SystemServer.java revision 52c489cd63cca0361f374f7cb392018fabfa8bcc
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; 18 19import android.accounts.AccountManagerService; 20import android.app.ActivityManagerNative; 21import android.bluetooth.BluetoothAdapter; 22import android.content.ComponentName; 23import android.content.ContentResolver; 24import android.content.ContentService; 25import android.content.Context; 26import android.content.Intent; 27import android.content.pm.IPackageManager; 28import android.content.res.Configuration; 29import android.media.AudioService; 30import android.net.wifi.p2p.WifiP2pService; 31import android.os.Looper; 32import android.os.RemoteException; 33import android.os.ServiceManager; 34import android.os.StrictMode; 35import android.os.SystemClock; 36import android.os.SystemProperties; 37import android.provider.Settings; 38import android.server.BluetoothA2dpService; 39import android.server.BluetoothService; 40import android.server.search.SearchManagerService; 41import android.util.DisplayMetrics; 42import android.util.EventLog; 43import android.util.Log; 44import android.util.Slog; 45import android.view.WindowManager; 46 47import com.android.internal.app.ShutdownThread; 48import com.android.internal.os.BinderInternal; 49import com.android.internal.os.SamplingProfilerIntegration; 50import com.android.internal.widget.LockSettingsService; 51import com.android.server.accessibility.AccessibilityManagerService; 52import com.android.server.am.ActivityManagerService; 53import com.android.server.net.NetworkPolicyManagerService; 54import com.android.server.net.NetworkStatsService; 55import com.android.server.pm.PackageManagerService; 56import com.android.server.usb.UsbService; 57import com.android.server.wm.WindowManagerService; 58 59import dalvik.system.VMRuntime; 60import dalvik.system.Zygote; 61 62import java.io.File; 63import java.util.Timer; 64import java.util.TimerTask; 65 66class ServerThread extends Thread { 67 private static final String TAG = "SystemServer"; 68 private static final String ENCRYPTING_STATE = "trigger_restart_min_framework"; 69 private static final String ENCRYPTED_STATE = "1"; 70 71 ContentResolver mContentResolver; 72 73 void reportWtf(String msg, Throwable e) { 74 Slog.w(TAG, "***********************************************"); 75 Log.wtf(TAG, "BOOT FAILURE " + msg, e); 76 } 77 78 @Override 79 public void run() { 80 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_SYSTEM_RUN, 81 SystemClock.uptimeMillis()); 82 83 Looper.prepare(); 84 85 android.os.Process.setThreadPriority( 86 android.os.Process.THREAD_PRIORITY_FOREGROUND); 87 88 BinderInternal.disableBackgroundScheduling(true); 89 android.os.Process.setCanSelfBackground(false); 90 91 // Check whether we failed to shut down last time we tried. 92 { 93 final String shutdownAction = SystemProperties.get( 94 ShutdownThread.SHUTDOWN_ACTION_PROPERTY, ""); 95 if (shutdownAction != null && shutdownAction.length() > 0) { 96 boolean reboot = (shutdownAction.charAt(0) == '1'); 97 98 final String reason; 99 if (shutdownAction.length() > 1) { 100 reason = shutdownAction.substring(1, shutdownAction.length()); 101 } else { 102 reason = null; 103 } 104 105 ShutdownThread.rebootOrShutdown(reboot, reason); 106 } 107 } 108 109 String factoryTestStr = SystemProperties.get("ro.factorytest"); 110 int factoryTest = "".equals(factoryTestStr) ? SystemServer.FACTORY_TEST_OFF 111 : Integer.parseInt(factoryTestStr); 112 final boolean headless = "1".equals(SystemProperties.get("ro.config.headless", "0")); 113 114 LightsService lights = null; 115 PowerManagerService power = null; 116 BatteryService battery = null; 117 AlarmManagerService alarm = null; 118 NetworkManagementService networkManagement = null; 119 NetworkStatsService networkStats = null; 120 NetworkPolicyManagerService networkPolicy = null; 121 ConnectivityService connectivity = null; 122 WifiP2pService wifiP2p = null; 123 WifiService wifi = null; 124 NsdService serviceDiscovery= null; 125 IPackageManager pm = null; 126 Context context = null; 127 WindowManagerService wm = null; 128 BluetoothService bluetooth = null; 129 BluetoothA2dpService bluetoothA2dp = null; 130 DockObserver dock = null; 131 UsbService usb = null; 132 SerialService serial = null; 133 UiModeManagerService uiMode = null; 134 RecognitionManagerService recognition = null; 135 ThrottleService throttle = null; 136 NetworkTimeUpdateService networkTimeUpdater = null; 137 CommonTimeManagementService commonTimeMgmtService = null; 138 139 // Critical services... 140 try { 141 Slog.i(TAG, "Entropy Mixer"); 142 ServiceManager.addService("entropy", new EntropyMixer()); 143 144 Slog.i(TAG, "Power Manager"); 145 power = new PowerManagerService(); 146 ServiceManager.addService(Context.POWER_SERVICE, power); 147 148 Slog.i(TAG, "Activity Manager"); 149 context = ActivityManagerService.main(factoryTest); 150 151 Slog.i(TAG, "Telephony Registry"); 152 ServiceManager.addService("telephony.registry", new TelephonyRegistry(context)); 153 154 AttributeCache.init(context); 155 156 Slog.i(TAG, "Package Manager"); 157 // Only run "core" apps if we're encrypting the device. 158 String cryptState = SystemProperties.get("vold.decrypt"); 159 boolean onlyCore = false; 160 if (ENCRYPTING_STATE.equals(cryptState)) { 161 Slog.w(TAG, "Detected encryption in progress - only parsing core apps"); 162 onlyCore = true; 163 } else if (ENCRYPTED_STATE.equals(cryptState)) { 164 Slog.w(TAG, "Device encrypted - only parsing core apps"); 165 onlyCore = true; 166 } 167 168 pm = PackageManagerService.main(context, 169 factoryTest != SystemServer.FACTORY_TEST_OFF, 170 onlyCore); 171 boolean firstBoot = false; 172 try { 173 firstBoot = pm.isFirstBoot(); 174 } catch (RemoteException e) { 175 } 176 177 ActivityManagerService.setSystemProcess(); 178 179 mContentResolver = context.getContentResolver(); 180 181 // The AccountManager must come before the ContentService 182 try { 183 Slog.i(TAG, "Account Manager"); 184 ServiceManager.addService(Context.ACCOUNT_SERVICE, 185 new AccountManagerService(context)); 186 } catch (Throwable e) { 187 Slog.e(TAG, "Failure starting Account Manager", e); 188 } 189 190 Slog.i(TAG, "Content Manager"); 191 ContentService.main(context, 192 factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL); 193 194 Slog.i(TAG, "System Content Providers"); 195 ActivityManagerService.installSystemProviders(); 196 197 Slog.i(TAG, "Lights Service"); 198 lights = new LightsService(context); 199 200 Slog.i(TAG, "Battery Service"); 201 battery = new BatteryService(context, lights); 202 ServiceManager.addService("battery", battery); 203 204 Slog.i(TAG, "Vibrator Service"); 205 ServiceManager.addService("vibrator", new VibratorService(context)); 206 207 // only initialize the power service after we have started the 208 // lights service, content providers and the battery service. 209 power.init(context, lights, ActivityManagerService.self(), battery); 210 211 Slog.i(TAG, "Alarm Manager"); 212 alarm = new AlarmManagerService(context); 213 ServiceManager.addService(Context.ALARM_SERVICE, alarm); 214 215 Slog.i(TAG, "Init Watchdog"); 216 Watchdog.getInstance().init(context, battery, power, alarm, 217 ActivityManagerService.self()); 218 219 Slog.i(TAG, "Window Manager"); 220 wm = WindowManagerService.main(context, power, 221 factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL, 222 !firstBoot); 223 ServiceManager.addService(Context.WINDOW_SERVICE, wm); 