SystemServer.java revision 9341f389dbad2df1a30dabfbada8e3a92a4a39f3
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.service.dreams.DreamManagerService; 42import android.util.DisplayMetrics; 43import android.util.EventLog; 44import android.util.Log; 45import android.util.Slog; 46import android.view.WindowManager; 47 48import com.android.internal.app.ShutdownThread; 49import com.android.internal.os.BinderInternal; 50import com.android.internal.os.SamplingProfilerIntegration; 51import com.android.internal.widget.LockSettingsService; 52import com.android.server.accessibility.AccessibilityManagerService; 53import com.android.server.am.ActivityManagerService; 54import com.android.server.input.InputManagerService; 55import com.android.server.net.NetworkPolicyManagerService; 56import com.android.server.net.NetworkStatsService; 57import com.android.server.pm.PackageManagerService; 58import com.android.server.usb.UsbService; 59import com.android.server.wm.WindowManagerService; 60 61import dalvik.system.VMRuntime; 62import dalvik.system.Zygote; 63 64import java.io.File; 65import java.util.Timer; 66import java.util.TimerTask; 67 68class ServerThread extends Thread { 69 private static final String TAG = "SystemServer"; 70 private static final String ENCRYPTING_STATE = "trigger_restart_min_framework"; 71 private static final String ENCRYPTED_STATE = "1"; 72 73 ContentResolver mContentResolver; 74 75 void reportWtf(String msg, Throwable e) { 76 Slog.w(TAG, "***********************************************"); 77 Log.wtf(TAG, "BOOT FAILURE " + msg, e); 78 } 79 80 @Override 81 public void run() { 82 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_SYSTEM_RUN, 83 SystemClock.uptimeMillis()); 84 85 Looper.prepare(); 86 87 android.os.Process.setThreadPriority( 88 android.os.Process.THREAD_PRIORITY_FOREGROUND); 89 90 BinderInternal.disableBackgroundScheduling(true); 91 android.os.Process.setCanSelfBackground(false); 92 93 // Check whether we failed to shut down last time we tried. 94 { 95 final String shutdownAction = SystemProperties.get( 96 ShutdownThread.SHUTDOWN_ACTION_PROPERTY, ""); 97 if (shutdownAction != null && shutdownAction.length() > 0) { 98 boolean reboot = (shutdownAction.charAt(0) == '1'); 99 100 final String reason; 101 if (shutdownAction.length() > 1) { 102 reason = shutdownAction.substring(1, shutdownAction.length()); 103 } else { 104 reason = null; 105 } 106 107 ShutdownThread.rebootOrShutdown(reboot, reason); 108 } 109 } 110 111 String factoryTestStr = SystemProperties.get("ro.factorytest"); 112 int factoryTest = "".equals(factoryTestStr) ? SystemServer.FACTORY_TEST_OFF 113 : Integer.parseInt(factoryTestStr); 114 final boolean headless = "1".equals(SystemProperties.get("ro.config.headless", "0")); 115 116 LightsService lights = null; 117 PowerManagerService power = null; 118 BatteryService battery = null; 119 VibratorService vibrator = null; 120 AlarmManagerService alarm = null; 121 NetworkManagementService networkManagement = null; 122 NetworkStatsService networkStats = null; 123 NetworkPolicyManagerService networkPolicy = null; 124 ConnectivityService connectivity = null; 125 WifiP2pService wifiP2p = null; 126 WifiService wifi = null; 127 NsdService serviceDiscovery= null; 128 IPackageManager pm = null; 129 Context context = null; 130 WindowManagerService wm = null; 131 BluetoothService bluetooth = null; 132 BluetoothA2dpService bluetoothA2dp = null; 133 DockObserver dock = null; 134 UsbService usb = null; 135 SerialService serial = null; 136 UiModeManagerService uiMode = null; 137 RecognitionManagerService recognition = null; 138 ThrottleService throttle = null; 139 NetworkTimeUpdateService networkTimeUpdater = null; 140 CommonTimeManagementService commonTimeMgmtService = null; 141 InputManagerService inputManager = null; 142 143 // Critical services... 