 6568 class MoveParams extends HandlerParams { 6569 final IPackageMoveObserver observer; 6570 final int flags; 6571 final String packageName; 6572 final InstallArgs srcArgs; 6573 final InstallArgs targetArgs; 6574 int uid; 6575 int mRet; 6576 6577 MoveParams(InstallArgs srcArgs, IPackageMoveObserver observer, int flags, 6578 String packageName, String dataDir, int uid, UserHandle user) { 6579 super(user); 6580 this.srcArgs = srcArgs; 6581 this.observer = observer; 6582 this.flags = flags; 6583 this.packageName = packageName; 6584 this.uid = uid; 6585 if (srcArgs != null) { 6586 Uri packageUri = Uri.fromFile(new File(srcArgs.getCodePath())); 6587 targetArgs = createInstallArgs(packageUri, flags, packageName, dataDir); 6588 } else { 6589 targetArgs = null; 6590 } 6591 } 6592 6593 public void handleStartCopy() throws RemoteException { 6594 mRet = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6595 // Check for storage space on target medium 6596 if (!targetArgs.checkFreeStorage(mContainerService)) { 6597 Log.w(TAG, "Insufficient storage to install"); 6598 return; 6599 } 6600 6601 mRet = srcArgs.doPreCopy(); 6602 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6603 return; 6604 } 6605 6606 mRet = targetArgs.copyApk(mContainerService, false); 6607 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6608 srcArgs.doPostCopy(uid); 6609 return; 6610 } 6611 6612 mRet = srcArgs.doPostCopy(uid); 6613 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6614 return; 6615 } 6616 6617 mRet = targetArgs.doPreInstall(mRet); 6618 if (mRet != PackageManager.INSTALL_SUCCEEDED) { 6619 return; 6620 } 6621 6622 if (DEBUG_SD_INSTALL) { 6623 StringBuilder builder = new StringBuilder(); 6624 if (srcArgs != null) { 6625 builder.append("src: "); 6626 builder.append(srcArgs.getCodePath()); 6627 } 6628 if (targetArgs != null) { 6629 builder.append(" target : "); 6630 builder.append(targetArgs.getCodePath()); 6631 } 6632 Log.i(TAG, builder.toString()); 6633 } 6634 } 6635 6636 @Override 6637 void handleReturnCode() { 6638 targetArgs.doPostInstall(mRet, uid); 6639 int currentStatus = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 6640 if (mRet == PackageManager.INSTALL_SUCCEEDED) { 6641 currentStatus = PackageManager.MOVE_SUCCEEDED; 6642 } else if (mRet == PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE){ 6643 currentStatus = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 6644 } 6645 processPendingMove(this, currentStatus); 6646 } 6647 6648 @Override 6649 void handleServiceError() { 6650 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6651 } 6652 } 6653 6654 /** 6655 * Used during creation of InstallArgs 6656 * 6657 * @param flags package installation flags 6658 * @return true if should be installed on external storage 6659 */ 6660 private static boolean installOnSd(int flags) { 6661 if ((flags & PackageManager.INSTALL_INTERNAL) != 0) { 6662 return false; 6663 } 6664 if ((flags & PackageManager.INSTALL_EXTERNAL) != 0) { 6665 return true; 6666 } 6667 return false; 6668 } 6669 6670 /** 6671 * Used during creation of InstallArgs 6672 * 6673 * @param flags package installation flags 6674 * @return true if should be installed as forward locked 6675 */ 6676 private static boolean installForwardLocked(int flags) { 6677 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6678 } 6679 6680 private InstallArgs createInstallArgs(InstallParams params) { 6681 if (installOnSd(params.flags) || params.isForwardLocked()) { 6682 return new AsecInstallArgs(params); 6683 } else { 6684 return new FileInstallArgs(params); 6685 } 6686 } 6687 6688 private InstallArgs createInstallArgs(int flags, String fullCodePath, String fullResourcePath, 6689 String nativeLibraryPath) { 6690 final boolean isInAsec; 6691 if (installOnSd(flags)) { 6692 /* Apps on SD card are always in ASEC containers. */ 6693 isInAsec = true; 6694 } else if (installForwardLocked(flags) 6695 && !fullCodePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 6696 /* 6697 * Forward-locked apps are only in ASEC containers if they're the 6698 * new style 6699 */ 6700 isInAsec = true; 6701 } else { 6702 isInAsec = false; 6703 } 6704 6705 if (isInAsec) { 6706 return new AsecInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath, 6707 installOnSd(flags), installForwardLocked(flags)); 6708 } else { 6709 return new FileInstallArgs(fullCodePath, fullResourcePath, nativeLibraryPath); 6710 } 6711 } 6712 6713 // Used by package mover 6714 private InstallArgs createInstallArgs(Uri packageURI, int flags, String pkgName, String dataDir) { 6715 if (installOnSd(flags) || installForwardLocked(flags)) { 6716 String cid = getNextCodePath(packageURI.getPath(), pkgName, "/" 6717 + AsecInstallArgs.RES_FILE_NAME); 6718 return new AsecInstallArgs(packageURI, cid, installOnSd(flags), 6719 installForwardLocked(flags)); 6720 } else { 6721 return new FileInstallArgs(packageURI, pkgName, dataDir); 6722 } 6723 } 6724 6725 static abstract class InstallArgs { 6726 final IPackageInstallObserver observer; 6727 // Always refers to PackageManager flags only 6728 final int flags; 6729 final Uri packageURI; 6730 final String installerPackageName; 6731 final ManifestDigest manifestDigest; 6732 final UserHandle user; 6733 6734 InstallArgs(Uri packageURI, IPackageInstallObserver observer, int flags, 6735 String installerPackageName, ManifestDigest manifestDigest, 6736 UserHandle user) { 6737 this.packageURI = packageURI; 6738 this.flags = flags; 6739 this.observer = observer; 6740 this.installerPackageName = installerPackageName; 6741 this.manifestDigest = manifestDigest; 6742 this.user = user; 6743 } 6744 6745 abstract void createCopyFile(); 6746 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 6747 abstract int doPreInstall(int status); 6748 abstract boolean doRename(int status, String pkgName, String oldCodePath); 6749 6750 abstract int doPostInstall(int status, int uid); 6751 abstract String getCodePath(); 6752 abstract String getResourcePath(); 6753 abstract String getNativeLibraryPath(); 6754 // Need installer lock especially for dex file removal. 6755 abstract void cleanUpResourcesLI(); 6756 abstract boolean doPostDeleteLI(boolean delete); 6757 abstract boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException; 6758 6759 /** 6760 * Called before the source arguments are copied. This is used mostly 6761 * for MoveParams when it needs to read the source file to put it in the 6762 * destination. 6763 */ 6764 int doPreCopy() { 6765 return PackageManager.INSTALL_SUCCEEDED; 6766 } 6767 6768 /** 6769 * Called after the source arguments are copied. This is used mostly for 6770 * MoveParams when it needs to read the source file to put it in the 6771 * destination. 6772 * 6773 * @return 6774 */ 6775 int doPostCopy(int uid) { 6776 return PackageManager.INSTALL_SUCCEEDED; 6777 } 6778 6779 protected boolean isFwdLocked() { 6780 return (flags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 6781 } 6782 } 6783 6784 class FileInstallArgs extends InstallArgs { 6785 File installDir; 6786 String codeFileName; 6787 String resourceFileName; 6788 String libraryPath; 6789 boolean created = false; 6790 6791 FileInstallArgs(InstallParams params) { 6792 super(params.getPackageUri(), params.observer, params.flags, 6793 params.installerPackageName, params.getManifestDigest(), 6794 params.getUser()); 6795 } 6796 6797 FileInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath) { 6798 super(null, null, 0, null, null, null); 6799 File codeFile = new File(fullCodePath); 6800 installDir = codeFile.getParentFile(); 6801 codeFileName = fullCodePath; 6802 resourceFileName = fullResourcePath; 6803 libraryPath = nativeLibraryPath; 6804 } 6805 6806 FileInstallArgs(Uri packageURI, String pkgName, String dataDir) { 6807 super(packageURI, null, 0, null, null, null); 6808 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6809 String apkName = getNextCodePath(null, pkgName, ".apk"); 6810 codeFileName = new File(installDir, apkName + ".apk").getPath(); 6811 resourceFileName = getResourcePathFromCodePath(); 6812 libraryPath = new File(mAppLibInstallDir, pkgName).getPath(); 6813 } 6814 6815 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 6816 final long lowThreshold; 6817 6818 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 6819 .getService(DeviceStorageMonitorService.SERVICE); 6820 if (dsm == null) { 6821 Log.w(TAG, "Couldn't get low memory threshold; no free limit imposed"); 6822 lowThreshold = 0L; 6823 } else { 6824 if (dsm.isMemoryLow()) { 6825 Log.w(TAG, "Memory is reported as being too low; aborting package install"); 6826 return false; 6827 } 6828 6829 lowThreshold = dsm.getMemoryLowThreshold(); 6830 } 6831 6832 try { 6833 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6834 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6835 return imcs.checkInternalFreeStorage(packageURI, isFwdLocked(), lowThreshold); 6836 } finally { 6837 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6838 } 6839 } 6840 6841 String getCodePath() { 6842 return codeFileName; 6843 } 6844 6845 void createCopyFile() { 6846 installDir = isFwdLocked() ? mDrmAppPrivateInstallDir : mAppInstallDir; 6847 codeFileName = createTempPackageFile(installDir).getPath(); 6848 resourceFileName = getResourcePathFromCodePath(); 6849 libraryPath = getLibraryPathFromCodePath(); 6850 created = true; 6851 } 6852 6853 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 6854 if (temp) { 6855 // Generate temp file name 6856 createCopyFile(); 6857 } 6858 // Get a ParcelFileDescriptor to write to the output file 6859 File codeFile = new File(codeFileName); 6860 if (!created) { 6861 try { 6862 codeFile.createNewFile(); 6863 // Set permissions 6864 if (!setPermissions()) { 6865 // Failed setting permissions. 6866 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6867 } 6868 } catch (IOException e) { 6869 Slog.w(TAG, "Failed to create file " + codeFile); 6870 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6871 } 6872 } 6873 ParcelFileDescriptor out = null; 6874 try { 6875 out = ParcelFileDescriptor.open(codeFile, ParcelFileDescriptor.MODE_READ_WRITE); 6876 } catch (FileNotFoundException e) { 6877 Slog.e(TAG, "Failed to create file descriptor for : " + codeFileName); 6878 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6879 } 6880 // Copy the resource now 6881 int ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6882 try { 6883 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 6884 Intent.FLAG_GRANT_READ_URI_PERMISSION); 6885 ret = imcs.copyResource(packageURI, null, out); 6886 } finally { 6887 IoUtils.closeQuietly(out); 6888 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 6889 } 6890 6891 if (isFwdLocked()) { 6892 final File destResourceFile = new File(getResourcePath()); 6893 6894 // Copy the public files 6895 try { 6896 PackageHelper.extractPublicFiles(codeFileName, destResourceFile); 6897 } catch (IOException e) { 6898 Slog.e(TAG, "Couldn't create a new zip file for the public parts of a" 6899 + " forward-locked app."); 6900 destResourceFile.delete(); 6901 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 6902 } 6903 } 6904 6905 final File nativeLibraryFile = new File(getNativeLibraryPath()); 6906 Slog.i(TAG, "Copying native libraries to " + nativeLibraryFile.getPath()); 6907 if (nativeLibraryFile.exists()) { 6908 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 6909 nativeLibraryFile.delete(); 6910 } 6911 try { 6912 int copyRet = copyNativeLibrariesForInternalApp(codeFile, nativeLibraryFile); 6913 if (copyRet != PackageManager.INSTALL_SUCCEEDED) { 6914 return copyRet; 6915 } 6916 } catch (IOException e) { 6917 Slog.e(TAG, "Copying native libraries failed", e); 6918 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 6919 } 6920 6921 return ret; 6922 } 6923 6924 int doPreInstall(int status) { 6925 if (status != PackageManager.INSTALL_SUCCEEDED) { 6926 cleanUp(); 6927 } 6928 return status; 6929 } 6930 6931 boolean doRename(int status, final String pkgName, String oldCodePath) { 6932 if (status != PackageManager.INSTALL_SUCCEEDED) { 6933 cleanUp(); 6934 return false; 6935 } else { 6936 final File oldCodeFile = new File(getCodePath()); 6937 final File oldResourceFile = new File(getResourcePath()); 6938 final File oldLibraryFile = new File(getNativeLibraryPath()); 6939 6940 // Rename APK file based on packageName 6941 final String apkName = getNextCodePath(oldCodePath, pkgName, ".apk"); 6942 final File newCodeFile = new File(installDir, apkName + ".apk"); 6943 if (!oldCodeFile.renameTo(newCodeFile)) { 6944 return false; 6945 } 6946 codeFileName = newCodeFile.getPath(); 6947 6948 // Rename public resource file if it's forward-locked. 6949 final File newResFile = new File(getResourcePathFromCodePath()); 6950 if (isFwdLocked() && !oldResourceFile.renameTo(newResFile)) { 6951 return false; 6952 } 6953 resourceFileName = newResFile.getPath(); 6954 6955 // Rename library path 6956 final File newLibraryFile = new File(getLibraryPathFromCodePath()); 6957 if (newLibraryFile.exists()) { 6958 NativeLibraryHelper.removeNativeBinariesFromDirLI(newLibraryFile); 6959 newLibraryFile.delete(); 6960 } 6961 if (!oldLibraryFile.renameTo(newLibraryFile)) { 6962 Slog.e(TAG, "Cannot rename native library directory " 6963 + oldLibraryFile.getPath() + " to " + newLibraryFile.getPath()); 6964 return false; 6965 } 6966 libraryPath = newLibraryFile.getPath(); 6967 6968 // Attempt to set permissions 6969 if (!setPermissions()) { 6970 return false; 6971 } 6972 6973 if (!SELinux.restorecon(newCodeFile)) { 6974 return false; 6975 } 6976 6977 return true; 6978 } 6979 } 6980 6981 int doPostInstall(int status, int uid) { 6982 if (status != PackageManager.INSTALL_SUCCEEDED) { 6983 cleanUp(); 6984 } 6985 return status; 6986 } 6987 6988 String getResourcePath() { 6989 return resourceFileName; 6990 } 6991 6992 private String getResourcePathFromCodePath() { 6993 final String codePath = getCodePath(); 6994 if (isFwdLocked()) { 6995 final StringBuilder sb = new StringBuilder(); 6996 6997 sb.append(mAppInstallDir.getPath()); 6998 sb.append('/'); 6999 sb.append(getApkName(codePath)); 7000 sb.append(".zip"); 7001 7002 /* 7003 * If our APK is a temporary file, mark the resource as a 7004 * temporary file as well so it can be cleaned up after 7005 * catastrophic failure. 