224 225 ActivityManagerService.self().setWindowManager(wm); 226 227 // Skip Bluetooth if we have an emulator kernel 228 // TODO: Use a more reliable check to see if this product should 229 // support Bluetooth - see bug 988521 230 if (SystemProperties.get("ro.kernel.qemu").equals("1")) { 231 Slog.i(TAG, "No Bluetooh Service (emulator)"); 232 } else if (factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL) { 233 Slog.i(TAG, "No Bluetooth Service (factory test)"); 234 } else { 235 Slog.i(TAG, "Bluetooth Service"); 236 bluetooth = new BluetoothService(context); 237 ServiceManager.addService(BluetoothAdapter.BLUETOOTH_SERVICE, bluetooth); 238 bluetooth.initAfterRegistration(); 239 240 if (!"0".equals(SystemProperties.get("system_init.startaudioservice"))) { 241 bluetoothA2dp = new BluetoothA2dpService(context, bluetooth); 242 ServiceManager.addService(BluetoothA2dpService.BLUETOOTH_A2DP_SERVICE, 243 bluetoothA2dp); 244 bluetooth.initAfterA2dpRegistration(); 245 } 246 247 int airplaneModeOn = Settings.System.getInt(mContentResolver, 248 Settings.System.AIRPLANE_MODE_ON, 0); 249 int bluetoothOn = Settings.Secure.getInt(mContentResolver, 250 Settings.Secure.BLUETOOTH_ON, 0); 251 if (airplaneModeOn == 0 && bluetoothOn != 0) { 252 bluetooth.enable(); 253 } 254 } 255 256 } catch (RuntimeException e) { 257 Slog.e("System", "******************************************"); 258 Slog.e("System", "************ Failure starting core service", e); 259 } 260 261 DevicePolicyManagerService devicePolicy = null; 262 StatusBarManagerService statusBar = null; 263 InputMethodManagerService imm = null; 264 AppWidgetService appWidget = null; 265 NotificationManagerService notification = null; 266 WallpaperManagerService wallpaper = null; 267 LocationManagerService location = null; 268 CountryDetectorService countryDetector = null; 269 TextServicesManagerService tsms = null; 270 LockSettingsService lockSettings = null; 271 272 // Bring up services needed for UI. 273 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 274 try { 275 Slog.i(TAG, "Input Method Service"); 276 imm = new InputMethodManagerService(context); 277 ServiceManager.addService(Context.INPUT_METHOD_SERVICE, imm); 278 } catch (Throwable e) { 279 reportWtf("starting Input Manager Service", e); 280 } 281 282 try { 283 Slog.i(TAG, "Accessibility Manager"); 284 ServiceManager.addService(Context.ACCESSIBILITY_SERVICE, 285 new AccessibilityManagerService(context)); 286 } catch (Throwable e) { 287 reportWtf("starting Accessibility Manager", e); 288 } 289 } 290 291 try { 292 wm.displayReady(); 293 } catch (Throwable e) { 294 reportWtf("making display ready", e); 295 } 296 297 try { 298 pm.performBootDexOpt(); 299 } catch (Throwable e) { 300 reportWtf("performing boot dexopt", e); 301 } 302 303 try { 304 ActivityManagerNative.getDefault().showBootMessage( 305 context.getResources().getText( 306 com.android.internal.R.string.android_upgrading_starting_apps), 307 false); 308 } catch (RemoteException e) { 309 } 310 311 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 312 try { 313 Slog.i(TAG, "LockSettingsService"); 314 lockSettings = new LockSettingsService(context); 315 ServiceManager.addService("lock_settings", lockSettings); 316 } catch (Throwable e) { 317 reportWtf("starting LockSettingsService service", e); 318 } 319 320 try { 321 Slog.i(TAG, "Device Policy"); 322 devicePolicy = new DevicePolicyManagerService(context); 323 ServiceManager.addService(Context.DEVICE_POLICY_SERVICE, devicePolicy); 324 } catch (Throwable e) { 325 reportWtf("starting DevicePolicyService", e); 326 } 327 328 try { 329 Slog.i(TAG, "Status Bar"); 330 statusBar = new StatusBarManagerService(context, wm); 331 ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar); 