144 try { 145 Slog.i(TAG, "Entropy Mixer"); 146 ServiceManager.addService("entropy", new EntropyMixer()); 147 148 Slog.i(TAG, "Power Manager"); 149 power = new PowerManagerService(); 150 ServiceManager.addService(Context.POWER_SERVICE, power); 151 152 Slog.i(TAG, "Activity Manager"); 153 context = ActivityManagerService.main(factoryTest); 154 155 Slog.i(TAG, "Telephony Registry"); 156 ServiceManager.addService("telephony.registry", new TelephonyRegistry(context)); 157 158 AttributeCache.init(context); 159 160 Slog.i(TAG, "Package Manager"); 161 // Only run "core" apps if we're encrypting the device. 162 String cryptState = SystemProperties.get("vold.decrypt"); 163 boolean onlyCore = false; 164 if (ENCRYPTING_STATE.equals(cryptState)) { 165 Slog.w(TAG, "Detected encryption in progress - only parsing core apps"); 166 onlyCore = true; 167 } else if (ENCRYPTED_STATE.equals(cryptState)) { 168 Slog.w(TAG, "Device encrypted - only parsing core apps"); 169 onlyCore = true; 170 } 171 172 pm = PackageManagerService.main(context, 173 factoryTest != SystemServer.FACTORY_TEST_OFF, 174 onlyCore); 175 boolean firstBoot = false; 176 try { 177 firstBoot = pm.isFirstBoot(); 178 } catch (RemoteException e) { 179 } 180 181 ActivityManagerService.setSystemProcess(); 182 183 mContentResolver = context.getContentResolver(); 184 185 // The AccountManager must come before the ContentService 186 try { 187 Slog.i(TAG, "Account Manager"); 188 ServiceManager.addService(Context.ACCOUNT_SERVICE, 189 new AccountManagerService(context)); 190 } catch (Throwable e) { 191 Slog.e(TAG, "Failure starting Account Manager", e); 192 } 193 194 Slog.i(TAG, "Content Manager"); 195 ContentService.main(context, 196 factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL); 197 198 Slog.i(TAG, "System Content Providers"); 199 ActivityManagerService.installSystemProviders(); 200 201 Slog.i(TAG, "Lights Service"); 202 lights = new LightsService(context); 203 204 Slog.i(TAG, "Battery Service"); 205 battery = new BatteryService(context, lights); 206 ServiceManager.addService("battery", battery); 207 208 Slog.i(TAG, "Vibrator Service"); 209 vibrator = new VibratorService(context); 210 ServiceManager.addService("vibrator", vibrator); 211 212 // only initialize the power service after we have started the 213 // lights service, content providers and the battery service. 214 power.init(context, lights, ActivityManagerService.self(), battery); 215 216 Slog.i(TAG, "Alarm Manager"); 217 alarm = new AlarmManagerService(context); 218 ServiceManager.addService(Context.ALARM_SERVICE, alarm); 219 220 Slog.i(TAG, "Init Watchdog"); 221 Watchdog.getInstance().init(context, battery, power, alarm, 222 ActivityManagerService.self()); 223 224 Slog.i(TAG, "Window Manager"); 225 wm = WindowManagerService.main(context, power, 226 factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL, 227 !firstBoot); 228 ServiceManager.addService(Context.WINDOW_SERVICE, wm); 229 inputManager = wm.getInputManagerService(); 230 ServiceManager.addService(Context.INPUT_SERVICE, inputManager); 231 232 ActivityManagerService.self().setWindowManager(wm); 233 234 // Skip Bluetooth if we have an emulator kernel 235 // TODO: Use a more reliable check to see if this product should 236 // support Bluetooth - see bug 988521 237 if (SystemProperties.get("ro.kernel.qemu").equals("1")) { 238 Slog.i(TAG, "No Bluetooh Service (emulator)"); 239 } else if (factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL) { 240 Slog.i(TAG, "No Bluetooth Service (factory test)"); 241 } else { 242 Slog.i(TAG, "Bluetooth Service"); 243 bluetooth = new BluetoothService(context); 244 ServiceManager.addService(BluetoothAdapter.BLUETOOTH_SERVICE, bluetooth); 245 