7006 */ 7007 if (codePath.endsWith(".tmp")) { 7008 sb.append(".tmp"); 7009 } 7010 7011 return sb.toString(); 7012 } else { 7013 return codePath; 7014 } 7015 } 7016 7017 private String getLibraryPathFromCodePath() { 7018 return new File(mAppLibInstallDir, getApkName(getCodePath())).getPath(); 7019 } 7020 7021 @Override 7022 String getNativeLibraryPath() { 7023 if (libraryPath == null) { 7024 libraryPath = getLibraryPathFromCodePath(); 7025 } 7026 return libraryPath; 7027 } 7028 7029 private boolean cleanUp() { 7030 boolean ret = true; 7031 String sourceDir = getCodePath(); 7032 String publicSourceDir = getResourcePath(); 7033 if (sourceDir != null) { 7034 File sourceFile = new File(sourceDir); 7035 if (!sourceFile.exists()) { 7036 Slog.w(TAG, "Package source " + sourceDir + " does not exist."); 7037 ret = false; 7038 } 7039 // Delete application's code and resources 7040 sourceFile.delete(); 7041 } 7042 if (publicSourceDir != null && !publicSourceDir.equals(sourceDir)) { 7043 final File publicSourceFile = new File(publicSourceDir); 7044 if (!publicSourceFile.exists()) { 7045 Slog.w(TAG, "Package public source " + publicSourceFile + " does not exist."); 7046 } 7047 if (publicSourceFile.exists()) { 7048 publicSourceFile.delete(); 7049 } 7050 } 7051 7052 if (libraryPath != null) { 7053 File nativeLibraryFile = new File(libraryPath); 7054 NativeLibraryHelper.removeNativeBinariesFromDirLI(nativeLibraryFile); 7055 if (!nativeLibraryFile.delete()) { 7056 Slog.w(TAG, "Couldn't delete native library directory " + libraryPath); 7057 } 7058 } 7059 7060 return ret; 7061 } 7062 7063 void cleanUpResourcesLI() { 7064 String sourceDir = getCodePath(); 7065 if (cleanUp()) { 7066 int retCode = mInstaller.rmdex(sourceDir); 7067 if (retCode < 0) { 7068 Slog.w(TAG, "Couldn't remove dex file for package: " 7069 + " at location " 7070 + sourceDir + ", retcode=" + retCode); 7071 // we don't consider this to be a failure of the core package deletion 7072 } 7073 } 7074 } 7075 7076 private boolean setPermissions() { 7077 // TODO Do this in a more elegant way later on. for now just a hack 7078 if (!isFwdLocked()) { 7079 final int filePermissions = 7080 FileUtils.S_IRUSR|FileUtils.S_IWUSR|FileUtils.S_IRGRP 7081 |FileUtils.S_IROTH; 7082 int retCode = FileUtils.setPermissions(getCodePath(), filePermissions, -1, -1); 7083 if (retCode != 0) { 7084 Slog.e(TAG, "Couldn't set new package file permissions for " + 7085 getCodePath() 7086 + ". The return code was: " + retCode); 7087 // TODO Define new internal error 7088 return false; 7089 } 7090 return true; 7091 } 7092 return true; 7093 } 7094 7095 boolean doPostDeleteLI(boolean delete) { 7096 // XXX err, shouldn't we respect the delete flag? 7097 cleanUpResourcesLI(); 7098 return true; 7099 } 7100 } 7101 7102 private boolean isAsecExternal(String cid) { 7103 final String asecPath = PackageHelper.getSdFilesystem(cid); 7104 return !asecPath.startsWith(mAsecInternalPath); 7105 } 7106 7107 /** 7108 * Extract the MountService "container ID" from the full code path of an 7109 * .apk. 7110 */ 7111 static String cidFromCodePath(String fullCodePath) { 7112 int eidx = fullCodePath.lastIndexOf("/"); 7113 String subStr1 = fullCodePath.substring(0, eidx); 7114 int sidx = subStr1.lastIndexOf("/"); 7115 return subStr1.substring(sidx+1, eidx); 7116 } 7117 7118 class AsecInstallArgs extends InstallArgs { 7119 static final String RES_FILE_NAME = "pkg.apk"; 7120 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 7121 7122 String cid; 7123 String packagePath; 7124 String resourcePath; 7125 String libraryPath; 7126 7127 AsecInstallArgs(InstallParams params) { 7128 super(params.getPackageUri(), params.observer, params.flags, 7129 params.installerPackageName, params.getManifestDigest(), 7130 params.getUser()); 7131 } 7132 7133 AsecInstallArgs(String fullCodePath, String fullResourcePath, String nativeLibraryPath, 7134 boolean isExternal, boolean isForwardLocked) { 7135 super(null, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 7136 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7137 null, null, null); 7138 // Extract cid from fullCodePath 7139 int eidx = fullCodePath.lastIndexOf("/"); 7140 String subStr1 = fullCodePath.substring(0, eidx); 7141 int sidx = subStr1.lastIndexOf("/"); 7142 cid = subStr1.substring(sidx+1, eidx); 7143 setCachePath(subStr1); 7144 } 7145 7146 AsecInstallArgs(String cid, boolean isForwardLocked) { 7147 super(null, null, (isAsecExternal(cid) ? PackageManager.INSTALL_EXTERNAL : 0) 7148 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7149 null, null, null); 7150 this.cid = cid; 7151 setCachePath(PackageHelper.getSdDir(cid)); 7152 } 7153 7154 AsecInstallArgs(Uri packageURI, String cid, boolean isExternal, boolean isForwardLocked) { 7155 super(packageURI, null, (isExternal ? PackageManager.INSTALL_EXTERNAL : 0) 7156 | (isForwardLocked ? PackageManager.INSTALL_FORWARD_LOCK : 0), 7157 null, null, null); 7158 this.cid = cid; 7159 } 7160 7161 void createCopyFile() { 7162 cid = getTempContainerId(); 7163 } 7164 7165 boolean checkFreeStorage(IMediaContainerService imcs) throws RemoteException { 7166 try { 7167 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7168 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7169 return imcs.checkExternalFreeStorage(packageURI, isFwdLocked()); 7170 } finally { 7171 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7172 } 7173 } 7174 7175 private final boolean isExternal() { 7176 return (flags & PackageManager.INSTALL_EXTERNAL) != 0; 7177 } 7178 7179 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 7180 if (temp) { 7181 createCopyFile(); 7182 } else { 7183 /* 7184 * Pre-emptively destroy the container since it's destroyed if 7185 * copying fails due to it existing anyway. 7186 */ 7187 PackageHelper.destroySdDir(cid); 7188 } 7189 7190 final String newCachePath; 7191 try { 7192 mContext.grantUriPermission(DEFAULT_CONTAINER_PACKAGE, packageURI, 7193 Intent.FLAG_GRANT_READ_URI_PERMISSION); 7194 newCachePath = imcs.copyResourceToContainer(packageURI, cid, getEncryptKey(), 7195 RES_FILE_NAME, PUBLIC_RES_FILE_NAME, isExternal(), isFwdLocked()); 7196 } finally { 7197 mContext.revokeUriPermission(packageURI, Intent.FLAG_GRANT_READ_URI_PERMISSION); 7198 } 7199 7200 if (newCachePath != null) { 7201 setCachePath(newCachePath); 7202 return PackageManager.INSTALL_SUCCEEDED; 7203 } else { 7204 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7205 } 7206 } 7207 7208 @Override 7209 String getCodePath() { 7210 return packagePath; 7211 } 7212 7213 @Override 7214 String getResourcePath() { 7215 return resourcePath; 7216 } 7217 7218 @Override 7219 String getNativeLibraryPath() { 7220 return libraryPath; 7221 } 7222 7223 int doPreInstall(int status) { 7224 if (status != PackageManager.INSTALL_SUCCEEDED) { 7225 // Destroy container 7226 PackageHelper.destroySdDir(cid); 7227 } else { 7228 boolean mounted = PackageHelper.isContainerMounted(cid); 7229 if (!mounted) { 7230 String newCachePath = PackageHelper.mountSdDir(cid, getEncryptKey(), 7231 Process.SYSTEM_UID); 7232 if (newCachePath != null) { 7233 setCachePath(newCachePath); 7234 } else { 7235 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7236 } 7237 } 7238 } 7239 return status; 7240 } 7241 7242 boolean doRename(int status, final String pkgName, 7243 String oldCodePath) { 7244 String newCacheId = getNextCodePath(oldCodePath, pkgName, "/" + RES_FILE_NAME); 7245 String newCachePath = null; 7246 if (PackageHelper.isContainerMounted(cid)) { 7247 // Unmount the container 7248 if (!PackageHelper.unMountSdDir(cid)) { 7249 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 7250 return false; 7251 } 7252 } 7253 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7254 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 7255 " which might be stale. Will try to clean up."); 7256 // Clean up the stale container and proceed to recreate. 7257 if (!PackageHelper.destroySdDir(newCacheId)) { 7258 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 7259 return false; 7260 } 7261 // Successfully cleaned up stale container. Try to rename again. 7262 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 7263 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 7264 + " inspite of cleaning it up."); 7265 return false; 7266 } 7267 } 7268 if (!PackageHelper.isContainerMounted(newCacheId)) { 7269 Slog.w(TAG, "Mounting container " + newCacheId); 7270 newCachePath = PackageHelper.mountSdDir(newCacheId, 7271 getEncryptKey(), Process.SYSTEM_UID); 7272 } else { 7273 newCachePath = PackageHelper.getSdDir(newCacheId); 7274 } 7275 if (newCachePath == null) { 7276 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 7277 return false; 7278 } 7279 Log.i(TAG, "Succesfully renamed " + cid + 7280 " to " + newCacheId + 7281 " at new path: " + newCachePath); 7282 cid = newCacheId; 7283 setCachePath(newCachePath); 7284 return true; 7285 } 7286 7287 private void setCachePath(String newCachePath) { 7288 File cachePath = new File(newCachePath); 7289 libraryPath = new File(cachePath, LIB_DIR_NAME).getPath(); 7290 packagePath = new File(cachePath, RES_FILE_NAME).getPath(); 7291 7292 if (isFwdLocked()) { 7293 resourcePath = new File(cachePath, PUBLIC_RES_FILE_NAME).getPath(); 7294 } else { 7295 resourcePath = packagePath; 7296 } 7297 } 7298 7299 int doPostInstall(int status, int uid) { 7300 if (status != PackageManager.INSTALL_SUCCEEDED) { 7301 cleanUp(); 7302 } else { 7303 final int groupOwner; 7304 final String protectedFile; 7305 if (isFwdLocked()) { 7306 groupOwner = UserHandle.getSharedAppGid(uid); 7307 protectedFile = RES_FILE_NAME; 7308 } else { 7309 groupOwner = -1; 7310 protectedFile = null; 7311 } 7312 7313 if (uid < Process.FIRST_APPLICATION_UID 7314 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 7315 Slog.e(TAG, "Failed to finalize " + cid); 7316 PackageHelper.destroySdDir(cid); 7317 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7318 } 7319 7320 boolean mounted = PackageHelper.isContainerMounted(cid); 7321 if (!mounted) { 7322 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 7323 } 7324 } 7325 return status; 7326 } 7327 7328 private void cleanUp() { 7329 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 7330 7331 // Destroy secure container 7332 PackageHelper.destroySdDir(cid); 7333 } 7334 7335 void cleanUpResourcesLI() { 7336 String sourceFile = getCodePath(); 7337 // Remove dex file 7338 int retCode = mInstaller.rmdex(sourceFile); 7339 if (retCode < 0) { 7340 Slog.w(TAG, "Couldn't remove dex file for package: " 7341 + " at location " 7342 + sourceFile.toString() + ", retcode=" + retCode); 7343 // we don't consider this to be a failure of the core package deletion 7344 } 7345 cleanUp(); 7346 } 7347 7348 boolean matchContainer(String app) { 7349 if (cid.startsWith(app)) { 7350 return true; 7351 } 7352 return false; 7353 } 7354 7355 String getPackageName() { 7356 return getAsecPackageName(cid); 7357 } 7358 7359 boolean doPostDeleteLI(boolean delete) { 7360 boolean ret = false; 7361 boolean mounted = PackageHelper.isContainerMounted(cid); 7362 if (mounted) { 7363 // Unmount first 7364 ret = PackageHelper.unMountSdDir(cid); 7365 } 7366 if (ret && delete) { 7367 cleanUpResourcesLI(); 7368 } 7369 return ret; 7370 } 7371 7372 @Override 7373 int doPreCopy() { 7374 if (isFwdLocked()) { 7375 if (!PackageHelper.fixSdPermissions(cid, 7376 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 7377 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7378 } 7379 } 7380 7381 return PackageManager.INSTALL_SUCCEEDED; 7382 } 7383 7384 @Override 7385 int doPostCopy(int uid) { 7386 if (isFwdLocked()) { 7387 if (uid < Process.FIRST_APPLICATION_UID 7388 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 7389 RES_FILE_NAME)) { 7390 Slog.e(TAG, "Failed to finalize " + cid); 7391 PackageHelper.destroySdDir(cid); 7392 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 7393 } 7394 } 7395 7396 return PackageManager.INSTALL_SUCCEEDED; 7397 } 7398 }; 7399 7400 static String getAsecPackageName(String packageCid) { 7401 int idx = packageCid.lastIndexOf("-"); 7402 if (idx == -1) { 7403 return packageCid; 7404 } 7405 return packageCid.substring(0, idx); 7406 } 7407 7408 // Utility method used to create code paths based on package name and available index. 7409 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 7410 String idxStr = ""; 7411 int idx = 1; 7412 // Fall back to default value of idx=1 if prefix is not 7413 // part of oldCodePath 7414 if (oldCodePath != null) { 7415 String subStr = oldCodePath; 7416 // Drop the suffix right away 7417 if (subStr.endsWith(suffix)) { 7418 subStr = subStr.substring(0, subStr.length() - suffix.length()); 7419 } 7420 // If oldCodePath already contains prefix find out the 7421 // ending index to either increment or decrement. 7422 int sidx = subStr.lastIndexOf(prefix); 7423 if (sidx != -1) { 7424 subStr = subStr.substring(sidx + prefix.length()); 7425 if (subStr != null) { 7426 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 7427 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 7428 } 7429 try { 7430 idx = Integer.parseInt(subStr); 7431 if (idx <= 1) { 7432 idx++; 7433 } else { 7434 idx--; 7435 } 7436 } catch(NumberFormatException e) { 7437 } 7438 } 7439 } 7440 } 7441 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 7442 return prefix + idxStr; 7443 } 7444 7445 // Utility method used to ignore ADD/REMOVE events 7446 // by directory observer. 7447 private static boolean ignoreCodePath(String fullPathStr) { 7448 String apkName = getApkName(fullPathStr); 7449 int idx = apkName.lastIndexOf(INSTALL_PACKAGE_SUFFIX); 7450 if (idx != -1 && ((idx+1) < apkName.length())) { 7451 // Make sure the package ends with a numeral 7452 String version = apkName.substring(idx+1); 7453 try { 7454 Integer.parseInt(version); 7455 return true; 7456 } catch (NumberFormatException e) {} 7457 } 7458 return false; 7459 } 7460 7461 // Utility method that returns the relative package path with respect 7462 // to the installation directory. Like say for /data/data/com.test-1.apk 7463 // string com.test-1 is returned. 7464 static String getApkName(String codePath) { 7465 if (codePath == null) { 7466 return null; 7467 } 7468 int sidx = codePath.lastIndexOf("/"); 7469 int eidx = codePath.lastIndexOf("."); 7470 if (eidx == -1) { 7471 eidx = codePath.length(); 7472 } else if (eidx == 0) { 7473 Slog.w(TAG, " Invalid code path, "+ codePath + " Not a valid apk name"); 7474 return null; 7475 } 7476 return codePath.substring(sidx+1, eidx); 7477 } 7478 7479 class PackageInstalledInfo { 7480 String name; 7481 int uid; 7482 // The set of users that originally had this package installed. 7483 int[] origUsers; 7484 // The set of users that now have this package installed. 7485 int[] newUsers; 7486 PackageParser.Package pkg; 7487 int returnCode; 7488 PackageRemovedInfo removedInfo; 7489 } 7490 7491 /* 7492 * Install a non-existing package. 7493 */ 7494 private void installNewPackageLI(PackageParser.Package pkg, 7495 int parseFlags, int scanMode, UserHandle user, 7496 String installerPackageName, PackageInstalledInfo res) { 7497 // Remember this for later, in case we need to rollback this install 7498 String pkgName = pkg.packageName; 7499 7500 boolean dataDirExists = getDataPathForPackage(pkg.packageName, 0).exists(); 7501 synchronized(mPackages) { 7502 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 7503 // A package with the same name is already installed, though 7504 // it has been renamed to an older name. The package we 7505 // are trying to install should be installed as an update to 7506 // the existing one, but that has not been requested, so bail. 7507 Slog.w(TAG, "Attempt to re-install " + pkgName 7508 + " without first uninstalling package running as " 7509 + mSettings.mRenamedPackages.get(pkgName)); 7510 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7511 return; 7512 } 7513 if (mPackages.containsKey(pkgName) || mAppDirs.containsKey(pkg.mPath)) { 7514 // Don't allow installation over an existing package with the same name. 7515 Slog.w(TAG, "Attempt to re-install " + pkgName 7516 + " without first uninstalling."); 7517 res.returnCode = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 7518 return; 7519 } 7520 } 7521 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7522 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanMode, 7523 System.currentTimeMillis(), user); 7524 if (newPackage == null) { 7525 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7526 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7527 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7528 } 7529 } else { 7530 updateSettingsLI(newPackage, 7531 installerPackageName, 7532 res); 7533 // delete the partially installed application. the data directory will have to be 7534 // restored if it was already existing 7535 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7536 // remove package from internal structures. Note that we want deletePackageX to 7537 // delete the package data and cache directories that it created in 7538 // scanPackageLocked, unless those directories existed before we even tried to 7539 // install. 