332 } catch (Throwable e) { 333 reportWtf("starting StatusBarManagerService", e); 334 } 335 336 try { 337 Slog.i(TAG, "Clipboard Service"); 338 ServiceManager.addService(Context.CLIPBOARD_SERVICE, 339 new ClipboardService(context)); 340 } catch (Throwable e) { 341 reportWtf("starting Clipboard Service", e); 342 } 343 344 try { 345 Slog.i(TAG, "NetworkManagement Service"); 346 networkManagement = NetworkManagementService.create(context); 347 ServiceManager.addService(Context.NETWORKMANAGEMENT_SERVICE, networkManagement); 348 } catch (Throwable e) { 349 reportWtf("starting NetworkManagement Service", e); 350 } 351 352 try { 353 Slog.i(TAG, "Text Service Manager Service"); 354 tsms = new TextServicesManagerService(context); 355 ServiceManager.addService(Context.TEXT_SERVICES_MANAGER_SERVICE, tsms); 356 } catch (Throwable e) { 357 reportWtf("starting Text Service Manager Service", e); 358 } 359 360 try { 361 Slog.i(TAG, "NetworkStats Service"); 362 networkStats = new NetworkStatsService(context, networkManagement, alarm); 363 ServiceManager.addService(Context.NETWORK_STATS_SERVICE, networkStats); 364 } catch (Throwable e) { 365 reportWtf("starting NetworkStats Service", e); 366 } 367 368 try { 369 Slog.i(TAG, "NetworkPolicy Service"); 370 networkPolicy = new NetworkPolicyManagerService( 371 context, ActivityManagerService.self(), power, 372 networkStats, networkManagement); 373 ServiceManager.addService(Context.NETWORK_POLICY_SERVICE, networkPolicy); 374 } catch (Throwable e) { 375 reportWtf("starting NetworkPolicy Service", e); 376 } 377 378 try { 379 Slog.i(TAG, "Wi-Fi P2pService"); 380 wifiP2p = new WifiP2pService(context); 381 ServiceManager.addService(Context.WIFI_P2P_SERVICE, wifiP2p); 382 } catch (Throwable e) { 383 reportWtf("starting Wi-Fi P2pService", e); 384 } 385 386 try { 387 Slog.i(TAG, "Wi-Fi Service"); 388 wifi = new WifiService(context); 389 ServiceManager.addService(Context.WIFI_SERVICE, wifi); 390 } catch (Throwable e) { 391 reportWtf("starting Wi-Fi Service", e); 392 } 393 394 try { 395 Slog.i(TAG, "Connectivity Service"); 396 connectivity = new ConnectivityService( 397 context, networkManagement, networkStats, networkPolicy); 398 ServiceManager.addService(Context.CONNECTIVITY_SERVICE, connectivity); 399 networkStats.bindConnectivityManager(connectivity); 400 networkPolicy.bindConnectivityManager(connectivity); 401 wifi.checkAndStartWifi(); 402 wifiP2p.connectivityServiceReady(); 403 } catch (Throwable e) { 404 reportWtf("starting Connectivity Service", e); 405 } 406 407 try { 408 Slog.i(TAG, "Network Service Discovery Service"); 409 serviceDiscovery = NsdService.create(context); 410 ServiceManager.addService( 411 Context.NSD_SERVICE, serviceDiscovery); 412 } catch (Throwable e) { 413 reportWtf("starting Service Discovery Service", e); 414 } 415 416 try { 417 Slog.i(TAG, "Throttle Service"); 418 throttle = new ThrottleService(context); 419 ServiceManager.addService( 420 Context.THROTTLE_SERVICE, throttle); 421 } catch (Throwable e) { 422 reportWtf("starting ThrottleService", e); 423 } 424 425 try { 426 Slog.i(TAG, "UpdateLock Service"); 427 ServiceManager.addService(Context.UPDATE_LOCK_SERVICE, 428 new UpdateLockService(context)); 429 } catch (Throwable e) { 430 reportWtf("starting UpdateLockService", e); 431 } 432 433 if (!"0".equals(SystemProperties.get("system_init.startmountservice"))) { 434 try { 435 /* 436 * NotificationManagerService is dependant on MountService, 437 * (for media / usb notifications) so we must start MountService first. 