bluetooth.initAfterRegistration(); 246 247 if (!"0".equals(SystemProperties.get("system_init.startaudioservice"))) { 248 bluetoothA2dp = new BluetoothA2dpService(context, bluetooth); 249 ServiceManager.addService(BluetoothA2dpService.BLUETOOTH_A2DP_SERVICE, 250 bluetoothA2dp); 251 bluetooth.initAfterA2dpRegistration(); 252 } 253 254 int bluetoothOn = Settings.Secure.getInt(mContentResolver, 255 Settings.Secure.BLUETOOTH_ON, 0); 256 if (bluetoothOn != 0) { 257 bluetooth.enable(); 258 } 259 } 260 261 } catch (RuntimeException e) { 262 Slog.e("System", "******************************************"); 263 Slog.e("System", "************ Failure starting core service", e); 264 } 265 266 DevicePolicyManagerService devicePolicy = null; 267 StatusBarManagerService statusBar = null; 268 InputMethodManagerService imm = null; 269 AppWidgetService appWidget = null; 270 NotificationManagerService notification = null; 271 WallpaperManagerService wallpaper = null; 272 LocationManagerService location = null; 273 CountryDetectorService countryDetector = null; 274 TextServicesManagerService tsms = null; 275 LockSettingsService lockSettings = null; 276 DreamManagerService dreamy = null; 277 278 // Bring up services needed for UI. 279 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 280 try { 281 Slog.i(TAG, "Input Method Service"); 282 imm = new InputMethodManagerService(context, wm); 283 ServiceManager.addService(Context.INPUT_METHOD_SERVICE, imm); 284 } catch (Throwable e) { 285 reportWtf("starting Input Manager Service", e); 286 } 287 288 try { 289 Slog.i(TAG, "Accessibility Manager"); 290 ServiceManager.addService(Context.ACCESSIBILITY_SERVICE, 291 new AccessibilityManagerService(context)); 292 } catch (Throwable e) { 293 reportWtf("starting Accessibility Manager", e); 294 } 295 } 296 297 try { 298 wm.displayReady(); 299 } catch (Throwable e) { 300 reportWtf("making display ready", e); 301 } 302 303 try { 304 pm.performBootDexOpt(); 305 } catch (Throwable e) { 306 reportWtf("performing boot dexopt", e); 307 } 308 309 try { 310 ActivityManagerNative.getDefault().showBootMessage( 311 context.getResources().getText( 312 com.android.internal.R.string.android_upgrading_starting_apps), 313 false); 314 } catch (RemoteException e) { 315 } 316 317 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 318 try { 319 Slog.i(TAG, "LockSettingsService"); 320 lockSettings = new LockSettingsService(context); 321 ServiceManager.addService("lock_settings", lockSettings); 322 } catch (Throwable e) { 323 reportWtf("starting LockSettingsService service", e); 324 } 325 326 try { 327 Slog.i(TAG, "Device Policy"); 328 devicePolicy = new DevicePolicyManagerService(context); 329 ServiceManager.addService(Context.DEVICE_POLICY_SERVICE, devicePolicy); 330 } catch (Throwable e) { 331 reportWtf("starting DevicePolicyService", e); 332 } 333 334 try { 335 Slog.i(TAG, "Status Bar"); 336 statusBar = new StatusBarManagerService(context, wm); 337 ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar); 338 } catch (Throwable e) { 339 reportWtf("starting StatusBarManagerService", e); 340 } 341 342 try { 343 Slog.i(TAG, "Clipboard Service"); 344 ServiceManager.addService(Context.CLIPBOARD_SERVICE, 345 new ClipboardService(context)); 346 } catch (Throwable e) { 347 reportWtf("starting Clipboard Service", e); 348 } 349 350 try { 351 Slog.i(TAG, "NetworkManagement Service"); 352 networkManagement = NetworkManagementService.create(context); 353 ServiceManager.addService(Context.NETWORKMANAGEMENT_SERVICE, networkManagement); 354 } catch (Throwable e) { 355 reportWtf("starting NetworkManagement Service", e); 356 } 357 358 try { 359 Slog.i(TAG, "Text Service Manager Service"); 360 tsms = new TextServicesManagerService(context); 361 