7540 deletePackageLI(pkgName, UserHandle.ALL, false, 7541 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 7542 res.removedInfo, true); 7543 } 7544 } 7545 } 7546 7547 private void replacePackageLI(PackageParser.Package pkg, 7548 int parseFlags, int scanMode, UserHandle user, 7549 String installerPackageName, PackageInstalledInfo res) { 7550 7551 PackageParser.Package oldPackage; 7552 String pkgName = pkg.packageName; 7553 // First find the old package info and check signatures 7554 synchronized(mPackages) { 7555 oldPackage = mPackages.get(pkgName); 7556 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 7557 != PackageManager.SIGNATURE_MATCH) { 7558 Slog.w(TAG, "New package has a different signature: " + pkgName); 7559 res.returnCode = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 7560 return; 7561 } 7562 } 7563 boolean sysPkg = (isSystemApp(oldPackage)); 7564 if (sysPkg) { 7565 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7566 user, installerPackageName, res); 7567 } else { 7568 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanMode, 7569 user, installerPackageName, res); 7570 } 7571 } 7572 7573 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 7574 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7575 String installerPackageName, PackageInstalledInfo res) { 7576 PackageParser.Package newPackage = null; 7577 String pkgName = deletedPackage.packageName; 7578 boolean deletedPkg = true; 7579 boolean updatedSettings = false; 7580 7581 long origUpdateTime; 7582 if (pkg.mExtras != null) { 7583 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 7584 } else { 7585 origUpdateTime = 0; 7586 } 7587 7588 // First delete the existing package while retaining the data directory 7589 if (!deletePackageLI(pkgName, null, true, PackageManager.DELETE_KEEP_DATA, 7590 res.removedInfo, true)) { 7591 // If the existing package wasn't successfully deleted 7592 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7593 deletedPkg = false; 7594 } else { 7595 // Successfully deleted the old package. Now proceed with re-installation 7596 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7597 newPackage = scanPackageLI(pkg, parseFlags, scanMode | SCAN_UPDATE_TIME, 7598 System.currentTimeMillis(), user); 7599 if (newPackage == null) { 7600 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7601 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7602 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7603 } 7604 } else { 7605 updateSettingsLI(newPackage, 7606 installerPackageName, 7607 res); 7608 updatedSettings = true; 7609 } 7610 } 7611 7612 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7613 // remove package from internal structures. Note that we want deletePackageX to 7614 // delete the package data and cache directories that it created in 7615 // scanPackageLocked, unless those directories existed before we even tried to 7616 // install. 7617 if(updatedSettings) { 7618 deletePackageLI( 7619 pkgName, null, true, 7620 PackageManager.DELETE_KEEP_DATA, 7621 res.removedInfo, true); 7622 } 7623 // Since we failed to install the new package we need to restore the old 7624 // package that we deleted. 7625 if(deletedPkg) { 7626 File restoreFile = new File(deletedPackage.mPath); 7627 // Parse old package 7628 boolean oldOnSd = isExternal(deletedPackage); 7629 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 7630 (isForwardLocked(deletedPackage) ? PackageParser.PARSE_FORWARD_LOCK : 0) | 7631 (oldOnSd ? PackageParser.PARSE_ON_SDCARD : 0); 7632 int oldScanMode = (oldOnSd ? 0 : SCAN_MONITOR) | SCAN_UPDATE_SIGNATURE 7633 | SCAN_UPDATE_TIME; 7634 if (scanPackageLI(restoreFile, oldParseFlags, oldScanMode, 7635 origUpdateTime, null) == null) { 7636 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade"); 7637 return; 7638 } 7639 // Restore of old package succeeded. Update permissions. 7640 // writer 7641 synchronized (mPackages) { 7642 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 7643 UPDATE_PERMISSIONS_ALL); 7644 // can downgrade to reader 7645 mSettings.writeLPr(); 7646 } 7647 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 7648 } 7649 } 7650 } 7651 7652 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 7653 PackageParser.Package pkg, int parseFlags, int scanMode, UserHandle user, 7654 String installerPackageName, PackageInstalledInfo res) { 7655 PackageParser.Package newPackage = null; 7656 boolean updatedSettings = false; 7657 parseFlags |= PackageManager.INSTALL_REPLACE_EXISTING | 7658 PackageParser.PARSE_IS_SYSTEM; 7659 String packageName = deletedPackage.packageName; 7660 res.returnCode = PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 7661 if (packageName == null) { 7662 Slog.w(TAG, "Attempt to delete null packageName."); 7663 return; 7664 } 7665 PackageParser.Package oldPkg; 7666 PackageSetting oldPkgSetting; 7667 // reader 7668 synchronized (mPackages) { 7669 oldPkg = mPackages.get(packageName); 7670 oldPkgSetting = mSettings.mPackages.get(packageName); 7671 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 7672 (oldPkgSetting == null)) { 7673 Slog.w(TAG, "Couldn't find package:"+packageName+" information"); 7674 return; 7675 } 7676 } 7677 7678 killApplication(packageName, oldPkg.applicationInfo.uid); 7679 7680 res.removedInfo.uid = oldPkg.applicationInfo.uid; 7681 res.removedInfo.removedPackage = packageName; 7682 // Remove existing system package 7683 removePackageLI(oldPkgSetting, true); 7684 // writer 7685 synchronized (mPackages) { 7686 if (!mSettings.disableSystemPackageLPw(packageName) && deletedPackage != null) { 7687 // We didn't need to disable the .apk as a current system package, 7688 // which means we are replacing another update that is already 7689 // installed. We need to make sure to delete the older one's .apk. 7690 res.removedInfo.args = createInstallArgs(0, 7691 deletedPackage.applicationInfo.sourceDir, 7692 deletedPackage.applicationInfo.publicSourceDir, 7693 deletedPackage.applicationInfo.nativeLibraryDir); 7694 } else { 7695 res.removedInfo.args = null; 7696 } 7697 } 7698 7699 // Successfully disabled the old package. Now proceed with re-installation 7700 mLastScanError = PackageManager.INSTALL_SUCCEEDED; 7701 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7702 newPackage = scanPackageLI(pkg, parseFlags, scanMode, 0, user); 7703 if (newPackage == null) { 7704 Slog.w(TAG, "Package couldn't be installed in " + pkg.mPath); 7705 if ((res.returnCode=mLastScanError) == PackageManager.INSTALL_SUCCEEDED) { 7706 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_APK; 7707 } 7708 } else { 7709 if (newPackage.mExtras != null) { 7710 final PackageSetting newPkgSetting = (PackageSetting)newPackage.mExtras; 7711 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 7712 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 7713 } 7714 updateSettingsLI(newPackage, installerPackageName, res); 7715 updatedSettings = true; 7716 } 7717 7718 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 7719 // Re installation failed. Restore old information 7720 // Remove new pkg information 7721 if (newPackage != null) { 7722 removeInstalledPackageLI(newPackage, true); 7723 } 7724 // Add back the old system package 7725 scanPackageLI(oldPkg, parseFlags, SCAN_MONITOR | SCAN_UPDATE_SIGNATURE, 0, user); 7726 // Restore the old system information in Settings 7727 synchronized(mPackages) { 7728 if (updatedSettings) { 7729 mSettings.enableSystemPackageLPw(packageName); 7730 mSettings.setInstallerPackageName(packageName, 7731 oldPkgSetting.installerPackageName); 7732 } 7733 mSettings.writeLPr(); 7734 } 7735 } 7736 } 7737 7738 // Utility method used to move dex files during install. 7739 private int moveDexFilesLI(PackageParser.Package newPackage) { 7740 int retCode; 7741 if ((newPackage.applicationInfo.flags&ApplicationInfo.FLAG_HAS_CODE) != 0) { 7742 retCode = mInstaller.movedex(newPackage.mScanPath, newPackage.mPath); 7743 if (retCode != 0) { 7744 if (mNoDexOpt) { 7745 /* 7746 * If we're in an engineering build, programs are lazily run 7747 * through dexopt. If the .dex file doesn't exist yet, it 7748 * will be created when the program is run next. 7749 */ 7750 Slog.i(TAG, "dex file doesn't exist, skipping move: " + newPackage.mPath); 7751 } else { 7752 Slog.e(TAG, "Couldn't rename dex file: " + newPackage.mPath); 7753 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7754 } 7755 } 7756 } 7757 return PackageManager.INSTALL_SUCCEEDED; 7758 } 7759 7760 private void updateSettingsLI(PackageParser.Package newPackage, 7761 String installerPackageName, PackageInstalledInfo res) { 7762 String pkgName = newPackage.packageName; 7763 synchronized (mPackages) { 7764 //write settings. the installStatus will be incomplete at this stage. 7765 //note that the new package setting would have already been 7766 //added to mPackages. It hasn't been persisted yet. 7767 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 7768 mSettings.writeLPr(); 7769 } 7770 7771 if ((res.returnCode = moveDexFilesLI(newPackage)) 7772 != PackageManager.INSTALL_SUCCEEDED) { 7773 // Discontinue if moving dex files failed. 7774 return; 7775 } 7776 7777 Log.d(TAG, "New package installed in " + newPackage.mPath); 7778 7779 synchronized (mPackages) { 7780 updatePermissionsLPw(newPackage.packageName, newPackage, 7781 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 7782 ? UPDATE_PERMISSIONS_ALL : 0)); 7783 res.name = pkgName; 7784 res.uid = newPackage.applicationInfo.uid; 7785 res.pkg = newPackage; 7786 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 7787 mSettings.setInstallerPackageName(pkgName, installerPackageName); 7788 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7789 //to update install status 7790 mSettings.writeLPr(); 7791 } 7792 } 7793 7794 private void installPackageLI(InstallArgs args, 7795 boolean newInstall, PackageInstalledInfo res) { 7796 int pFlags = args.flags; 7797 String installerPackageName = args.installerPackageName; 7798 File tmpPackageFile = new File(args.getCodePath()); 7799 boolean forwardLocked = ((pFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 7800 boolean onSd = ((pFlags & PackageManager.INSTALL_EXTERNAL) != 0); 7801 boolean replace = false; 7802 int scanMode = (onSd ? 0 : SCAN_MONITOR) | SCAN_FORCE_DEX | SCAN_UPDATE_SIGNATURE 7803 | (newInstall ? SCAN_NEW_INSTALL : 0); 7804 // Result object to be returned 7805 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 7806 7807 // Retrieve PackageSettings and parse package 7808 int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 7809 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 7810 | (onSd ? PackageParser.PARSE_ON_SDCARD : 0); 7811 PackageParser pp = new PackageParser(tmpPackageFile.getPath()); 7812 pp.setSeparateProcesses(mSeparateProcesses); 7813 final PackageParser.Package pkg = pp.parsePackage(tmpPackageFile, 7814 null, mMetrics, parseFlags); 7815 if (pkg == null) { 7816 res.returnCode = pp.getParseError(); 7817 return; 7818 } 7819 String pkgName = res.name = pkg.packageName; 7820 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 7821 if ((pFlags&PackageManager.INSTALL_ALLOW_TEST) == 0) { 7822 res.returnCode = PackageManager.INSTALL_FAILED_TEST_ONLY; 7823 return; 7824 } 7825 } 7826 if (GET_CERTIFICATES && !pp.collectCertificates(pkg, parseFlags)) { 7827 res.returnCode = pp.getParseError(); 7828 return; 7829 } 7830 7831 /* If the installer passed in a manifest digest, compare it now. */ 7832 if (args.manifestDigest != null) { 7833 if (DEBUG_INSTALL) { 7834 final String parsedManifest = pkg.manifestDigest == null ? "null" 7835 : pkg.manifestDigest.toString(); 7836 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 7837 + parsedManifest); 7838 } 7839 7840 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 7841 res.returnCode = PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 7842 return; 7843 } 7844 } else if (DEBUG_INSTALL) { 7845 final String parsedManifest = pkg.manifestDigest == null 7846 ? "null" : pkg.manifestDigest.toString(); 7847 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 7848 } 7849 7850 // Get rid of all references to package scan path via parser. 7851 pp = null; 7852 String oldCodePath = null; 7853 boolean systemApp = false; 7854 synchronized (mPackages) { 7855 // Check if installing already existing package 7856 if ((pFlags&PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 7857 String oldName = mSettings.mRenamedPackages.get(pkgName); 7858 if (pkg.mOriginalPackages != null 7859 && pkg.mOriginalPackages.contains(oldName) 7860 && mPackages.containsKey(oldName)) { 7861 // This package is derived from an original package, 7862 // and this device has been updating from that original 7863 // name. We must continue using the original name, so 7864 // rename the new package here. 7865 pkg.setPackageName(oldName); 7866 pkgName = pkg.packageName; 7867 replace = true; 7868 } else if (mPackages.containsKey(pkgName)) { 7869 // This package, under its official name, already exists 7870 // on the device; we should replace it. 7871 replace = true; 7872 } 7873 } 7874 PackageSetting ps = mSettings.mPackages.get(pkgName); 7875 if (ps != null) { 7876 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 7877 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7878 systemApp = (ps.pkg.applicationInfo.flags & 7879 ApplicationInfo.FLAG_SYSTEM) != 0; 7880 } 7881 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7882 } 7883 } 7884 7885 if (systemApp && onSd) { 7886 // Disable updates to system apps on sdcard 7887 Slog.w(TAG, "Cannot install updates to system apps on sdcard"); 7888 res.returnCode = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 7889 return; 7890 } 7891 7892 if (!args.doRename(res.returnCode, pkgName, oldCodePath)) { 7893 res.returnCode = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 7894 return; 7895 } 7896 // Set application objects path explicitly after the rename 7897 setApplicationInfoPaths(pkg, args.getCodePath(), args.getResourcePath()); 7898 pkg.applicationInfo.nativeLibraryDir = args.getNativeLibraryPath(); 7899 if (replace) { 7900 replacePackageLI(pkg, parseFlags, scanMode, args.user, 7901 installerPackageName, res); 7902 } else { 7903 installNewPackageLI(pkg, parseFlags, scanMode, args.user, 7904 installerPackageName, res); 7905 } 7906 synchronized (mPackages) { 7907 final PackageSetting ps = mSettings.mPackages.get(pkgName); 7908 if (ps != null) { 7909 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 7910 } 7911 } 7912 } 7913 7914 private static boolean isForwardLocked(PackageParser.Package pkg) { 7915 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7916 } 7917 7918 7919 private boolean isForwardLocked(PackageSetting ps) { 7920 return (ps.pkgFlags & ApplicationInfo.FLAG_FORWARD_LOCK) != 0; 7921 } 7922 7923 private static boolean isExternal(PackageParser.Package pkg) { 7924 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7925 } 7926 7927 private static boolean isExternal(PackageSetting ps) { 7928 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 7929 } 7930 7931 private static boolean isSystemApp(PackageParser.Package pkg) { 7932 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7933 } 7934 7935 private static boolean isSystemApp(ApplicationInfo info) { 7936 return (info.