438 */ 439 Slog.i(TAG, "Mount Service"); 440 ServiceManager.addService("mount", new MountService(context)); 441 } catch (Throwable e) { 442 reportWtf("starting Mount Service", e); 443 } 444 } 445 446 try { 447 Slog.i(TAG, "Notification Manager"); 448 notification = new NotificationManagerService(context, statusBar, lights); 449 ServiceManager.addService(Context.NOTIFICATION_SERVICE, notification); 450 networkPolicy.bindNotificationManager(notification); 451 } catch (Throwable e) { 452 reportWtf("starting Notification Manager", e); 453 } 454 455 try { 456 Slog.i(TAG, "Device Storage Monitor"); 457 ServiceManager.addService(DeviceStorageMonitorService.SERVICE, 458 new DeviceStorageMonitorService(context)); 459 } catch (Throwable e) { 460 reportWtf("starting DeviceStorageMonitor service", e); 461 } 462 463 try { 464 Slog.i(TAG, "Location Manager"); 465 location = new LocationManagerService(context); 466 ServiceManager.addService(Context.LOCATION_SERVICE, location); 467 } catch (Throwable e) { 468 reportWtf("starting Location Manager", e); 469 } 470 471 try { 472 Slog.i(TAG, "Country Detector"); 473 countryDetector = new CountryDetectorService(context); 474 ServiceManager.addService(Context.COUNTRY_DETECTOR, countryDetector); 475 } catch (Throwable e) { 476 reportWtf("starting Country Detector", e); 477 } 478 479 try { 480 Slog.i(TAG, "Search Service"); 481 ServiceManager.addService(Context.SEARCH_SERVICE, 482 new SearchManagerService(context)); 483 } catch (Throwable e) { 484 reportWtf("starting Search Service", e); 485 } 486 487 try { 488 Slog.i(TAG, "DropBox Service"); 489 ServiceManager.addService(Context.DROPBOX_SERVICE, 490 new DropBoxManagerService(context, new File("/data/system/dropbox"))); 491 } catch (Throwable e) { 492 reportWtf("starting DropBoxManagerService", e); 493 } 494 495 if (context.getResources().getBoolean( 496 com.android.internal.R.bool.config_enableWallpaperService)) { 497 try { 498 Slog.i(TAG, "Wallpaper Service"); 499 if (!headless) { 500 wallpaper = new WallpaperManagerService(context); 501 ServiceManager.addService(Context.WALLPAPER_SERVICE, wallpaper); 502 } 503 } catch (Throwable e) { 504 reportWtf("starting Wallpaper Service", e); 505 } 506 } 507 508 if (!"0".equals(SystemProperties.get("system_init.startaudioservice"))) { 509 try { 510 Slog.i(TAG, "Audio Service"); 511 ServiceManager.addService(Context.AUDIO_SERVICE, new AudioService(context)); 512 } catch (Throwable e) { 513 reportWtf("starting Audio Service", e); 514 } 515 } 516 517 try { 518 Slog.i(TAG, "Dock Observer"); 519 // Listen for dock station changes 520 dock = new DockObserver(context, power); 521 } catch (Throwable e) { 522 reportWtf("starting DockObserver", e); 523 } 524 525 try { 526 Slog.i(TAG, "Wired Accessory Observer"); 527 // Listen for wired headset changes 528 new WiredAccessoryObserver(context); 529 } catch (Throwable e) { 530 reportWtf("starting WiredAccessoryObserver", e); 531 } 532 533 try { 534 Slog.i(TAG, "USB Service"); 535 // Manage USB host and device support 536 usb = new UsbService(context); 537 ServiceManager.addService(Context.USB_SERVICE, usb); 538 } catch (Throwable e) { 539 reportWtf("starting UsbService", e); 540 } 541 542 try { 543 Slog.i(TAG, "Serial Service"); 544 // Serial port support 545 serial = new SerialService(context); 546 ServiceManager.addService(Context.SERIAL_SERVICE, serial); 547 } catch (Throwable e) { 548 Slog.e(TAG, "Failure starting SerialService", e); 549 } 550 551 try { 552 Slog.i(TAG, "UI Mode Manager Service"); 553 // Listen for UI mode changes 554 uiMode = new UiModeManagerService(context); 555 } catch (Throwable e) { 556 reportWtf("starting UiModeManagerService", e); 557 } 558 559 try { 560 Slog.i(TAG, "Backup Service"); 561 ServiceManager.addService(Context.BACKUP_SERVICE, 562 new BackupManagerService(context)); 563 } catch (Throwable e) { 564 Slog.e(TAG, "Failure starting Backup Service", e); 565 } 566 567 try { 568 Slog.i(TAG, "AppWidget Service"); 569 appWidget = new AppWidgetService(context); 570 ServiceManager.addService(Context.APPWIDGET_SERVICE, appWidget); 571 } catch (Throwable e) { 572 reportWtf("starting AppWidget Service", e); 573 } 574 575 try { 576 Slog.i(TAG, "Recognition Service"); 577 recognition = new RecognitionManagerService(context); 578 } catch (Throwable e) { 579 reportWtf("starting Recognition Service", e); 580 } 581 582 try { 583 Slog.i(TAG, "DiskStats Service"); 584 ServiceManager.addService("diskstats", new DiskStatsService(context)); 585 } catch (Throwable e) { 586 reportWtf("starting DiskStats Service", e); 587 } 588 589 try { 590 // need to add this service even if SamplingProfilerIntegration.isEnabled() 591 // is false, because it is this service that detects system property change and 592 // turns on SamplingProfilerIntegration. Plus, when sampling profiler doesn't work, 593 // there is little overhead for running this service. 594 Slog.i(TAG, "SamplingProfiler Service"); 595 ServiceManager.addService("samplingprofiler", 596 new SamplingProfilerService(context)); 597 } catch (Throwable e) { 598 reportWtf("starting SamplingProfiler Service", e); 599 } 600 601 try { 602 Slog.i(TAG, "NetworkTimeUpdateService"); 603 networkTimeUpdater = new NetworkTimeUpdateService(context); 604 } catch (Throwable e) { 605 reportWtf("starting NetworkTimeUpdate service", e); 606 } 607 608 try { 609 Slog.i(TAG, "CommonTimeManagementService"); 610 commonTimeMgmtService = new CommonTimeManagementService(context); 611 ServiceManager.addService("commontime_management", commonTimeMgmtService); 612 } catch (Throwable e) { 613 reportWtf("starting CommonTimeManagementService service", e); 614 } 615 } 616 617 // Before things start rolling, be sure we have decided whether 618 // we are in safe mode. 619 final boolean safeMode = wm.detectSafeMode(); 620 if (safeMode) { 621 ActivityManagerService.self().enterSafeMode(); 622 // Post the safe mode state in the Zygote class 623 Zygote.systemInSafeMode = true; 624 // Disable the JIT for the system_server process 625 VMRuntime.getRuntime().disableJitCompilation(); 626 } else { 627 // Enable the JIT for the system_server process 628 VMRuntime.getRuntime().startJitCompilation(); 629 } 630 631 // It is now time to start up the app processes... 632 633 if (devicePolicy != null) { 634 try { 635 devicePolicy.systemReady(); 636 } catch (Throwable e) { 637 reportWtf("making Device Policy Service ready", e); 638 } 639 } 640 641 if (notification != null) { 642 try { 643 notification.systemReady(); 644 } catch (Throwable e) { 645 reportWtf("making Notification Service ready", e); 646 } 647 } 648 649 try { 650 wm.systemReady(); 651 } catch (Throwable e) { 652 reportWtf("making Window Manager Service ready", e); 653 } 654 655 if (safeMode) { 656 ActivityManagerService.self().showSafeModeOverlay(); 657 } 658 659 // Update the configuration for this context by hand, because we're going 660 // to start using it before the config change done in wm.systemReady() will 661 // propagate to it. 662 Configuration config = wm.computeNewConfiguration(); 663 DisplayMetrics metrics = new DisplayMetrics(); 664 WindowManager w = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 665 w.getDefaultDisplay().getMetrics(metrics); 666 context.getResources().updateConfiguration(config, metrics); 667 668 power.systemReady(); 669 try { 670 pm.systemReady(); 671 } catch (Throwable e) { 672 reportWtf("making Package Manager Service ready", e); 673 } 674 try { 675 lockSettings.systemReady(); 676 } catch (Throwable e) { 677 reportWtf("making Lock Settings Service ready", e); 678 } 679 680 // These are needed to propagate to the runnable below. 