ServiceManager.addService(Context.TEXT_SERVICES_MANAGER_SERVICE, tsms); 362 } catch (Throwable e) { 363 reportWtf("starting Text Service Manager Service", e); 364 } 365 366 try { 367 Slog.i(TAG, "NetworkStats Service"); 368 networkStats = new NetworkStatsService(context, networkManagement, alarm); 369 ServiceManager.addService(Context.NETWORK_STATS_SERVICE, networkStats); 370 } catch (Throwable e) { 371 reportWtf("starting NetworkStats Service", e); 372 } 373 374 try { 375 Slog.i(TAG, "NetworkPolicy Service"); 376 networkPolicy = new NetworkPolicyManagerService( 377 context, ActivityManagerService.self(), power, 378 networkStats, networkManagement); 379 ServiceManager.addService(Context.NETWORK_POLICY_SERVICE, networkPolicy); 380 } catch (Throwable e) { 381 reportWtf("starting NetworkPolicy Service", e); 382 } 383 384 try { 385 Slog.i(TAG, "Wi-Fi P2pService"); 386 wifiP2p = new WifiP2pService(context); 387 ServiceManager.addService(Context.WIFI_P2P_SERVICE, wifiP2p); 388 } catch (Throwable e) { 389 reportWtf("starting Wi-Fi P2pService", e); 390 } 391 392 try { 393 Slog.i(TAG, "Wi-Fi Service"); 394 wifi = new WifiService(context); 395 ServiceManager.addService(Context.WIFI_SERVICE, wifi); 396 } catch (Throwable e) { 397 reportWtf("starting Wi-Fi Service", e); 398 } 399 400 try { 401 Slog.i(TAG, "Connectivity Service"); 402 connectivity = new ConnectivityService( 403 context, networkManagement, networkStats, networkPolicy); 404 ServiceManager.addService(Context.CONNECTIVITY_SERVICE, connectivity); 405 networkStats.bindConnectivityManager(connectivity); 406 networkPolicy.bindConnectivityManager(connectivity); 407 wifi.checkAndStartWifi(); 408 wifiP2p.connectivityServiceReady(); 409 } catch (Throwable e) { 410 reportWtf("starting Connectivity Service", e); 411 } 412 413 try { 414 Slog.i(TAG, "Network Service Discovery Service"); 415 serviceDiscovery = NsdService.create(context); 416 ServiceManager.addService( 417 Context.NSD_SERVICE, serviceDiscovery); 418 } catch (Throwable e) { 419 reportWtf("starting Service Discovery Service", e); 420 } 421 422 try { 423 Slog.i(TAG, "Throttle Service"); 424 throttle = new ThrottleService(context); 425 ServiceManager.addService( 426 Context.THROTTLE_SERVICE, throttle); 427 } catch (Throwable e) { 428 reportWtf("starting ThrottleService", e); 429 } 430 431 try { 432 Slog.i(TAG, "UpdateLock Service"); 433 ServiceManager.addService(Context.UPDATE_LOCK_SERVICE, 434 new UpdateLockService(context)); 435 } catch (Throwable e) { 436 reportWtf("starting UpdateLockService", e); 437 } 438 439 if (!"0".equals(SystemProperties.get("system_init.startmountservice"))) { 440 try { 441 /* 442 * NotificationManagerService is dependant on MountService, 443 * (for media / usb notifications) so we must start MountService first. 444 */ 445 Slog.i(TAG, "Mount Service"); 446 ServiceManager.addService("mount", new MountService(context)); 447 } catch (Throwable e) { 448 reportWtf("starting Mount Service", e); 449 } 450 } 451 452 try { 453 Slog.i(TAG, "Notification Manager"); 454 notification = new NotificationManagerService(context, statusBar, lights); 455 ServiceManager.addService(Context.NOTIFICATION_SERVICE, notification); 456 networkPolicy.bindNotificationManager(notification); 457 } catch (Throwable e) { 458 reportWtf("starting Notification Manager", e); 459 } 460 461 try { 462 Slog.i(TAG, "Device Storage Monitor"); 463 ServiceManager.addService(DeviceStorageMonitorService.SERVICE, 464 new DeviceStorageMonitorService(context)); 465 } catch (Throwable e) { 466 reportWtf("starting DeviceStorageMonitor service", e); 467 } 468 469 try { 470 Slog.i(TAG, "Location Manager"); 471 location = new LocationManagerService(context); 472 ServiceManager.addService(Context.LOCATION_SERVICE, location); 473 } catch (Throwable e) { 474 reportWtf("starting