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 7937 } 7938 7939 private static boolean isSystemApp(PackageSetting ps) { 7940 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 7941 } 7942 7943 private static boolean isUpdatedSystemApp(PackageParser.Package pkg) { 7944 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 7945 } 7946 7947 private int packageFlagsToInstallFlags(PackageSetting ps) { 7948 int installFlags = 0; 7949 if (isExternal(ps)) { 7950 installFlags |= PackageManager.INSTALL_EXTERNAL; 7951 } 7952 if (isForwardLocked(ps)) { 7953 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 7954 } 7955 return installFlags; 7956 } 7957 7958 private void deleteTempPackageFiles() { 7959 final FilenameFilter filter = new FilenameFilter() { 7960 public boolean accept(File dir, String name) { 7961 return name.startsWith("vmdl") && name.endsWith(".tmp"); 7962 } 7963 }; 7964 deleteTempPackageFilesInDirectory(mAppInstallDir, filter); 7965 deleteTempPackageFilesInDirectory(mDrmAppPrivateInstallDir, filter); 7966 } 7967 7968 private static final void deleteTempPackageFilesInDirectory(File directory, 7969 FilenameFilter filter) { 7970 final String[] tmpFilesList = directory.list(filter); 7971 if (tmpFilesList == null) { 7972 return; 7973 } 7974 for (int i = 0; i < tmpFilesList.length; i++) { 7975 final File tmpFile = new File(directory, tmpFilesList[i]); 7976 tmpFile.delete(); 7977 } 7978 } 7979 7980 private File createTempPackageFile(File installDir) { 7981 File tmpPackageFile; 7982 try { 7983 tmpPackageFile = File.createTempFile("vmdl", ".tmp", installDir); 7984 } catch (IOException e) { 7985 Slog.e(TAG, "Couldn't create temp file for downloaded package file."); 7986 return null; 7987 } 7988 try { 7989 FileUtils.setPermissions( 7990 tmpPackageFile.getCanonicalPath(), FileUtils.S_IRUSR|FileUtils.S_IWUSR, 7991 -1, -1); 7992 if (!SELinux.restorecon(tmpPackageFile)) { 7993 return null; 7994 } 7995 } catch (IOException e) { 7996 Slog.e(TAG, "Trouble getting the canoncical path for a temp file."); 7997 return null; 7998 } 7999 return tmpPackageFile; 8000 } 8001 8002 public void deletePackage(final String packageName, 8003 final IPackageDeleteObserver observer, 8004 final int flags) { 8005 mContext.enforceCallingOrSelfPermission( 8006 android.Manifest.permission.DELETE_PACKAGES, null); 8007 // Queue up an async operation since the package deletion may take a little while. 8008 final int uid = Binder.getCallingUid(); 8009 mHandler.post(new Runnable() { 8010 public void run() { 8011 mHandler.removeCallbacks(this); 8012 final int returnCode = deletePackageX(packageName, uid, flags); 8013 if (observer != null) { 8014 try { 8015 observer.packageDeleted(packageName, returnCode); 8016 } catch (RemoteException e) { 8017 Log.i(TAG, "Observer no longer exists."); 8018 } //end catch 8019 } //end if 8020 } //end run 8021 }); 8022 } 8023 8024 /** 8025 * This method is an internal method that could be get invoked either 8026 * to delete an installed package or to clean up a failed installation. 8027 * After deleting an installed package, a broadcast is sent to notify any 8028 * listeners that the package has been installed. For cleaning up a failed 8029 * installation, the broadcast is not necessary since the package's 8030 * installation wouldn't have sent the initial broadcast either 8031 * The key steps in deleting a package are 8032 * deleting the package information in internal structures like mPackages, 8033 * deleting the packages base directories through installd 8034 * updating mSettings to reflect current status 8035 * persisting settings for later use 8036 * sending a broadcast if necessary 8037 */ 8038 private int deletePackageX(String packageName, int uid, int flags) { 8039 final PackageRemovedInfo info = new PackageRemovedInfo(); 8040 final boolean res; 8041 8042 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 8043 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 8044 try { 8045 if (dpm != null && dpm.packageHasActiveAdmins(packageName, UserHandle.getUserId(uid))) { 8046 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 8047 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 8048 } 8049 } catch (RemoteException e) { 8050 } 8051 8052 boolean removedForAllUsers = false; 8053 boolean systemUpdate = false; 8054 synchronized (mInstallLock) { 8055 res = deletePackageLI(packageName, 8056 (flags & PackageManager.DELETE_ALL_USERS) != 0 8057 ? UserHandle.ALL : new UserHandle(UserHandle.getUserId(uid)), 8058 true, flags | REMOVE_CHATTY, info, true); 8059 systemUpdate = info.isRemovedPackageSystemUpdate; 8060 if (res && !systemUpdate && mPackages.get(packageName) == null) { 8061 removedForAllUsers = true; 8062 } 8063 } 8064 8065 if (res) { 8066 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 8067 8068 // If the removed package was a system update, the old system package 8069 // was re-enabled; we need to broadcast this information 8070 if (systemUpdate) { 8071 Bundle extras = new Bundle(1); 8072 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 8073 ? info.removedAppId : info.uid); 8074 extras.putBoolean(Intent.EXTRA_REPLACING, true); 8075 8076 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 8077 extras, null, null, null); 8078 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 8079 extras, null, null, null); 8080 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 8081 null, packageName, null, null); 8082 } 8083 } 8084 // Force a gc here. 8085 Runtime.getRuntime().gc(); 8086 // Delete the resources here after sending the broadcast to let 8087 // other processes clean up before deleting resources. 8088 if (info.args != null) { 8089 synchronized (mInstallLock) { 8090 info.args.doPostDeleteLI(true); 8091 } 8092 } 8093 8094 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 8095 } 8096 8097 static class PackageRemovedInfo { 8098 String removedPackage; 8099 int uid = -1; 8100 int removedAppId = -1; 8101 int[] removedUsers = null; 8102 boolean isRemovedPackageSystemUpdate = false; 8103 // Clean up resources deleted packages. 8104 InstallArgs args = null; 8105 8106 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 8107 Bundle extras = new Bundle(1); 8108 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 8109 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 8110 if (replacing) { 8111 extras.putBoolean(Intent.EXTRA_REPLACING, true); 8112 } 8113 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 8114 if (removedPackage != null) { 8115 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 8116 extras, null, null, removedUsers); 8117 if (fullRemove && !replacing) { 8118 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 8119 extras, null, null, removedUsers); 8120 } 8121 } 8122 if (removedAppId >= 0) { 8123 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 8124 removedUsers); 8125 } 8126 } 8127 } 8128 8129 /* 8130 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 8131 * flag is not set, the data directory is removed as well. 8132 * make sure this flag is set for partially installed apps. If not its meaningless to 8133 * delete a partially installed application. 8134 */ 8135 private void removePackageDataLI(PackageSetting ps, PackageRemovedInfo outInfo, 8136 int flags, boolean writeSettings) { 8137 String packageName = ps.name; 8138 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 8139 // Retrieve object to delete permissions for shared user later on 8140 final PackageSetting deletedPs; 8141 // reader 8142 synchronized (mPackages) { 8143 deletedPs = mSettings.mPackages.get(packageName); 8144 if (outInfo != null) { 8145 outInfo.removedPackage = packageName; 8146 outInfo.removedUsers = deletedPs != null 8147 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 8148 : null; 8149 } 8150 } 8151 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 8152 removeDataDirsLI(packageName); 8153 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 8154 } 8155 // writer 8156 synchronized (mPackages) { 8157 if (deletedPs != null) { 8158 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 8159 if (outInfo != null) { 8160 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 8161 } 8162 if (deletedPs != null) { 8163 updatePermissionsLPw(deletedPs.name, null, 0); 8164 if (deletedPs.sharedUser != null) { 8165 // remove permissions associated with package 8166 mSettings.updateSharedUserPermsLPw(deletedPs, mGlobalGids); 8167 } 8168 } 8169 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 8170 } 8171 } 8172 // can downgrade to reader 8173 if (writeSettings) { 8174 // Save settings now 8175 mSettings.writeLPr(); 8176 } 8177 } 8178 } 8179 8180 /* 8181 * Tries to delete system package. 8182 */ 8183 private boolean deleteSystemPackageLI(PackageSetting newPs, 8184 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 8185 PackageSetting disabledPs = null; 8186 // Confirm if the system package has been updated 8187 // An updated system app can be deleted. This will also have to restore 8188 // the system pkg from system partition 8189 // reader 8190 synchronized (mPackages) { 8191 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 8192 } 8193 if (disabledPs == null) { 8194 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 8195 return false; 8196 } else { 8197 Log.i(TAG, "Deleting system pkg from data partition"); 8198 } 8199 // Delete the updated package 8200 outInfo.isRemovedPackageSystemUpdate = true; 8201 if (disabledPs.versionCode < newPs.versionCode) { 8202 // Delete data for downgrades 8203 flags &= ~PackageManager.DELETE_KEEP_DATA; 8204 } else { 8205 // Preserve data by setting flag 8206 flags |= PackageManager.DELETE_KEEP_DATA; 8207 } 8208 boolean ret = deleteInstalledPackageLI(newPs, true, flags, outInfo, 8209 writeSettings); 8210 if (!ret) { 8211 return false; 8212 } 8213 // writer 8214 synchronized (mPackages) { 8215 // Reinstate the old system package 8216 mSettings.enableSystemPackageLPw(newPs.name); 8217 // Remove any native libraries from the upgraded package. 8218 NativeLibraryHelper.removeNativeBinariesLI(newPs.nativeLibraryPathString); 8219 } 8220 // Install the system package 8221 PackageParser.Package newPkg = scanPackageLI(disabledPs.codePath, 8222 PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM, 8223 SCAN_MONITOR | SCAN_NO_PATHS, 0, null); 8224 8225 if (newPkg == null) { 8226 Slog.w(TAG, "Failed to restore system package:" + newPs.name 8227 + " with error:" + mLastScanError); 8228 return false; 8229 } 8230 // writer 8231 synchronized (mPackages) { 8232 updatePermissionsLPw(newPkg.packageName, newPkg, 8233 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 8234 // can downgrade to reader here 8235 if (writeSettings) { 8236 mSettings.writeLPr(); 8237 } 8238 } 8239 return true; 8240 } 8241 8242 private boolean deleteInstalledPackageLI(PackageSetting ps, 8243 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8244 boolean writeSettings) { 8245 if (outInfo != null) { 8246 outInfo.uid = ps.appId; 8247 } 8248 8249 // Delete package data from internal structures and also remove data if flag is set 8250 removePackageDataLI(ps, outInfo, flags, writeSettings); 8251 8252 // Delete application code and resources 8253 if (deleteCodeAndResources) { 8254 outInfo.args = createInstallArgs(packageFlagsToInstallFlags(ps), ps.codePathString, 8255 ps.resourcePathString, ps.nativeLibraryPathString); 8256 } 8257 return true; 8258 } 8259 8260 /* 8261 * This method handles package deletion in general 8262 */ 8263 private boolean deletePackageLI(String packageName, UserHandle user, 8264 boolean deleteCodeAndResources, int flags, PackageRemovedInfo outInfo, 8265 boolean writeSettings) { 8266 if (packageName == null) { 8267 Slog.w(TAG, "Attempt to delete null packageName."); 8268 return false; 8269 } 8270 PackageSetting ps; 8271 boolean dataOnly = false; 8272 int removeUser = -1; 8273 int appId = -1; 8274 synchronized (mPackages) { 8275 ps = mSettings.mPackages.get(packageName); 8276 if (ps == null) { 8277 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 8278 return false; 8279 } 8280 if (!isSystemApp(ps) && user != null 8281 && user.getIdentifier() != UserHandle.USER_ALL) { 8282 // The caller is asking that the package only be deleted for a single 8283 // user. To do this, we just mark its uninstalled state and delete 8284 // its data. 8285 ps.setUserState(user.getIdentifier(), 8286 COMPONENT_ENABLED_STATE_DEFAULT, 8287 false, //installed 8288 true, //stopped 8289 true, //notLaunched 8290 null, null); 8291 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 8292 // Other user still have this package installed, so all 8293 // we need to do is clear this user's data and save that 8294 // it is uninstalled. 8295 removeUser = user.getIdentifier(); 8296 appId = ps.appId; 8297 mSettings.writePackageRestrictionsLPr(removeUser); 8298 } else { 8299 // We need to set it back to 'installed' so the uninstall 8300 // broadcasts will be sent correctly. 8301 ps.setInstalled(true, user.getIdentifier()); 8302 } 8303 } 8304 } 8305 8306 if (removeUser >= 0) { 8307 // From above, we determined that we are deleting this only 8308 // for a single user. Continue the work here. 8309 if (outInfo != null) { 8310 outInfo.removedPackage = packageName; 8311 outInfo.removedAppId = appId; 8312 outInfo.removedUsers = new int[] {removeUser}; 8313 } 8314 mInstaller.clearUserData(packageName, removeUser); 8315 schedulePackageCleaning(packageName, removeUser, false); 8316 return true; 8317 } 8318 8319 if (dataOnly) { 8320 // Delete application data first 8321 removePackageDataLI(ps, outInfo, flags, writeSettings); 8322 return true; 8323 } 8324 boolean ret = false; 8325 if (isSystemApp(ps)) { 8326 Log.i(TAG, "Removing system package:" + ps.name); 8327 // When an updated system application is deleted we delete the existing resources as well and 8328 // fall back to existing code in system partition 8329 ret = deleteSystemPackageLI(ps, flags, outInfo, writeSettings); 8330 } else { 8331 Log.i(TAG, "Removing non-system package:" + ps.name); 8332 // Kill application pre-emptively especially for apps on sd. 8333 killApplication(packageName, ps.appId); 8334 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, outInfo, 8335 writeSettings); 8336 } 8337 return ret; 8338 } 8339 8340 private final class ClearStorageConnection implements ServiceConnection { 8341 IMediaContainerService mContainerService; 8342 8343 @Override 8344 public void onServiceConnected(ComponentName name, IBinder service) { 8345 synchronized (this) { 8346 mContainerService = IMediaContainerService.Stub.asInterface(service); 8347 notifyAll(); 8348 } 8349 } 8350 8351 @Override 8352 public void onServiceDisconnected(ComponentName name) { 8353 } 8354 } 8355 8356 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 8357 final boolean mounted; 8358 if (Environment.isExternalStorageEmulated()) { 8359 mounted = true; 8360 } else { 8361 final String status = Environment.getExternalStorageState(); 8362 8363 mounted = status.equals(Environment.MEDIA_MOUNTED) 8364 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 8365 } 8366 8367 if (!mounted) { 8368 return; 8369 } 8370 8371 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 8372 int[] users; 8373 if (userId == UserHandle.USER_ALL) { 8374 users = sUserManager.getUserIds(); 8375 } else { 8376 users = new int[] { userId }; 8377 } 8378 final ClearStorageConnection conn = new ClearStorageConnection(); 8379 if (mContext.bindService( 8380 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.USER_OWNER)) { 8381 try { 8382 for (int curUser : users) { 8383 long timeout = SystemClock.uptimeMillis() + 5000; 8384 synchronized (conn) { 8385 long now = SystemClock.uptimeMillis(); 8386 while (conn.mContainerService == null && now < timeout) { 8387 try { 8388 conn.wait(timeout - now); 8389 } catch (InterruptedException e) { 8390 } 8391 } 8392 } 8393 if (conn.mContainerService == null) { 8394 return; 8395 } 8396 8397 final UserEnvironment userEnv = new UserEnvironment(curUser); 8398 final File externalCacheDir = userEnv 8399 .getExternalStorageAppCacheDirectory(packageName); 8400 try { 8401 conn.mContainerService.clearDirectory(externalCacheDir.toString()); 8402 } catch (RemoteException e) { 8403 } 8404 if (allData) { 8405 final File externalDataDir = userEnv 8406 .getExternalStorageAppDataDirectory(packageName); 8407 try { 8408 conn.mContainerService.clearDirectory(externalDataDir.toString()); 8409 } catch (RemoteException e) { 8410 } 8411 final File externalMediaDir = userEnv 8412 .getExternalStorageAppMediaDirectory(packageName); 8413 try { 8414 conn.mContainerService.clearDirectory(externalMediaDir.toString()); 8415 } catch (RemoteException e) { 8416 } 8417 } 8418 } 8419 } finally { 8420 mContext.unbindService(conn); 8421 } 8422 } 8423 } 8424 8425 @Override 8426 public void clearApplicationUserData(final String packageName, 8427 final IPackageDataObserver observer, final int userId) { 8428 mContext.enforceCallingOrSelfPermission( 8429 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 8430 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, "clear application data"); 8431 // Queue up an async operation since the package deletion may take a little while. 