681 final Context contextF = context; 682 final BatteryService batteryF = battery; 683 final NetworkManagementService networkManagementF = networkManagement; 684 final NetworkStatsService networkStatsF = networkStats; 685 final NetworkPolicyManagerService networkPolicyF = networkPolicy; 686 final ConnectivityService connectivityF = connectivity; 687 final DockObserver dockF = dock; 688 final UsbService usbF = usb; 689 final ThrottleService throttleF = throttle; 690 final UiModeManagerService uiModeF = uiMode; 691 final AppWidgetService appWidgetF = appWidget; 692 final WallpaperManagerService wallpaperF = wallpaper; 693 final InputMethodManagerService immF = imm; 694 final RecognitionManagerService recognitionF = recognition; 695 final LocationManagerService locationF = location; 696 final CountryDetectorService countryDetectorF = countryDetector; 697 final NetworkTimeUpdateService networkTimeUpdaterF = networkTimeUpdater; 698 final CommonTimeManagementService commonTimeMgmtServiceF = commonTimeMgmtService; 699 final TextServicesManagerService textServiceManagerServiceF = tsms; 700 final StatusBarManagerService statusBarF = statusBar; 701 702 // We now tell the activity manager it is okay to run third party 703 // code. It will call back into us once it has gotten to the state 704 // where third party code can really run (but before it has actually 705 // started launching the initial applications), for us to complete our 706 // initialization. 707 ActivityManagerService.self().systemReady(new Runnable() { 708 public void run() { 709 Slog.i(TAG, "Making services ready"); 710 711 if (!headless) startSystemUi(contextF); 712 try { 713 if (batteryF != null) batteryF.systemReady(); 714 } catch (Throwable e) { 715 reportWtf("making Battery Service ready", e); 716 } 717 try { 718 if (networkManagementF != null) networkManagementF.systemReady(); 719 } catch (Throwable e) { 720 reportWtf("making Network Managment Service ready", e); 721 } 722 try { 723 if (networkStatsF != null) networkStatsF.systemReady(); 724 } catch (Throwable e) { 725 reportWtf("making Network Stats Service ready", e); 726 } 727 try { 728 if (networkPolicyF != null) networkPolicyF.systemReady(); 729 } catch (Throwable e) { 730 reportWtf("making Network Policy Service ready", e); 731 } 732 try { 733 if (connectivityF != null) connectivityF.systemReady(); 734 } catch (Throwable e) { 735 reportWtf("making Connectivity Service ready", e); 736 } 737 try { 738 if (dockF != null) dockF.systemReady(); 739 } catch (Throwable e) { 740 reportWtf("making Dock Service ready", e); 741 } 742 try { 743 if (usbF != null) usbF.systemReady(); 744 } catch (Throwable e) { 745 reportWtf("making USB Service ready", e); 746 } 747 try { 748 if (uiModeF != null) uiModeF.systemReady(); 749 } catch (Throwable e) { 750 reportWtf("making UI Mode Service ready", e); 751 } 752 try { 753 if (recognitionF != null) recognitionF.systemReady(); 754 } catch (Throwable e) { 755 reportWtf("making Recognition Service ready", e); 756 } 757 Watchdog.getInstance().start(); 758 759 // It is now okay to let the various system services start their 760 // third party code... 761 762 try { 763 if (appWidgetF != null) appWidgetF.systemReady(safeMode); 764 } catch (Throwable e) { 765 reportWtf("making App Widget Service ready", e); 766 } 767 try { 768 if (wallpaperF != null) wallpaperF.systemReady(); 769 } catch (Throwable e) { 770 reportWtf("making Wallpaper Service ready", e); 771 } 772 try { 773 if (immF != null) immF.systemReady(statusBarF); 774 } catch (Throwable e) { 775 reportWtf("making Input Method Service ready", e); 776 } 777 try { 778 if (locationF != null) locationF.systemReady(); 779 } catch (Throwable e) { 780 reportWtf("making Location Service ready", e); 781 } 782 try { 783 if (countryDetectorF != null) countryDetectorF.systemReady(); 784 } catch (Throwable e) { 785 reportWtf("making Country Detector Service ready", e); 786 } 787 try { 788 if (throttleF != null) throttleF.systemReady(); 789 } catch (Throwable e) { 790 reportWtf("making Throttle Service ready", e); 791 } 792 try { 793 if (networkTimeUpdaterF != null) networkTimeUpdaterF.systemReady(); 794 } catch (Throwable e) { 795 reportWtf("making Network Time Service ready", e); 796 } 797 try { 798 if (commonTimeMgmtServiceF != null) commonTimeMgmtServiceF.systemReady(); 799 } catch (Throwable e) { 800 reportWtf("making Common time management service ready", e); 801 } 802 try { 803 if (textServiceManagerServiceF != null) textServiceManagerServiceF.systemReady(); 804 } catch (Throwable e) { 805 reportWtf("making Text Services Manager Service ready", e); 806 } 807 } 808 }); 809 810 // For debug builds, log event loop stalls to dropbox for analysis. 811 if (StrictMode.conditionallyEnableDebugLogging()) { 812 Slog.i(TAG, "Enabled StrictMode for system server main thread."); 813 } 814 815 Looper.loop(); 816 Slog.d(TAG, "System ServerThread is exiting!"); 817 } 818 819 static final void startSystemUi(Context context) { 820 Intent intent = new Intent(); 821 intent.setComponent(new ComponentName("com.android.systemui", 822 "com.android.systemui.SystemUIService")); 823 Slog.d(TAG, "Starting service: " + intent); 824 context.startService(intent); 825 } 826} 827 828public class SystemServer { 829 private static final String TAG = "SystemServer"; 830 831 public static final int FACTORY_TEST_OFF = 0; 832 public static final int FACTORY_TEST_LOW_LEVEL = 1; 833 public static final int FACTORY_TEST_HIGH_LEVEL = 2; 834 835 static Timer timer; 836 static final long SNAPSHOT_INTERVAL = 60 * 60 * 1000; // 1hr 837 838 // The earliest supported time. We pick one day into 1970, to 839 // give any timezone code room without going into negative time. 840 private static final long EARLIEST_SUPPORTED_TIME = 86400 * 1000; 841 842 /** 843 * This method is called from Zygote to initialize the system. This will cause the native 844 * services (SurfaceFlinger, AudioFlinger, etc..) to be started. After that it will call back 845 * up into init2() to start the Android services. 846 */ 847 native public static void init1(String[] args); 848 849 public static void main(String[] args) { 850 if (System.currentTimeMillis() < EARLIEST_SUPPORTED_TIME) { 851 // If a device's clock is before 1970 (before 0), a lot of 852 // APIs crash dealing with negative numbers, notably 853 // java.io.File#setLastModified, so instead we fake it and 854 // hope that time from cell towers or NTP fixes it 855 // shortly. 856 Slog.w(TAG, "System clock is before 1970; setting to 1970."); 857 SystemClock.setCurrentTimeMillis(EARLIEST_SUPPORTED_TIME); 858 } 859 860 if (SamplingProfilerIntegration.isEnabled()) { 861 SamplingProfilerIntegration.start(); 862 timer = new Timer(); 863 timer.schedule(new TimerTask() { 864 @Override 865 public void run() { 866 SamplingProfilerIntegration.writeSnapshot("system_server", null); 867 } 868 }, SNAPSHOT_INTERVAL, SNAPSHOT_INTERVAL); 869 } 870 871 // Mmmmmm... more memory! 872 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 873 874 // The system server has to run all of the time, so it needs to be 875 // as efficient as possible with its memory usage. 876 VMRuntime.getRuntime().setTargetHeapUtilization(0.8f); 877 878 System.loadLibrary("android_servers"); 879 init1(args); 880 } 881 882 public static final void init2() { 883 Slog.i(TAG, "Entered the Android system server!"); 884 Thread thr = new ServerThread(); 885 thr.setName("android.server.ServerThread"); 886 thr.start(); 887 } 888} 889