Location Manager", e); 475 } 476 477 try { 478 Slog.i(TAG, "Country Detector"); 479 countryDetector = new CountryDetectorService(context); 480 ServiceManager.addService(Context.COUNTRY_DETECTOR, countryDetector); 481 } catch (Throwable e) { 482 reportWtf("starting Country Detector", e); 483 } 484 485 try { 486 Slog.i(TAG, "Search Service"); 487 ServiceManager.addService(Context.SEARCH_SERVICE, 488 new SearchManagerService(context)); 489 } catch (Throwable e) { 490 reportWtf("starting Search Service", e); 491 } 492 493 try { 494 Slog.i(TAG, "DropBox Service"); 495 ServiceManager.addService(Context.DROPBOX_SERVICE, 496 new DropBoxManagerService(context, new File("/data/system/dropbox"))); 497 } catch (Throwable e) { 498 reportWtf("starting DropBoxManagerService", e); 499 } 500 501 if (context.getResources().getBoolean( 502 com.android.internal.R.bool.config_enableWallpaperService)) { 503 try { 504 Slog.i(TAG, "Wallpaper Service"); 505 if (!headless) { 506 wallpaper = new WallpaperManagerService(context); 507 ServiceManager.addService(Context.WALLPAPER_SERVICE, wallpaper); 508 } 509 } catch (Throwable e) { 510 reportWtf("starting Wallpaper Service", e); 511 } 512 } 513 514 if (!"0".equals(SystemProperties.get("system_init.startaudioservice"))) { 515 try { 516 Slog.i(TAG, "Audio Service"); 517 ServiceManager.addService(Context.AUDIO_SERVICE, new AudioService(context)); 518 } catch (Throwable e) { 519 reportWtf("starting Audio Service", e); 520 } 521 } 522 523 try { 524 Slog.i(TAG, "Dock Observer"); 525 // Listen for dock station changes 526 dock = new DockObserver(context, power); 527 } catch (Throwable e) { 528 reportWtf("starting DockObserver", e); 529 } 530 531 try { 532 Slog.i(TAG, "Wired Accessory Observer"); 533 // Listen for wired headset changes 534 new WiredAccessoryObserver(context); 535 } catch (Throwable e) { 536 reportWtf("starting WiredAccessoryObserver", e); 537 } 538 539 try { 540 Slog.i(TAG, "USB Service"); 541 // Manage USB host and device support 542 usb = new UsbService(context); 543 ServiceManager.addService(Context.USB_SERVICE, usb); 544 } catch (Throwable e) { 545 reportWtf("starting UsbService", e); 546 } 547 548 try { 549 Slog.i(TAG, "Serial Service"); 550 // Serial port support 551 serial = new SerialService(context); 552 ServiceManager.addService(Context.SERIAL_SERVICE, serial); 553 } catch (Throwable e) { 554 Slog.e(TAG, "Failure starting SerialService", e); 555 } 556 557 try { 558 Slog.i(TAG, "UI Mode Manager Service"); 559 // Listen for UI mode changes 560 uiMode = new UiModeManagerService(context); 561 } catch (Throwable e) { 562 reportWtf("starting UiModeManagerService", e); 563 } 564 565 try { 566 Slog.i(TAG, "Backup Service"); 567 ServiceManager.addService(Context.BACKUP_SERVICE, 568 new BackupManagerService(context)); 569 } catch (Throwable e) { 570 Slog.e(TAG, "Failure starting Backup Service", e); 571 } 572 573 try { 574 Slog.i(TAG, "AppWidget Service"); 575 appWidget = new AppWidgetService(context); 576 ServiceManager.addService(Context.APPWIDGET_SERVICE, appWidget); 577 } catch (Throwable e) { 578 reportWtf("starting AppWidget Service", e); 579 } 580 581 try { 582 Slog.i(TAG, "Recognition Service"); 583 recognition = new RecognitionManagerService(context); 584 } catch (Throwable e) { 585 reportWtf("starting Recognition Service", e); 586 } 587 588 try { 589 Slog.i(TAG, "DiskStats Service"); 590 ServiceManager.addService("diskstats", new DiskStatsService(context)); 591 } catch (Throwable e) { 592 reportWtf("starting DiskStats Service", e); 593 } 594 595 try { 596 // need to add this service even if SamplingProfilerIntegration.isEnabled() 597 // is false, because it is this service that detects system property change and 598 // turns on SamplingProfilerIntegration. Plus, when sampling profiler doesn't work, 599 // there is little overhead for running this service. 