8432 mHandler.post(new Runnable() { 8433 public void run() { 8434 mHandler.removeCallbacks(this); 8435 final boolean succeeded; 8436 synchronized (mInstallLock) { 8437 succeeded = clearApplicationUserDataLI(packageName, userId); 8438 } 8439 clearExternalStorageDataSync(packageName, userId, true); 8440 if (succeeded) { 8441 // invoke DeviceStorageMonitor's update method to clear any notifications 8442 DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) 8443 ServiceManager.getService(DeviceStorageMonitorService.SERVICE); 8444 if (dsm != null) { 8445 dsm.updateMemory(); 8446 } 8447 } 8448 if(observer != null) { 8449 try { 8450 observer.onRemoveCompleted(packageName, succeeded); 8451 } catch (RemoteException e) { 8452 Log.i(TAG, "Observer no longer exists."); 8453 } 8454 } //end if observer 8455 } //end run 8456 }); 8457 } 8458 8459 private boolean clearApplicationUserDataLI(String packageName, int userId) { 8460 if (packageName == null) { 8461 Slog.w(TAG, "Attempt to delete null packageName."); 8462 return false; 8463 } 8464 PackageParser.Package p; 8465 boolean dataOnly = false; 8466 synchronized (mPackages) { 8467 p = mPackages.get(packageName); 8468 if(p == null) { 8469 dataOnly = true; 8470 PackageSetting ps = mSettings.mPackages.get(packageName); 8471 if((ps == null) || (ps.pkg == null)) { 8472 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8473 return false; 8474 } 8475 p = ps.pkg; 8476 } 8477 } 8478 8479 if (!dataOnly) { 8480 //need to check this only for fully installed applications 8481 if (p == null) { 8482 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8483 return false; 8484 } 8485 final ApplicationInfo applicationInfo = p.applicationInfo; 8486 if (applicationInfo == null) { 8487 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8488 return false; 8489 } 8490 } 8491 int retCode = mInstaller.clearUserData(packageName, userId); 8492 if (retCode < 0) { 8493 Slog.w(TAG, "Couldn't remove cache files for package: " 8494 + packageName); 8495 return false; 8496 } 8497 return true; 8498 } 8499 8500 public void deleteApplicationCacheFiles(final String packageName, 8501 final IPackageDataObserver observer) { 8502 mContext.enforceCallingOrSelfPermission( 8503 android.Manifest.permission.DELETE_CACHE_FILES, null); 8504 // Queue up an async operation since the package deletion may take a little while. 8505 final int userId = UserHandle.getCallingUserId(); 8506 mHandler.post(new Runnable() { 8507 public void run() { 8508 mHandler.removeCallbacks(this); 8509 final boolean succeded; 8510 synchronized (mInstallLock) { 8511 succeded = deleteApplicationCacheFilesLI(packageName, userId); 8512 } 8513 clearExternalStorageDataSync(packageName, userId, false); 8514 if(observer != null) { 8515 try { 8516 observer.onRemoveCompleted(packageName, succeded); 8517 } catch (RemoteException e) { 8518 Log.i(TAG, "Observer no longer exists."); 8519 } 8520 } //end if observer 8521 } //end run 8522 }); 8523 } 8524 8525 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 8526 if (packageName == null) { 8527 Slog.w(TAG, "Attempt to delete null packageName."); 8528 return false; 8529 } 8530 PackageParser.Package p; 8531 synchronized (mPackages) { 8532 p = mPackages.get(packageName); 8533 } 8534 if (p == null) { 8535 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8536 return false; 8537 } 8538 final ApplicationInfo applicationInfo = p.applicationInfo; 8539 if (applicationInfo == null) { 8540 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8541 return false; 8542 } 8543 // TODO: Pass userId to deleteCacheFiles 8544 int retCode = mInstaller.deleteCacheFiles(packageName); 8545 if (retCode < 0) { 8546 Slog.w(TAG, "Couldn't remove cache files for package: " 8547 + packageName); 8548 return false; 8549 } 8550 return true; 8551 } 8552 8553 public void getPackageSizeInfo(final String packageName, int userHandle, 8554 final IPackageStatsObserver observer) { 8555 mContext.enforceCallingOrSelfPermission( 8556 android.Manifest.permission.GET_PACKAGE_SIZE, null); 8557 8558 PackageStats stats = new PackageStats(packageName, userHandle); 8559 8560 /* 8561 * Queue up an async operation since the package measurement may take a 8562 * little while. 8563 */ 8564 Message msg = mHandler.obtainMessage(INIT_COPY); 8565 msg.obj = new MeasureParams(stats, observer); 8566 mHandler.sendMessage(msg); 8567 } 8568 8569 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 8570 PackageStats pStats) { 8571 if (packageName == null) { 8572 Slog.w(TAG, "Attempt to get size of null packageName."); 8573 return false; 8574 } 8575 PackageParser.Package p; 8576 boolean dataOnly = false; 8577 String asecPath = null; 8578 synchronized (mPackages) { 8579 p = mPackages.get(packageName); 8580 if(p == null) { 8581 dataOnly = true; 8582 PackageSetting ps = mSettings.mPackages.get(packageName); 8583 if((ps == null) || (ps.pkg == null)) { 8584 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 8585 return false; 8586 } 8587 p = ps.pkg; 8588 } 8589 if (p != null && (isExternal(p) || isForwardLocked(p))) { 8590 String secureContainerId = cidFromCodePath(p.applicationInfo.sourceDir); 8591 if (secureContainerId != null) { 8592 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 8593 } 8594 } 8595 } 8596 String publicSrcDir = null; 8597 if(!dataOnly) { 8598 final ApplicationInfo applicationInfo = p.applicationInfo; 8599 if (applicationInfo == null) { 8600 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 8601 return false; 8602 } 8603 if (isForwardLocked(p)) { 8604 publicSrcDir = applicationInfo.publicSourceDir; 8605 } 8606 } 8607 int res = mInstaller.getSizeInfo(packageName, userHandle, p.mPath, publicSrcDir, 8608 asecPath, pStats); 8609 if (res < 0) { 8610 return false; 8611 } 8612 8613 // Fix-up for forward-locked applications in ASEC containers. 8614 if (!isExternal(p)) { 8615 pStats.codeSize += pStats.externalCodeSize; 8616 pStats.externalCodeSize = 0L; 8617 } 8618 8619 return true; 8620 } 8621 8622 8623 public void addPackageToPreferred(String packageName) { 8624 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 8625 } 8626 8627 public void removePackageFromPreferred(String packageName) { 8628 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 8629 } 8630 8631 public List<PackageInfo> getPreferredPackages(int flags) { 8632 return new ArrayList<PackageInfo>(); 8633 } 8634 8635 private int getUidTargetSdkVersionLockedLPr(int uid) { 8636 Object obj = mSettings.getUserIdLPr(uid); 8637 if (obj instanceof SharedUserSetting) { 8638 final SharedUserSetting sus = (SharedUserSetting) obj; 8639 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 8640 final Iterator<PackageSetting> it = sus.packages.iterator(); 8641 while (it.hasNext()) { 8642 final PackageSetting ps = it.next(); 8643 if (ps.pkg != null) { 8644 int v = ps.pkg.applicationInfo.targetSdkVersion; 8645 if (v < vers) vers = v; 8646 } 8647 } 8648 return vers; 8649 } else if (obj instanceof PackageSetting) { 8650 final PackageSetting ps = (PackageSetting) obj; 8651 if (ps.pkg != null) { 8652 return ps.pkg.applicationInfo.targetSdkVersion; 8653 } 8654 } 8655 return Build.VERSION_CODES.CUR_DEVELOPMENT; 8656 } 8657 8658 public void addPreferredActivity(IntentFilter filter, int match, 8659 ComponentName[] set, ComponentName activity, int userId) { 8660 // writer 8661 int callingUid = Binder.getCallingUid(); 8662 enforceCrossUserPermission(callingUid, userId, true, "add preferred activity"); 8663 synchronized (mPackages) { 8664 if (mContext.checkCallingOrSelfPermission( 8665 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8666 != PackageManager.PERMISSION_GRANTED) { 8667 if (getUidTargetSdkVersionLockedLPr(callingUid) 8668 < Build.VERSION_CODES.FROYO) { 8669 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 8670 + callingUid); 8671 return; 8672 } 8673 mContext.enforceCallingOrSelfPermission( 8674 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8675 } 8676 8677 Slog.i(TAG, "Adding preferred activity " + activity + " for user " + userId + " :"); 8678 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8679 mSettings.mPreferredActivities.addFilter( 8680 new PreferredActivity(filter, match, set, activity, userId)); 8681 scheduleWriteSettingsLocked(); 8682 } 8683 } 8684 8685 public void replacePreferredActivity(IntentFilter filter, int match, 8686 ComponentName[] set, ComponentName activity) { 8687 if (filter.countActions() != 1) { 8688 throw new IllegalArgumentException( 8689 "replacePreferredActivity expects filter to have only 1 action."); 8690 } 8691 if (filter.countCategories() != 1) { 8692 throw new IllegalArgumentException( 8693 "replacePreferredActivity expects filter to have only 1 category."); 8694 } 8695 if (filter.countDataAuthorities() != 0 8696 || filter.countDataPaths() != 0 8697 || filter.countDataSchemes() != 0 8698 || filter.countDataTypes() != 0) { 8699 throw new IllegalArgumentException( 8700 "replacePreferredActivity expects filter to have no data authorities, " + 8701 "paths, schemes or types."); 8702 } 8703 synchronized (mPackages) { 8704 if (mContext.checkCallingOrSelfPermission( 8705 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8706 != PackageManager.PERMISSION_GRANTED) { 8707 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8708 < Build.VERSION_CODES.FROYO) { 8709 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 8710 + Binder.getCallingUid()); 8711 return; 8712 } 8713 mContext.enforceCallingOrSelfPermission( 8714 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8715 } 8716 8717 final int callingUserId = UserHandle.getCallingUserId(); 8718 ArrayList<PreferredActivity> removed = null; 8719 Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8720 String action = filter.getAction(0); 8721 String category = filter.getCategory(0); 8722 while (it.hasNext()) { 8723 PreferredActivity pa = it.next(); 8724 if (pa.mUserId != callingUserId) continue; 8725 if (pa.getAction(0).equals(action) && pa.getCategory(0).equals(category)) { 8726 if (removed == null) { 8727 removed = new ArrayList<PreferredActivity>(); 8728 } 8729 removed.add(pa); 8730 Log.i(TAG, "Removing preferred activity " + pa.mPref.mComponent + ":"); 8731 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 8732 } 8733 } 8734 if (removed != null) { 8735 for (int i=0; i<removed.size(); i++) { 8736 PreferredActivity pa = removed.get(i); 8737 mSettings.mPreferredActivities.removeFilter(pa); 8738 } 8739 } 8740 addPreferredActivity(filter, match, set, activity, callingUserId); 8741 } 8742 } 8743 8744 public void clearPackagePreferredActivities(String packageName) { 8745 final int uid = Binder.getCallingUid(); 8746 // writer 8747 synchronized (mPackages) { 8748 PackageParser.Package pkg = mPackages.get(packageName); 8749 if (pkg == null || pkg.applicationInfo.uid != uid) { 8750 if (mContext.checkCallingOrSelfPermission( 8751 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 8752 != PackageManager.PERMISSION_GRANTED) { 8753 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 8754 < Build.VERSION_CODES.FROYO) { 8755 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 8756 + Binder.getCallingUid()); 8757 return; 8758 } 8759 mContext.enforceCallingOrSelfPermission( 8760 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 8761 } 8762 } 8763 8764 if (clearPackagePreferredActivitiesLPw(packageName, UserHandle.getCallingUserId())) { 8765 scheduleWriteSettingsLocked(); 8766 } 8767 } 8768 } 8769 8770 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 8771 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 8772 ArrayList<PreferredActivity> removed = null; 8773 Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8774 while (it.hasNext()) { 8775 PreferredActivity pa = it.next(); 8776 if (userId != UserHandle.USER_ALL && pa.mUserId != userId) { 8777 continue; 8778 } 8779 if (pa.mPref.mComponent.getPackageName().equals(packageName)) { 8780 if (removed == null) { 8781 removed = new ArrayList<PreferredActivity>(); 8782 } 8783 removed.add(pa); 8784 } 8785 } 8786 if (removed != null) { 8787 for (int i=0; i<removed.size(); i++) { 8788 PreferredActivity pa = removed.get(i); 8789 mSettings.mPreferredActivities.removeFilter(pa); 8790 } 8791 return true; 8792 } 8793 return false; 8794 } 8795 8796 public int getPreferredActivities(List<IntentFilter> outFilters, 8797 List<ComponentName> outActivities, String packageName) { 8798 8799 int num = 0; 8800 final int userId = UserHandle.getCallingUserId(); 8801 // reader 8802 synchronized (mPackages) { 8803 final Iterator<PreferredActivity> it = mSettings.mPreferredActivities.filterIterator(); 8804 while (it.hasNext()) { 8805 final PreferredActivity pa = it.next(); 8806 if (pa.mUserId != userId) { 8807 continue; 8808 } 8809 if (packageName == null 8810 || pa.mPref.mComponent.getPackageName().equals(packageName)) { 8811 if (outFilters != null) { 8812 outFilters.add(new IntentFilter(pa)); 8813 } 8814 if (outActivities != null) { 8815 outActivities.add(pa.mPref.mComponent); 8816 } 8817 } 8818 } 8819 } 8820 8821 return num; 8822 } 8823 8824 @Override 8825 public void setApplicationEnabledSetting(String appPackageName, 8826 int newState, int flags, int userId) { 8827 if (!sUserManager.exists(userId)) return; 8828 setEnabledSetting(appPackageName, null, newState, flags, userId); 8829 } 8830 8831 @Override 8832 public void setComponentEnabledSetting(ComponentName componentName, 8833 int newState, int flags, int userId) { 8834 if (!sUserManager.exists(userId)) return; 8835 