600 Slog.i(TAG, "SamplingProfiler Service"); 601 ServiceManager.addService("samplingprofiler", 602 new SamplingProfilerService(context)); 603 } catch (Throwable e) { 604 reportWtf("starting SamplingProfiler Service", e); 605 } 606 607 try { 608 Slog.i(TAG, "NetworkTimeUpdateService"); 609 networkTimeUpdater = new NetworkTimeUpdateService(context); 610 } catch (Throwable e) { 611 reportWtf("starting NetworkTimeUpdate service", e); 612 } 613 614 try { 615 Slog.i(TAG, "CommonTimeManagementService"); 616 commonTimeMgmtService = new CommonTimeManagementService(context); 617 ServiceManager.addService("commontime_management", commonTimeMgmtService); 618 } catch (Throwable e) { 619 reportWtf("starting CommonTimeManagementService service", e); 620 } 621 622 if (context.getResources().getBoolean( 623 com.android.internal.R.bool.config_enableDreams)) { 624 try { 625 Slog.i(TAG, "Dreams Service"); 626 // Dreams (interactive idle-time views, a/k/a screen savers) 627 dreamy = new DreamManagerService(context); 628 ServiceManager.addService("dreams", dreamy); 629 } catch (Throwable e) { 630 reportWtf("starting DreamManagerService", e); 631 } 632 } 633 } 634 635 // Before things start rolling, be sure we have decided whether 636 // we are in safe mode. 637 final boolean safeMode = wm.detectSafeMode(); 638 if (safeMode) { 639 ActivityManagerService.self().enterSafeMode(); 640 // Post the safe mode state in the Zygote class 641 Zygote.systemInSafeMode = true; 642 // Disable the JIT for the system_server process 643 VMRuntime.getRuntime().disableJitCompilation(); 644 } else { 645 // Enable the JIT for the system_server process 646 VMRuntime.getRuntime().startJitCompilation(); 647 } 648 649 // It is now time to start up the app processes... 650 651 try { 652 vibrator.systemReady(); 653 } catch (Throwable e) { 654 reportWtf("making Vibrator Service ready", e); 655 } 656 657 if (devicePolicy != null) { 658 try { 659 devicePolicy.systemReady(); 660 } catch (Throwable e) { 661 reportWtf("making Device Policy Service ready", e); 662 } 663 } 664 665 if (notification != null) { 666 try { 667 notification.systemReady(); 668 } catch (Throwable e) { 669 reportWtf("making Notification Service ready", e); 670 } 671 } 672 673 try { 674 wm.systemReady(); 675 } catch (Throwable e) { 676 reportWtf("making Window Manager Service ready", e); 677 } 678 679 if (safeMode) { 680 ActivityManagerService.self().showSafeModeOverlay(); 681 } 682 683 // Update the configuration for this context by hand, because we're going 684 // to start using it before the config change done in wm.systemReady() will 685 // propagate to it. 686 Configuration config = wm.computeNewConfiguration(); 687 DisplayMetrics metrics = new DisplayMetrics(); 688 WindowManager w = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 689 w.getDefaultDisplay().getMetrics(metrics); 690 context.getResources().updateConfiguration(config, metrics); 691 692 power.systemReady(); 693 try { 694 pm.systemReady(); 695 } catch (Throwable e) { 696 reportWtf("making Package Manager Service ready", e); 697 } 698 try { 699 lockSettings.systemReady(); 700 } catch (Throwable e) { 701 reportWtf("making Lock Settings Service ready", e); 702 } 703 704 // These are needed to propagate to the runnable below. 705 final Context contextF = context; 706 final BatteryService batteryF = battery; 707 final NetworkManagementService networkManagementF = networkManagement; 708 final NetworkStatsService networkStatsF = networkStats; 709 final NetworkPolicyManagerService networkPolicyF = networkPolicy; 710 final ConnectivityService connectivityF = connectivity; 711 final DockObserver dockF = dock; 712 final UsbService usbF = usb; 713 final ThrottleService throttleF = throttle; 714 final UiModeManagerService uiModeF = uiMode; 715 final AppWidgetService appWidgetF = appWidget; 716 final WallpaperManagerService wallpaperF = wallpaper; 717 final InputMethodManagerService immF = imm; 718 final RecognitionManagerService recognitionF = recognition; 719 final LocationManagerService locationF = location; 720 final CountryDetectorService countryDetectorF = countryDetector; 721 final NetworkTimeUpdateService networkTimeUpdaterF = networkTimeUpdater; 722 final CommonTimeManagementService commonTimeMgmtServiceF = commonTimeMgmtService; 723 final TextServicesManagerService textServiceManagerServiceF = tsms; 724 final StatusBarManagerService statusBarF = statusBar; 725 final DreamManagerService dreamyF = dreamy; 726 final InputManagerService inputManagerF = inputManager; 727 final BluetoothService bluetoothF = bluetooth; 728 729 // We now tell the activity manager it is okay to run third party 730 // code. It will call back into us once it has gotten to the state 731 // where third party code can really run (but before it has actually 732 // started launching the initial applications), for us to complete our 733 // initialization. 734 ActivityManagerService.self().systemReady(new Runnable() { 735 public void run() { 736 Slog.i(TAG, "Making services ready"); 737 738 if (!headless) startSystemUi(contextF); 739 try { 740 if (batteryF != null) batteryF.systemReady(); 741 } catch (Throwable e) { 742 reportWtf("making Battery Service ready", e); 743 } 744 try { 745 if (networkManagementF != null) networkManagementF.systemReady(); 746 } catch (Throwable e) { 747 reportWtf("making Network Managment Service ready", e); 748 } 749 try { 750 if (networkStatsF != null) networkStatsF.systemReady(); 751 } catch (Throwable e) { 752 reportWtf("making Network Stats Service ready", e); 753 } 754 try { 755 if (networkPolicyF != null) networkPolicyF.systemReady(); 756 } catch (Throwable e) { 757 reportWtf("making Network Policy Service ready", e); 758 } 759 try { 760 if (connectivityF != null) connectivityF.systemReady(); 761 } catch (Throwable e) { 762 reportWtf("making Connectivity Service ready", e); 763 } 764 try { 765 if (dockF != null) dockF.systemReady(); 766 } catch (Throwable e) { 767 reportWtf("making Dock Service ready", e); 768 } 769 try { 770 if (usbF != null) usbF.systemReady(); 771 } catch (Throwable e) { 772 reportWtf("making USB Service ready", e); 773 } 774 try { 775 if (uiModeF != null) uiModeF.systemReady(); 776 } catch (Throwable e) { 777 reportWtf("making UI Mode Service ready", e); 778 } 779 try { 780 if (recognitionF != null) recognitionF.systemReady(); 781 } catch (Throwable e) { 782 reportWtf("making Recognition Service ready", e); 783 } 784 Watchdog.getInstance().start(); 785 786 // It is now okay to let the various system services start their 787 // third party code... 788 789 try { 790 if (appWidgetF != null) appWidgetF.systemReady(safeMode); 791 } catch (Throwable e) { 792 reportWtf("making App Widget Service ready", e); 793 } 794 try { 795 if (wallpaperF != null) wallpaperF.systemReady(); 796 } catch (Throwable e) { 797 reportWtf("making Wallpaper Service ready", e); 798 } 799 try { 800 if (immF != null) immF.systemReady(statusBarF); 801 } catch (Throwable e) { 802 reportWtf("making Input Method Service ready", e); 803 } 804 try { 805 if (locationF != null) locationF.systemReady(); 806 } catch (Throwable e) { 807 reportWtf("making Location Service ready", e); 808 } 809 try { 810 if (countryDetectorF != null) countryDetectorF.systemReady(); 811 } catch (Throwable e) { 812 reportWtf("making Country Detector Service ready", e); 813 } 814 try { 815 if (throttleF != null) throttleF.systemReady(); 816 } catch (Throwable e) { 817 