setEnabledSetting(componentName.getPackageName(), 8836 componentName.getClassName(), newState, flags, userId); 8837 } 8838 8839 private void setEnabledSetting( 8840 final String packageName, String className, int newState, final int flags, int userId) { 8841 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 8842 || newState == COMPONENT_ENABLED_STATE_ENABLED 8843 || newState == COMPONENT_ENABLED_STATE_DISABLED 8844 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER)) { 8845 throw new IllegalArgumentException("Invalid new component state: " 8846 + newState); 8847 } 8848 PackageSetting pkgSetting; 8849 final int uid = Binder.getCallingUid(); 8850 final int permission = mContext.checkCallingPermission( 8851 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8852 enforceCrossUserPermission(uid, userId, false, "set enabled"); 8853 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8854 boolean sendNow = false; 8855 boolean isApp = (className == null); 8856 String componentName = isApp ? packageName : className; 8857 int packageUid = -1; 8858 ArrayList<String> components; 8859 8860 // writer 8861 synchronized (mPackages) { 8862 pkgSetting = mSettings.mPackages.get(packageName); 8863 if (pkgSetting == null) { 8864 if (className == null) { 8865 throw new IllegalArgumentException( 8866 "Unknown package: " + packageName); 8867 } 8868 throw new IllegalArgumentException( 8869 "Unknown component: " + packageName 8870 + "/" + className); 8871 } 8872 // Allow root and verify that userId is not being specified by a different user 8873 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 8874 throw new SecurityException( 8875 "Permission Denial: attempt to change component state from pid=" 8876 + Binder.getCallingPid() 8877 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 8878 } 8879 if (className == null) { 8880 // We're dealing with an application/package level state change 8881 if (pkgSetting.getEnabled(userId) == newState) { 8882 // Nothing to do 8883 return; 8884 } 8885 pkgSetting.setEnabled(newState, userId); 8886 // pkgSetting.pkg.mSetEnabled = newState; 8887 } else { 8888 // We're dealing with a component level state change 8889 // First, verify that this is a valid class name. 8890 PackageParser.Package pkg = pkgSetting.pkg; 8891 if (pkg == null || !pkg.hasComponentClassName(className)) { 8892 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 8893 throw new IllegalArgumentException("Component class " + className 8894 + " does not exist in " + packageName); 8895 } else { 8896 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 8897 + className + " does not exist in " + packageName); 8898 } 8899 } 8900 switch (newState) { 8901 case COMPONENT_ENABLED_STATE_ENABLED: 8902 if (!pkgSetting.enableComponentLPw(className, userId)) { 8903 return; 8904 } 8905 break; 8906 case COMPONENT_ENABLED_STATE_DISABLED: 8907 if (!pkgSetting.disableComponentLPw(className, userId)) { 8908 return; 8909 } 8910 break; 8911 case COMPONENT_ENABLED_STATE_DEFAULT: 8912 if (!pkgSetting.restoreComponentLPw(className, userId)) { 8913 return; 8914 } 8915 break; 8916 default: 8917 Slog.e(TAG, "Invalid new component state: " + newState); 8918 return; 8919 } 8920 } 8921 mSettings.writePackageRestrictionsLPr(userId); 8922 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 8923 components = mPendingBroadcasts.get(packageName); 8924 final boolean newPackage = components == null; 8925 if (newPackage) { 8926 components = new ArrayList<String>(); 8927 } 8928 if (!components.contains(componentName)) { 8929 components.add(componentName); 8930 } 8931 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 8932 sendNow = true; 8933 // Purge entry from pending broadcast list if another one exists already 8934 // since we are sending one right away. 8935 mPendingBroadcasts.remove(packageName); 8936 } else { 8937 if (newPackage) { 8938 mPendingBroadcasts.put(packageName, components); 8939 } 8940 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 8941 // Schedule a message 8942 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 8943 } 8944 } 8945 } 8946 8947 long callingId = Binder.clearCallingIdentity(); 8948 try { 8949 if (sendNow) { 8950 sendPackageChangedBroadcast(packageName, 8951 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 8952 } 8953 } finally { 8954 Binder.restoreCallingIdentity(callingId); 8955 } 8956 } 8957 8958 private void sendPackageChangedBroadcast(String packageName, 8959 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 8960 if (DEBUG_INSTALL) 8961 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 8962 + componentNames); 8963 Bundle extras = new Bundle(4); 8964 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 8965 String nameList[] = new String[componentNames.size()]; 8966 componentNames.toArray(nameList); 8967 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 8968 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 8969 extras.putInt(Intent.EXTRA_UID, packageUid); 8970 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 8971 new int[] {UserHandle.getUserId(packageUid)}); 8972 } 8973 8974 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 8975 if (!sUserManager.exists(userId)) return; 8976 final int uid = Binder.getCallingUid(); 8977 final int permission = mContext.checkCallingOrSelfPermission( 8978 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 8979 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 8980 enforceCrossUserPermission(uid, userId, true, "stop package"); 8981 // writer 8982 synchronized (mPackages) { 8983 if (mSettings.setPackageStoppedStateLPw(packageName, stopped, allowedByPermission, 8984 uid, userId)) { 8985 scheduleWritePackageRestrictionsLocked(userId); 8986 } 8987 } 8988 } 8989 8990 public String getInstallerPackageName(String packageName) { 8991 // reader 8992 synchronized (mPackages) { 8993 return mSettings.getInstallerPackageNameLPr(packageName); 8994 } 8995 } 8996 8997 @Override 8998 public int getApplicationEnabledSetting(String packageName, int userId) { 8999 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 9000 int uid = Binder.getCallingUid(); 9001 enforceCrossUserPermission(uid, userId, false, "get enabled"); 9002 // reader 9003 synchronized (mPackages) { 9004 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 9005 } 9006 } 9007 9008 @Override 9009 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 9010 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 9011 int uid = Binder.getCallingUid(); 9012 enforceCrossUserPermission(uid, userId, false, "get component enabled"); 9013 // reader 9014 synchronized (mPackages) { 9015 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 9016 } 9017 } 9018 9019 public void enterSafeMode() { 9020 enforceSystemOrRoot("Only the system can request entering safe mode"); 9021 9022 if (!mSystemReady) { 9023 mSafeMode = true; 9024 } 9025 } 9026 9027 public void systemReady() { 9028 mSystemReady = true; 9029 9030 // Read the compatibilty setting when the system is ready. 9031 boolean compatibilityModeEnabled = android.provider.Settings.System.getInt( 9032 mContext.getContentResolver(), 9033 android.provider.Settings.System.COMPATIBILITY_MODE, 1) == 1; 9034 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 9035 if (DEBUG_SETTINGS) { 9036 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 9037 } 9038 } 9039 9040 public boolean isSafeMode() { 9041 return mSafeMode; 9042 } 9043 9044 public boolean hasSystemUidErrors() { 9045 return mHasSystemUidErrors; 9046 } 9047 9048 static String arrayToString(int[] array) { 9049 StringBuffer buf = new StringBuffer(128); 9050 buf.append('['); 9051 if (array != null) { 9052 for (int i=0; i<array.length; i++) { 9053 if (i > 0) buf.append(", "); 9054 buf.append(array[i]); 9055 } 9056 } 9057 buf.append(']'); 9058 return buf.toString(); 9059 } 9060 9061 static class DumpState { 9062 public static final int DUMP_LIBS = 1 << 0; 9063 9064 public static final int DUMP_FEATURES = 1 << 1; 9065 9066 public static final int DUMP_RESOLVERS = 1 << 2; 9067 9068 public static final int DUMP_PERMISSIONS = 1 << 3; 9069 9070 public static final int DUMP_PACKAGES = 1 << 4; 9071 9072 public static final int DUMP_SHARED_USERS = 1 << 5; 9073 9074 public static final int DUMP_MESSAGES = 1 << 6; 9075 9076 public static final int DUMP_PROVIDERS = 1 << 7; 9077 9078 public static final int DUMP_VERIFIERS = 1 << 8; 9079 9080 public static final int DUMP_PREFERRED = 1 << 9; 9081 9082 public static final int DUMP_PREFERRED_XML = 1 << 10; 9083 9084 public static final int OPTION_SHOW_FILTERS = 1 << 0; 9085 9086 private int mTypes; 9087 9088 private int mOptions; 9089 9090 private boolean mTitlePrinted; 9091 9092 private SharedUserSetting mSharedUser; 9093 9094 public boolean isDumping(int type) { 9095 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 9096 return true; 9097 } 9098 9099 return (mTypes & type) != 0; 9100 } 9101 9102 public void setDump(int type) { 9103 mTypes |= type; 9104 } 9105 9106 public boolean isOptionEnabled(int option) { 9107 return (mOptions & option) != 0; 9108 } 9109 9110 public void setOptionEnabled(int option) { 9111 mOptions |= option; 9112 } 9113 9114 public boolean onTitlePrinted() { 9115 final boolean printed = mTitlePrinted; 9116 mTitlePrinted = true; 9117 return printed; 9118 } 9119 9120 public boolean getTitlePrinted() { 9121 return mTitlePrinted; 9122 } 9123 9124 public void setTitlePrinted(boolean enabled) { 9125 mTitlePrinted = enabled; 9126 } 9127 9128 public SharedUserSetting getSharedUser() { 9129 return mSharedUser; 9130 } 9131 9132 public void setSharedUser(SharedUserSetting user) { 9133 mSharedUser = user; 9134 } 9135 } 9136 9137 @Override 9138 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 9139 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 9140 != PackageManager.PERMISSION_GRANTED) { 9141 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 9142 + Binder.getCallingPid() 9143 + ", uid=" + Binder.getCallingUid() 9144 + " without permission " 9145 + android.Manifest.permission.DUMP); 9146 return; 9147 } 9148 9149 DumpState dumpState = new DumpState(); 9150 9151 String packageName = null; 9152 9153 int opti = 0; 9154 while (opti < args.length) { 9155 String opt = args[opti]; 9156 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 9157 break; 9158 } 9159 opti++; 9160 if ("-a".equals(opt)) { 9161 // Right now we only know how to print all. 9162 } else if ("-h".equals(opt)) { 9163 pw.println("Package manager dump options:"); 9164 pw.println(" [-h] [-f] [cmd] ..."); 9165 pw.println(" -f: print details of intent filters"); 9166 pw.println(" -h: print this help"); 9167 pw.println(" cmd may be one of:"); 9168 pw.println(" l[ibraries]: list known shared libraries"); 9169 pw.println(" f[ibraries]: list device features"); 9170 pw.println(" r[esolvers]: dump intent resolvers"); 9171 pw.println(" perm[issions]: dump permissions"); 9172 pw.println(" pref[erred]: print preferred package settings"); 9173 pw.println(" preferred-xml: print preferred package settings as xml"); 9174 pw.println(" prov[iders]: dump content providers"); 9175 pw.println(" p[ackages]: dump installed packages"); 9176 pw.println(" s[hared-users]: dump shared user IDs"); 9177 pw.println(" m[essages]: print collected runtime messages"); 9178 pw.println(" v[erifiers]: print package verifier info"); 9179 pw.println(" <package.name>: info about given package"); 9180 return; 9181 } else if ("-f".equals(opt)) { 9182 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 9183 } else { 9184 pw.println("Unknown argument: " + opt + "; use -h for help"); 9185 } 9186 } 9187 9188 // Is the caller requesting to dump a particular piece of data? 9189 if (opti < args.length) { 9190 String cmd = args[opti]; 9191 opti++; 9192 // Is this a package name? 9193 if ("android".equals(cmd) || cmd.contains(".")) { 9194 packageName = cmd; 9195 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 9196 dumpState.setDump(DumpState.DUMP_LIBS); 9197 } else if ("f".equals(cmd) || "features".equals(cmd)) { 9198 dumpState.setDump(DumpState.DUMP_FEATURES); 9199 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 9200 dumpState.setDump(DumpState.DUMP_RESOLVERS); 9201 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 9202 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 9203 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 9204 dumpState.setDump(DumpState.DUMP_PREFERRED); 9205 } else if ("preferred-xml".equals(cmd)) { 9206 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 9207 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 9208 dumpState.setDump(DumpState.DUMP_PACKAGES); 9209 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 9210 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 9211 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 9212 dumpState.setDump(DumpState.DUMP_PROVIDERS); 9213 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 9214 dumpState.setDump(DumpState.DUMP_MESSAGES); 9215 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 9216 dumpState.setDump(DumpState.DUMP_VERIFIERS); 9217 } 9218 } 9219 9220 // reader 9221 synchronized (mPackages) { 9222 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 9223 if (dumpState.onTitlePrinted()) 9224 pw.println(" "); 9225 pw.println("Verifiers:"); 9226 pw.print(" Required: "); 9227 pw.print(mRequiredVerifierPackage); 9228 pw.print(" (uid="); 9229 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 9230 pw.println(")"); 9231 } 9232 9233 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 9234 if (dumpState.onTitlePrinted()) 9235 pw.println(" "); 9236 pw.println("Libraries:"); 9237 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 9238 while (it.hasNext()) { 9239 String name = it.next(); 9240 pw.print(" "); 9241 pw.print(name); 9242 pw.print(" -> "); 9243 pw.println(mSharedLibraries.get(name)); 9244 } 9245 } 9246 9247 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 9248 if (dumpState.onTitlePrinted()) 9249 pw.println(" "); 9250 pw.println("Features:"); 9251 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 9252 while (it.hasNext()) { 9253 String name = it.next(); 9254 pw.print(" "); 9255 pw.println(name); 9256 } 9257 } 9258 9259 if (dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 9260 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 9261 : "Activity Resolver Table:", " ", packageName, 9262 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9263 dumpState.setTitlePrinted(true); 9264 } 9265 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 9266 : "Receiver Resolver Table:", " ", packageName, 9267 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9268 dumpState.setTitlePrinted(true); 9269 } 9270 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 9271 : "Service Resolver Table:", " ", packageName, 9272 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9273 dumpState.setTitlePrinted(true); 9274 } 9275 } 9276 9277 if (dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 9278 if (mSettings.mPreferredActivities.dump(pw, 9279 dumpState.getTitlePrinted() ? "\nPreferred Activities:" 9280 : "Preferred Activities:", " ", 9281 packageName, dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS))) { 9282 dumpState.setTitlePrinted(true); 9283 } 9284 } 9285 9286 if (dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 9287 pw.flush(); 9288 FileOutputStream fout = new FileOutputStream(fd); 9289 BufferedOutputStream str = new BufferedOutputStream(fout); 9290 XmlSerializer serializer = new