reportWtf("making Throttle Service ready", e); 818 } 819 try { 820 if (networkTimeUpdaterF != null) networkTimeUpdaterF.systemReady(); 821 } catch (Throwable e) { 822 reportWtf("making Network Time Service ready", e); 823 } 824 try { 825 if (commonTimeMgmtServiceF != null) commonTimeMgmtServiceF.systemReady(); 826 } catch (Throwable e) { 827 reportWtf("making Common time management service ready", e); 828 } 829 try { 830 if (textServiceManagerServiceF != null) textServiceManagerServiceF.systemReady(); 831 } catch (Throwable e) { 832 reportWtf("making Text Services Manager Service ready", e); 833 } 834 try { 835 if (dreamyF != null) dreamyF.systemReady(); 836 } catch (Throwable e) { 837 reportWtf("making DreamManagerService ready", e); 838 } 839 try { 840 if (inputManagerF != null) inputManagerF.systemReady(bluetoothF); 841 } catch (Throwable e) { 842 reportWtf("making InputManagerService ready", e); 843 } 844 } 845 }); 846 847 // For debug builds, log event loop stalls to dropbox for analysis. 848 if (StrictMode.conditionallyEnableDebugLogging()) { 849 Slog.i(TAG, "Enabled StrictMode for system server main thread."); 850 } 851 852 Looper.loop(); 853 Slog.d(TAG, "System ServerThread is exiting!"); 854 } 855 856 static final void startSystemUi(Context context) { 857 Intent intent = new Intent(); 858 intent.setComponent(new ComponentName("com.android.systemui", 859 "com.android.systemui.SystemUIService")); 860 Slog.d(TAG, "Starting service: " + intent); 861 context.startService(intent); 862 } 863} 864 865public class SystemServer { 866 private static final String TAG = "SystemServer"; 867 868 public static final int FACTORY_TEST_OFF = 0; 869 public static final int FACTORY_TEST_LOW_LEVEL = 1; 870 public static final int FACTORY_TEST_HIGH_LEVEL = 2; 871 872 static Timer timer; 873 static final long SNAPSHOT_INTERVAL = 60 * 60 * 1000; // 1hr 874 875 // The earliest supported time. We pick one day into 1970, to 876 // give any timezone code room without going into negative time. 877 private static final long EARLIEST_SUPPORTED_TIME = 86400 * 1000; 878 879 /** 880 * This method is called from Zygote to initialize the system. This will cause the native 881 * services (SurfaceFlinger, AudioFlinger, etc..) to be started. After that it will call back 882 * up into init2() to start the Android services. 883 */ 884 native public static void init1(String[] args); 885 886 public static void main(String[] args) { 887 if (System.currentTimeMillis() < EARLIEST_SUPPORTED_TIME) { 888 // If a device's clock is before 1970 (before 0), a lot of 889 // APIs crash dealing with negative numbers, notably 890 // java.io.File#setLastModified, so instead we fake it and 891 // hope that time from cell towers or NTP fixes it 892 // shortly. 893 Slog.w(TAG, "System clock is before 1970; setting to 1970."); 894 SystemClock.setCurrentTimeMillis(EARLIEST_SUPPORTED_TIME); 895 } 896 897 if (SamplingProfilerIntegration.isEnabled()) { 898 SamplingProfilerIntegration.start(); 899 timer = new Timer(); 900 timer.schedule(new TimerTask() { 901 @Override 902 public void run() { 903 SamplingProfilerIntegration.writeSnapshot("system_server", null); 904 } 905 }, SNAPSHOT_INTERVAL, SNAPSHOT_INTERVAL); 906 } 907 908 // Mmmmmm... more memory! 909 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 910 911 // The system server has to run all of the time, so it needs to be 912 // as efficient as possible with its memory usage. 913 VMRuntime.getRuntime().setTargetHeapUtilization(0.8f); 914 915 System.loadLibrary("android_servers"); 916 init1(args); 917 } 918 919 public static final void init2() { 920 Slog.i(TAG, "Entered the Android system server!"); 921 Thread thr = new ServerThread(); 922 thr.setName("android.server.ServerThread"); 923 thr.start(); 924 } 925} 926