FastXmlSerializer(); 9291 try { 9292 serializer.setOutput(str, "utf-8"); 9293 serializer.startDocument(null, true); 9294 serializer.setFeature( 9295 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 9296 mSettings.writePreferredActivitiesLPr(serializer); 9297 serializer.endDocument(); 9298 serializer.flush(); 9299 } catch (IllegalArgumentException e) { 9300 pw.println("Failed writing: " + e); 9301 } catch (IllegalStateException e) { 9302 pw.println("Failed writing: " + e); 9303 } catch (IOException e) { 9304 pw.println("Failed writing: " + e); 9305 } 9306 } 9307 9308 if (dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 9309 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 9310 } 9311 9312 if (dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 9313 boolean printedSomething = false; 9314 for (PackageParser.Provider p : mProvidersByComponent.values()) { 9315 if (packageName != null && !packageName.equals(p.info.packageName)) { 9316 continue; 9317 } 9318 if (!printedSomething) { 9319 if (dumpState.onTitlePrinted()) 9320 pw.println(" "); 9321 pw.println("Registered ContentProviders:"); 9322 printedSomething = true; 9323 } 9324 pw.print(" "); pw.print(p.getComponentShortName()); pw.println(":"); 9325 pw.print(" "); pw.println(p.toString()); 9326 } 9327 printedSomething = false; 9328 for (Map.Entry<String, PackageParser.Provider> entry : mProviders.entrySet()) { 9329 PackageParser.Provider p = entry.getValue(); 9330 if (packageName != null && !packageName.equals(p.info.packageName)) { 9331 continue; 9332 } 9333 if (!printedSomething) { 9334 if (dumpState.onTitlePrinted()) 9335 pw.println(" "); 9336 pw.println("ContentProvider Authorities:"); 9337 printedSomething = true; 9338 } 9339 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 9340 pw.print(" "); pw.println(p.toString()); 9341 if (p.info != null && p.info.applicationInfo != null) { 9342 final String appInfo = p.info.applicationInfo.toString(); 9343 pw.print(" applicationInfo="); pw.println(appInfo); 9344 } 9345 } 9346 } 9347 9348 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 9349 mSettings.dumpPackagesLPr(pw, packageName, dumpState); 9350 } 9351 9352 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 9353 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState); 9354 } 9355 9356 if (dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 9357 if (dumpState.onTitlePrinted()) 9358 pw.println(" "); 9359 mSettings.dumpReadMessagesLPr(pw, dumpState); 9360 9361 pw.println(" "); 9362 pw.println("Package warning messages:"); 9363 final File fname = getSettingsProblemFile(); 9364 FileInputStream in = null; 9365 try { 9366 in = new FileInputStream(fname); 9367 final int avail = in.available(); 9368 final byte[] data = new byte[avail]; 9369 in.read(data); 9370 pw.print(new String(data)); 9371 } catch (FileNotFoundException e) { 9372 } catch (IOException e) { 9373 } finally { 9374 if (in != null) { 9375 try { 9376 in.close(); 9377 } catch (IOException e) { 9378 } 9379 } 9380 } 9381 } 9382 } 9383 } 9384 9385 // ------- apps on sdcard specific code ------- 9386 static final boolean DEBUG_SD_INSTALL = false; 9387 9388 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 9389 9390 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 9391 9392 private boolean mMediaMounted = false; 9393 9394 private String getEncryptKey() { 9395 try { 9396 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 9397 SD_ENCRYPTION_KEYSTORE_NAME); 9398 if (sdEncKey == null) { 9399 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 9400 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 9401 if (sdEncKey == null) { 9402 Slog.e(TAG, "Failed to create encryption keys"); 9403 return null; 9404 } 9405 } 9406 return sdEncKey; 9407 } catch (NoSuchAlgorithmException nsae) { 9408 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 9409 return null; 9410 } catch (IOException ioe) { 9411 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 9412 return null; 9413 } 9414 9415 } 9416 9417 /* package */static String getTempContainerId() { 9418 int tmpIdx = 1; 9419 String list[] = PackageHelper.getSecureContainerList(); 9420 if (list != null) { 9421 for (final String name : list) { 9422 // Ignore null and non-temporary container entries 9423 if (name == null || !name.startsWith(mTempContainerPrefix)) { 9424 continue; 9425 } 9426 9427 String subStr = name.substring(mTempContainerPrefix.length()); 9428 try { 9429 int cid = Integer.parseInt(subStr); 9430 if (cid >= tmpIdx) { 9431 tmpIdx = cid + 1; 9432 } 9433 } catch (NumberFormatException e) { 9434 } 9435 } 9436 } 9437 return mTempContainerPrefix + tmpIdx; 9438 } 9439 9440 /* 9441 * Update media status on PackageManager. 9442 */ 9443 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 9444 int callingUid = Binder.getCallingUid(); 9445 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 9446 throw new SecurityException("Media status can only be updated by the system"); 9447 } 9448 // reader; this apparently protects mMediaMounted, but should probably 9449 // be a different lock in that case. 9450 synchronized (mPackages) { 9451 Log.i(TAG, "Updating external media status from " 9452 + (mMediaMounted ? "mounted" : "unmounted") + " to " 9453 + (mediaStatus ? "mounted" : "unmounted")); 9454 if (DEBUG_SD_INSTALL) 9455 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 9456 + ", mMediaMounted=" + mMediaMounted); 9457 if (mediaStatus == mMediaMounted) { 9458 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 9459 : 0, -1); 9460 mHandler.sendMessage(msg); 9461 return; 9462 } 9463 mMediaMounted = mediaStatus; 9464 } 9465 // Queue up an async operation since the package installation may take a 9466 // little while. 9467 mHandler.post(new Runnable() { 9468 public void run() { 9469 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 9470 } 9471 }); 9472 } 9473 9474 /** 9475 * Called by MountService when the initial ASECs to scan are available. 9476 * Should block until all the ASEC containers are finished being scanned. 9477 */ 9478 public void scanAvailableAsecs() { 9479 updateExternalMediaStatusInner(true, false, false); 9480 } 9481 9482 /* 9483 * Collect information of applications on external media, map them against 9484 * existing containers and update information based on current mount status. 9485 * Please note that we always have to report status if reportStatus has been 9486 * set to true especially when unloading packages. 9487 */ 9488 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 9489 boolean externalStorage) { 9490 // Collection of uids 9491 int uidArr[] = null; 9492 // Collection of stale containers 9493 HashSet<String> removeCids = new HashSet<String>(); 9494 // Collection of packages on external media with valid containers. 9495 HashMap<AsecInstallArgs, String> processCids = new HashMap<AsecInstallArgs, String>(); 9496 // Get list of secure containers. 9497 final String list[] = PackageHelper.getSecureContainerList(); 9498 if (list == null || list.length == 0) { 9499 Log.i(TAG, "No secure containers on sdcard"); 9500 } else { 9501 // Process list of secure containers and categorize them 9502 // as active or stale based on their package internal state. 9503 int uidList[] = new int[list.length]; 9504 int num = 0; 9505 // reader 9506 synchronized (mPackages) { 9507 for (String cid : list) { 9508 if (DEBUG_SD_INSTALL) 9509 Log.i(TAG, "Processing container " + cid); 9510 String pkgName = getAsecPackageName(cid); 9511 if (pkgName == null) { 9512 if (DEBUG_SD_INSTALL) 9513 Log.i(TAG, "Container : " + cid + " stale"); 9514 removeCids.add(cid); 9515 continue; 9516 } 9517 if (DEBUG_SD_INSTALL) 9518 Log.i(TAG, "Looking for pkg : " + pkgName); 9519 9520 final PackageSetting ps = mSettings.mPackages.get(pkgName); 9521 if (ps == null) { 9522 Log.i(TAG, "Deleting container with no matching settings " + cid); 9523 removeCids.add(cid); 9524 continue; 9525 } 9526 9527 /* 9528 * Skip packages that are not external if we're unmounting 9529 * external storage. 9530 */ 9531 if (externalStorage && !isMounted && !isExternal(ps)) { 9532 continue; 9533 } 9534 9535 final AsecInstallArgs args = new AsecInstallArgs(cid, isForwardLocked(ps)); 9536 // The package status is changed only if the code path 9537 // matches between settings and the container id. 9538 if (ps.codePathString != null && ps.codePathString.equals(args.getCodePath())) { 9539 if (DEBUG_SD_INSTALL) { 9540 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 9541 + " at code path: " + ps.codePathString); 9542 } 9543 9544 // We do have a valid package installed on sdcard 9545 processCids.put(args, ps.codePathString); 9546 final int uid = ps.appId; 9547 if (uid != -1) { 9548 uidList[num++] = uid; 9549 } 9550 } else { 9551 Log.i(TAG, "Deleting stale container for " + cid); 9552 removeCids.add(cid); 9553 } 9554 } 9555 } 9556 9557 if (num > 0) { 9558 // Sort uid list 9559 Arrays.sort(uidList, 0, num); 9560 // Throw away duplicates 9561 uidArr = new int[num]; 9562 uidArr[0] = uidList[0]; 9563 int di = 0; 9564 for (int i = 1; i < num; i++) { 9565 if (uidList[i - 1] != uidList[i]) { 9566 uidArr[di++] = uidList[i]; 9567 } 9568 } 9569 } 9570 } 9571 // Process packages with valid entries. 9572 if (isMounted) { 9573 if (DEBUG_SD_INSTALL) 9574 Log.i(TAG, "Loading packages"); 9575 loadMediaPackages(processCids, uidArr, removeCids); 9576 startCleaningPackages(); 9577 } else { 9578 if (DEBUG_SD_INSTALL) 9579 Log.i(TAG, "Unloading packages"); 9580 unloadMediaPackages(processCids, uidArr, reportStatus); 9581 } 9582 } 9583 9584 private void sendResourcesChangedBroadcast(boolean mediaStatus, ArrayList<String> pkgList, 9585 int uidArr[], IIntentReceiver finishedReceiver) { 9586 int size = pkgList.size(); 9587 if (size > 0) { 9588 // Send broadcasts here 9589 Bundle extras = new Bundle(); 9590 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList 9591 .toArray(new String[size])); 9592 if (uidArr != null) { 9593 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 9594 } 9595 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 9596 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 9597 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 9598 } 9599 } 9600 9601 /* 9602 * Look at potentially valid container ids from processCids If package 9603 * information doesn't match the one on record or package scanning fails, 9604 * the cid is added to list of removeCids. We currently don't delete stale 9605 * containers. 9606 */ 9607 private void loadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9608 HashSet<String> removeCids) { 9609 ArrayList<String> pkgList = new ArrayList<String>(); 9610 Set<AsecInstallArgs> keys = processCids.keySet(); 9611 boolean doGc = false; 9612 for (AsecInstallArgs args : keys) { 9613 String codePath = processCids.get(args); 9614 if (DEBUG_SD_INSTALL) 9615 Log.i(TAG, "Loading container : " + args.cid); 9616 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 9617 try { 9618 // Make sure there are no container errors first. 9619 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 9620 Slog.e(TAG, "Failed to mount cid : " + args.cid 9621 + " when installing from sdcard"); 9622 continue; 9623 } 9624 // Check code path here. 9625 if (codePath == null || !codePath.equals(args.getCodePath())) { 9626 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 9627 + " does not match one in settings " + codePath); 9628 continue; 9629 } 9630 // Parse package 9631 int parseFlags = mDefParseFlags; 9632 if (args.isExternal()) { 9633 parseFlags |= PackageParser.PARSE_ON_SDCARD; 9634 } 9635 if (args.isFwdLocked()) { 9636 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 9637 } 9638 9639 doGc = true; 9640 synchronized (mInstallLock) { 9641 final PackageParser.Package pkg = scanPackageLI(new File(codePath), parseFlags, 9642 0, 0, null); 9643 // Scan the package 9644 if (pkg != null) { 9645 /* 9646 * TODO why is the lock being held? doPostInstall is 9647 * called in other places without the lock. This needs 9648 * to be straightened out. 9649 */ 9650 // writer 9651 synchronized (mPackages) { 9652 retCode = PackageManager.INSTALL_SUCCEEDED; 9653 pkgList.add(pkg.packageName); 9654 // Post process args 9655 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 9656 pkg.applicationInfo.uid); 9657 } 9658 } else { 9659 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 9660 } 9661 } 9662 9663 } finally { 9664 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 9665 // Don't destroy container here. Wait till gc clears things 9666 // up. 9667 removeCids.add(args.cid); 9668 } 9669 } 9670 } 9671 // writer 9672 synchronized (mPackages) { 9673 // If the platform SDK has changed since the last time we booted, 9674 // we need to re-grant app permission to catch any new ones that 9675 // appear. This is really a hack, and means that apps can in some 9676 // cases get permissions that the user didn't initially explicitly 9677 // allow... it would be nice to have some better way to handle 9678 // this situation. 9679 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 9680 if (regrantPermissions) 9681 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 9682 + mSdkVersion + "; regranting permissions for external storage"); 9683 mSettings.mExternalSdkPlatform = mSdkVersion; 9684 9685 // Make sure group IDs have been assigned, and any permission 9686 // changes in other apps are accounted for 9687 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 9688 | (regrantPermissions 9689 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 9690 : 0)); 9691 // can downgrade to reader 9692 // Persist settings 9693 mSettings.writeLPr(); 9694 } 9695 // Send a broadcast to let everyone know we are done processing 9696 if (pkgList.size() > 0) { 9697 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 9698 } 9699 // Force gc to avoid any stale parser references that we might have. 9700 if (doGc) { 9701 Runtime.getRuntime().gc(); 9702 } 9703 // List stale containers and destroy stale temporary containers. 9704 if (removeCids != null) { 9705 for (String cid : removeCids) { 9706 if (cid.startsWith(mTempContainerPrefix)) { 9707 Log.i(TAG, "Destroying stale temporary container " + cid); 9708 PackageHelper.destroySdDir(cid); 9709 } else { 9710 Log.w(TAG, "Container " + cid + " is stale"); 9711 } 9712 } 9713 } 9714 } 9715 9716 /* 9717 * Utility method to unload a list of specified containers 9718 */ 9719 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 9720 // Just unmount all valid containers. 9721 for (AsecInstallArgs arg : cidArgs) { 9722 synchronized (mInstallLock) { 9723 arg.doPostDeleteLI(false); 9724 } 9725 } 9726 } 9727 9728 /* 9729 * Unload packages mounted on external media. This involves deleting package 9730 * data from internal structures, sending broadcasts about diabled packages, 9731 * gc'ing to free up references, unmounting all secure containers 9732 * corresponding to packages on external media, and posting a 9733 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 9734 * that we always have to post this message if status has been requested no 9735 * matter what. 9736 */ 9737 private void unloadMediaPackages(HashMap<AsecInstallArgs, String> processCids, int uidArr[], 9738 final boolean reportStatus) { 9739 if (DEBUG_SD_INSTALL) 9740 Log.i(TAG, "unloading media packages"); 9741 ArrayList<String> pkgList = new ArrayList<String>(); 9742 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 9743 final Set<AsecInstallArgs> keys = processCids.keySet(); 9744 for (AsecInstallArgs args : keys) { 9745 String pkgName = args.getPackageName(); 9746 if (DEBUG_SD_INSTALL) 9747 Log.i(TAG, "Trying to unload pkg : " + pkgName); 9748 // Delete package internally 9749 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 9750 synchronized (mInstallLock) { 9751 boolean res = deletePackageLI(pkgName, null, false, 9752 PackageManager.DELETE_KEEP_DATA, outInfo, false); 9753 if (res) { 9754 pkgList.add(pkgName); 9755 } else { 9756 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 9757 failedList.add(args); 9758 } 9759 } 9760 } 9761 9762 // reader 9763 synchronized (mPackages) { 9764 // We didn't update the settings after removing each package; 9765 // write them now for all packages. 9766 mSettings.writeLPr(); 9767 } 9768 9769 // We have to absolutely send UPDATED_MEDIA_STATUS only 9770 // after confirming that all the receivers processed the ordered 9771 // broadcast when packages get disabled, force a gc to clean things up. 9772 // and unload all the containers. 9773 if (pkgList.size() > 0) { 9774 sendResourcesChangedBroadcast(false, pkgList, uidArr, new IIntentReceiver.Stub() { 9775 public void performReceive(Intent intent, int resultCode, String data, 9776 Bundle extras, boolean ordered, boolean sticky, 9777 int sendingUser) throws RemoteException { 9778 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 9779 reportStatus ? 1 : 0, 1, keys); 9780 mHandler.sendMessage(msg); 9781 } 9782 }); 9783 } else { 9784 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 9785 keys); 9786 mHandler.sendMessage(msg); 9787 } 9788 } 9789 9790 /** Binder call */ 9791 @Override 9792 public void movePackage(final String packageName, final IPackageMoveObserver observer, 9793 final int flags) { 9794 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 9795 UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 9796 int returnCode = PackageManager.MOVE_SUCCEEDED; 9797 int currFlags = 0; 9798 int newFlags = 0; 9799 // reader 9800 synchronized (mPackages) { 9801 PackageParser.Package pkg = mPackages.get(packageName); 9802 if (pkg == null) { 9803 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9804 } else { 9805 // Disable moving fwd locked apps and system packages 9806 if (pkg.applicationInfo != null && isSystemApp(pkg)) { 9807 Slog.w(TAG, "Cannot move system application"); 9808 returnCode = PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 9809 } else if (pkg.mOperationPending) { 9810 Slog.w(TAG, "Attempt to move package which has pending operations"); 9811 returnCode = PackageManager.MOVE_FAILED_OPERATION_PENDING; 9812 } else { 9813 // Find install location first 9814 if ((flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 9815 && (flags & PackageManager.MOVE_INTERNAL) != 0) { 9816 Slog.w(TAG, "Ambigous flags specified for move location."); 9817 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9818 } else { 9819 newFlags = (flags & PackageManager.MOVE_EXTERNAL_MEDIA) != 0 ? PackageManager.INSTALL_EXTERNAL 9820 : PackageManager.INSTALL_INTERNAL; 9821 currFlags = isExternal(pkg) ? PackageManager.INSTALL_EXTERNAL 9822 : PackageManager.INSTALL_INTERNAL; 9823 9824 if (newFlags == currFlags) { 9825 Slog.w(TAG, "No move required. Trying to move to same location"); 9826 returnCode = PackageManager.MOVE_FAILED_INVALID_LOCATION; 9827 } else { 9828 if (isForwardLocked(pkg)) { 9829 currFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9830 newFlags |= PackageManager.INSTALL_FORWARD_LOCK; 9831 } 9832 } 9833 } 9834 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9835 pkg.mOperationPending = true; 9836 } 9837 } 9838 } 9839 9840 /* 9841 * TODO this next block probably shouldn't be inside the lock. We 9842 * can't guarantee these won't change after this is fired off 9843 * anyway. 9844 */ 9845 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 9846 processPendingMove(new MoveParams(null, observer, 0, packageName, 9847 null, -1, user), 9848 returnCode); 9849 } else { 9850 Message msg = mHandler.obtainMessage(INIT_COPY); 9851 InstallArgs srcArgs = createInstallArgs(currFlags, pkg.applicationInfo.sourceDir, 9852 pkg.applicationInfo.publicSourceDir, pkg.applicationInfo.nativeLibraryDir); 9853 MoveParams mp = new MoveParams(srcArgs, observer, newFlags, packageName, 9854 pkg.applicationInfo.dataDir, pkg.applicationInfo.uid, user); 9855 msg.obj = mp; 9856 mHandler.sendMessage(msg); 9857 } 9858 } 9859 } 9860 9861 private void processPendingMove(final MoveParams mp, final int currentStatus) { 9862 // Queue up an async operation since the package deletion may take a 9863 // little while. 9864 mHandler.post(new Runnable() { 9865 public void run() { 9866 // TODO fix this; this does nothing. 9867 mHandler.removeCallbacks(this); 9868 int returnCode = currentStatus; 9869 if (currentStatus == PackageManager.MOVE_SUCCEEDED) { 9870 int uidArr[] = null; 9871 ArrayList<String> pkgList = null; 9872 synchronized (mPackages) { 9873 PackageParser.Package pkg = mPackages.get(mp.packageName); 9874 if (pkg == null) { 9875 Slog.w(TAG, " Package " + mp.packageName 9876 + " doesn't exist. Aborting move"); 9877 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9878 } else if (!mp.srcArgs.getCodePath().equals(pkg.applicationInfo.sourceDir)) { 9879 Slog.w(TAG, "Package " + mp.packageName + " code path changed from " 9880 + mp.srcArgs.getCodePath() + " to " 9881 + pkg.applicationInfo.sourceDir 9882 + " Aborting move and returning error"); 9883 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9884 } else { 9885 uidArr = new int[] { 9886 pkg.applicationInfo.uid 9887 }; 9888 pkgList = new ArrayList<String>(); 9889 pkgList.add(mp.packageName); 9890 } 9891 } 9892 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9893 // Send resources unavailable broadcast 9894 sendResourcesChangedBroadcast(false, pkgList, uidArr, null); 9895 // Update package code and resource paths 9896 synchronized (mInstallLock) { 9897 synchronized (mPackages) { 9898 PackageParser.Package pkg = mPackages.get(mp.packageName); 9899 // Recheck for package again. 9900 if (pkg == null) { 9901 Slog.w(TAG, " Package " + mp.packageName 9902 + " doesn't exist. Aborting move"); 9903 returnCode = PackageManager.MOVE_FAILED_DOESNT_EXIST; 9904 } else if (!mp.srcArgs.getCodePath().equals( 9905 pkg.applicationInfo.sourceDir)) { 9906 Slog.w(TAG, "Package " + mp.packageName 9907 + " code path changed from " + mp.srcArgs.getCodePath() 9908 + " to " + pkg.applicationInfo.sourceDir 9909 + " Aborting move and returning error"); 9910 returnCode = PackageManager.MOVE_FAILED_INTERNAL_ERROR; 9911 } else { 9912 final String oldCodePath = pkg.mPath; 9913 final String newCodePath = mp.targetArgs.getCodePath(); 9914 final String newResPath = mp.targetArgs.getResourcePath(); 9915 final String newNativePath = mp.targetArgs 9916 .getNativeLibraryPath(); 9917 9918 final File newNativeDir = new File(newNativePath); 9919 9920 if (!isForwardLocked(pkg) && !isExternal(pkg)) { 9921 synchronized (mInstallLock) { 9922 if (mInstaller.linkNativeLibraryDirectory( 9923 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9924 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9925 } 9926 } 9927 NativeLibraryHelper.copyNativeBinariesIfNeededLI(new File( 9928 newCodePath), newNativeDir); 9929 } else { 9930 synchronized (mInstallLock) { 9931 if (mInstaller.linkNativeLibraryDirectory( 9932 pkg.applicationInfo.dataDir, newNativePath) < 0) { 9933 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9934 } 9935 } 9936 } 9937 9938 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9939 pkg.mPath = newCodePath; 9940 // Move dex files around 9941 if (moveDexFilesLI(pkg) != PackageManager.INSTALL_SUCCEEDED) { 9942 // Moving of dex files failed. Set 9943 // error code and abort move. 9944 pkg.mPath = pkg.mScanPath; 9945 returnCode = PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE; 9946 } 9947 } 9948 9949 if (returnCode == PackageManager.MOVE_SUCCEEDED) { 9950 pkg.mScanPath = newCodePath; 9951 pkg.applicationInfo.sourceDir = newCodePath; 9952 pkg.applicationInfo.publicSourceDir = newResPath; 9953 pkg.applicationInfo.nativeLibraryDir = newNativePath; 9954 PackageSetting ps = (PackageSetting) pkg.mExtras; 9955 ps.codePath = new File(pkg.applicationInfo.sourceDir); 9956 ps.codePathString = ps.codePath.getPath(); 9957 ps.resourcePath = new File( 9958 pkg.applicationInfo.publicSourceDir); 9959 ps.resourcePathString = ps.resourcePath.getPath(); 9960 ps.nativeLibraryPathString = newNativePath; 9961 // Set the application info flag 9962 // correctly. 9963 if ((mp.flags & PackageManager.INSTALL_EXTERNAL) != 0) { 9964 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE; 9965 } else { 9966 pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_EXTERNAL_STORAGE; 9967 } 9968 ps.setFlags(pkg.applicationInfo.flags); 9969 mAppDirs.remove(oldCodePath); 9970 mAppDirs.put(newCodePath, pkg); 9971 // Persist settings 9972 mSettings.writeLPr(); 9973 } 9974 } 9975 } 9976 } 9977 // Send resources available broadcast 9978 sendResourcesChangedBroadcast(true, pkgList, uidArr, null); 9979 } 9980 } 9981 if (returnCode != PackageManager.MOVE_SUCCEEDED) { 9982 // Clean up failed installation 9983 if (mp.targetArgs != null) { 9984 mp.targetArgs.doPostInstall(PackageManager.INSTALL_FAILED_INTERNAL_ERROR, 9985 -1); 9986 } 9987 } else { 9988 // Force a gc to clear things up. 9989 Runtime.getRuntime().gc(); 9990 // Delete older code 9991 synchronized (mInstallLock) { 9992 mp.srcArgs.doPostDeleteLI(true); 9993 } 9994 } 9995 9996 // Allow more operations on this file if we didn't fail because 9997 // an operation was already pending for this package. 9998 if (returnCode != PackageManager.MOVE_FAILED_OPERATION_PENDING) { 9999 synchronized (mPackages) { 10000 PackageParser.Package pkg = mPackages.get(mp.packageName); 10001 if (pkg != null) { 10002 pkg.mOperationPending = false; 10003 } 10004 } 10005 } 10006 10007 IPackageMoveObserver observer = mp.observer; 10008 if (observer != null) { 10009 try { 10010 observer.packageMoved(mp.packageName, returnCode); 10011 } catch (RemoteException e) { 10012 Log.i(TAG, "Observer no longer exists."); 10013 } 10014 } 10015 } 10016 }); 10017 } 10018 10019 public boolean setInstallLocation(int loc) { 10020 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 10021 null); 10022 if (getInstallLocation() == loc) { 10023 return true; 10024 } 10025 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 10026 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 10027 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 10028 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 10029 return true; 10030 } 10031 return false; 10032 } 10033 10034 public int getInstallLocation() { 10035 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10036 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 10037 PackageHelper.APP_INSTALL_AUTO); 10038 } 10039 10040 /** Called by UserManagerService */ 10041 void cleanUpUserLILPw(int userHandle) { 10042 // Disable all the packages for the user first 10043 Set<Entry<String, PackageSetting>> entries = mSettings.mPackages.entrySet(); 10044 for (Entry<String, PackageSetting> entry : entries) { 10045 entry.getValue().removeUser(userHandle); 10046 } 10047 if (mDirtyUsers.remove(userHandle)); 10048 mSettings.removeUserLPr(userHandle); 10049 if (mInstaller != null) { 10050 // Technically, we shouldn't be doing this with the package lock 10051 // held. However, this is very rare, and there is already so much 10052 // other disk I/O going on, that we'll let it slide for now. 10053 mInstaller.removeUserDataDirs(userHandle); 10054 } 10055 } 10056 10057 /** Called by UserManagerService */ 10058 void createNewUserLILPw(int userHandle, File path) { 10059 if (mInstaller != null) { 10060 path.mkdir(); 10061 FileUtils.setPermissions(path.toString(), FileUtils.S_IRWXU | FileUtils.S_IRWXG 10062 | FileUtils.S_IXOTH, -1, -1); 10063 for (PackageSetting ps : mSettings.mPackages.values()) { 10064 // Only system apps are initially installed. 10065 ps.setInstalled((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) != 0, userHandle); 10066 // Need to create a data directory for all apps under this user. 10067 mInstaller.createUserData(ps.name, 10068 UserHandle.getUid(userHandle, ps.appId), userHandle); 10069 } 10070 mSettings.writePackageRestrictionsLPr(userHandle); 10071 } 10072 } 10073 10074 @Override 10075 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 10076 mContext.enforceCallingOrSelfPermission( 10077 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10078 "Only package verification agents can read the verifier device identity"); 10079 10080 synchronized (mPackages) { 10081 return mSettings.getVerifierDeviceIdentityLPw(); 10082 } 10083 } 10084 10085 @Override 10086 public void setPermissionEnforced(String permission, boolean enforced) { 10087 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 10088 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10089 synchronized (mPackages) { 10090 if (mSettings.mReadExternalStorageEnforced == null 10091 || mSettings.mReadExternalStorageEnforced != enforced) { 10092 mSettings.mReadExternalStorageEnforced = enforced; 10093 mSettings.writeLPr(); 10094 10095 // kill any non-foreground processes so we restart them and 10096 // grant/revoke the GID. 10097 final IActivityManager am = ActivityManagerNative.getDefault(); 10098 if (am != null) { 10099 final long token = Binder.clearCallingIdentity(); 10100 try { 10101 am.killProcessesBelowForeground("setPermissionEnforcement"); 10102 } catch (RemoteException e) { 10103 } finally { 10104 Binder.restoreCallingIdentity(token); 10105 } 10106 } 10107 } 10108 } 10109 } else { 10110 throw new IllegalArgumentException("No selective enforcement for " + permission); 10111 } 10112 } 10113 10114 @Override 10115 public boolean isPermissionEnforced(String permission) { 10116 final boolean enforcedDefault = isPermissionEnforcedDefault(permission); 10117 synchronized (mPackages) { 10118 return isPermissionEnforcedLocked(permission, enforcedDefault); 10119 } 10120 } 10121 10122 /** 10123 * Check if given permission should be enforced by default. Should always be 10124 * called outside of {@link #mPackages} lock. 10125 */ 10126 private boolean isPermissionEnforcedDefault(String permission) { 10127 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10128 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10129 android.provider.Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT, 0) 10130 != 0; 10131 } else { 10132 return true; 10133 } 10134 } 10135 10136 /** 10137 * Check if user has requested that given permission be enforced, using 10138 * given default if undefined. 10139 */ 10140 private boolean isPermissionEnforcedLocked(String permission, boolean enforcedDefault) { 10141 if (READ_EXTERNAL_STORAGE.equals(permission)) { 10142 if (mSettings.mReadExternalStorageEnforced != null) { 10143 return mSettings.mReadExternalStorageEnforced; 10144 } else { 10145 // User hasn't defined; fall back to secure default 10146 return enforcedDefault; 10147 } 10148 } else { 10149 return true; 10150 } 10151 } 10152 10153 public boolean isStorageLow() { 10154 final long token = Binder.clearCallingIdentity(); 10155 try { 10156 final DeviceStorageMonitorService dsm = (DeviceStorageMonitorService) ServiceManager 10157 .getService(DeviceStorageMonitorService.SERVICE); 10158 return dsm.isMemoryLow(); 10159 } finally { 10160 Binder.restoreCallingIdentity(token); 10161 } 10162 } 10163} 10164