SystemServer.java revision 07b0465095bd9ab3412caefa4fcacbdc3825c64b
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.SchedulingPolicyService; 34import android.os.ServiceManager; 35import android.os.StrictMode; 36import android.os.SystemClock; 37import android.os.SystemProperties; 38import android.provider.Settings; 39import android.server.BluetoothA2dpService; 40import android.server.BluetoothService; 41import android.server.search.SearchManagerService; 42import android.service.dreams.DreamManagerService; 43import android.util.DisplayMetrics; 44import android.util.EventLog; 45import android.util.Log; 46import android.util.Slog; 47import android.view.WindowManager; 48 49import com.android.internal.app.ShutdownThread; 50import com.android.internal.os.BinderInternal; 51import com.android.internal.os.SamplingProfilerIntegration; 52import com.android.internal.widget.LockSettingsService; 53import com.android.server.accessibility.AccessibilityManagerService; 54import com.android.server.am.ActivityManagerService; 55import com.android.server.input.InputManagerService; 56import com.android.server.net.NetworkPolicyManagerService; 57import com.android.server.net.NetworkStatsService; 58import com.android.server.pm.PackageManagerService; 59import com.android.server.usb.UsbService; 60import com.android.server.wm.WindowManagerService; 61 62import dalvik.system.VMRuntime; 63import dalvik.system.Zygote; 64 65import java.io.File; 66import java.util.Timer; 67import java.util.TimerTask; 68 69class ServerThread extends Thread { 70 private static final String TAG = "SystemServer"; 71 private static final String ENCRYPTING_STATE = "trigger_restart_min_framework"; 72 private static final String ENCRYPTED_STATE = "1"; 73 74 ContentResolver mContentResolver; 75 76 void reportWtf(String msg, Throwable e) { 77 Slog.w(TAG, "***********************************************"); 78 Log.wtf(TAG, "BOOT FAILURE " + msg, e); 79 } 80 81 @Override 82 public void run() { 83 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_SYSTEM_RUN, 84 SystemClock.uptimeMillis()); 85 86 Looper.prepare(); 87 88 android.os.Process.setThreadPriority( 89 android.os.Process.THREAD_PRIORITY_FOREGROUND); 90 91 BinderInternal.disableBackgroundScheduling(true); 92 android.os.Process.setCanSelfBackground(false); 93 94 // Check whether we failed to shut down last time we tried. 95 { 96 final String shutdownAction = SystemProperties.get( 97 ShutdownThread.SHUTDOWN_ACTION_PROPERTY, ""); 98 if (shutdownAction != null && shutdownAction.length() > 0) { 99 boolean reboot = (shutdownAction.charAt(0) == '1'); 100 101 final String reason; 102 if (shutdownAction.length() > 1) { 103 reason = shutdownAction.substring(1, shutdownAction.length()); 104 } else { 105 reason = null; 106 } 107 108 ShutdownThread.rebootOrShutdown(reboot, reason); 109 } 110 } 111 112 String factoryTestStr = SystemProperties.get("ro.factorytest"); 113 int factoryTest = "".equals(factoryTestStr) ? SystemServer.FACTORY_TEST_OFF 114 : Integer.parseInt(factoryTestStr); 115 final boolean headless = "1".equals(SystemProperties.get("ro.config.headless", "0")); 116 117 LightsService lights = null; 118 PowerManagerService power = null; 119 BatteryService battery = null; 120 VibratorService vibrator = null; 121 AlarmManagerService alarm = null; 122 NetworkManagementService networkManagement = null; 123 NetworkStatsService networkStats = null; 124 NetworkPolicyManagerService networkPolicy = null; 125 ConnectivityService connectivity = null; 126 WifiP2pService wifiP2p = null; 127 WifiService wifi = null; 128 NsdService serviceDiscovery= null; 129 IPackageManager pm = null; 130 Context context = null; 131 WindowManagerService wm = null; 132 BluetoothService bluetooth = null; 133 BluetoothA2dpService bluetoothA2dp = null; 134 DockObserver dock = null; 135 UsbService usb = null; 136 SerialService serial = null; 137 UiModeManagerService uiMode = null; 138 RecognitionManagerService recognition = null; 139 ThrottleService throttle = null; 140 NetworkTimeUpdateService networkTimeUpdater = null; 141 CommonTimeManagementService commonTimeMgmtService = null; 142 InputManagerService inputManager = null; 143 144 // Critical services... 145 try { 146 Slog.i(TAG, "Entropy Mixer"); 147 ServiceManager.addService("entropy", new EntropyMixer()); 148 149 Slog.i(TAG, "Power Manager"); 150 power = new PowerManagerService(); 151 ServiceManager.addService(Context.POWER_SERVICE, power); 152 153 Slog.i(TAG, "Activity Manager"); 154 context = ActivityManagerService.main(factoryTest); 155 156 Slog.i(TAG, "Telephony Registry"); 157 ServiceManager.addService("telephony.registry", new TelephonyRegistry(context)); 158 159 Slog.i(TAG, "Scheduling Policy"); 160 ServiceManager.addService(Context.SCHEDULING_POLICY_SERVICE, 161 new SchedulingPolicyService()); 162 163 AttributeCache.init(context); 164 165 Slog.i(TAG, "Package Manager"); 166 // Only run "core" apps if we're encrypting the device. 167 String cryptState = SystemProperties.get("vold.decrypt"); 168 boolean onlyCore = false; 169 if (ENCRYPTING_STATE.equals(cryptState)) { 170 Slog.w(TAG, "Detected encryption in progress - only parsing core apps"); 171 onlyCore = true; 172 } else if (ENCRYPTED_STATE.equals(cryptState)) { 173 Slog.w(TAG, "Device encrypted - only parsing core apps"); 174 onlyCore = true; 175 } 176 177 pm = PackageManagerService.main(context, 178 factoryTest != SystemServer.FACTORY_TEST_OFF, 179 onlyCore); 180 boolean firstBoot = false; 181 try { 182 firstBoot = pm.isFirstBoot(); 183 } catch (RemoteException e) { 184 } 185 186 ActivityManagerService.setSystemProcess(); 187 188 mContentResolver = context.getContentResolver(); 189 190 // The AccountManager must come before the ContentService 191 try { 192 Slog.i(TAG, "Account Manager"); 193 ServiceManager.addService(Context.ACCOUNT_SERVICE, 194 new AccountManagerService(context)); 195 } catch (Throwable e) { 196 Slog.e(TAG, "Failure starting Account Manager", e); 197 } 198 199 Slog.i(TAG, "Content Manager"); 200 ContentService.main(context, 201 factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL); 202 203 Slog.i(TAG, "System Content Providers"); 204 ActivityManagerService.installSystemProviders(); 205 206 Slog.i(TAG, "Lights Service"); 207 lights = new LightsService(context); 208 209 Slog.i(TAG, "Battery Service"); 210 battery = new BatteryService(context, lights); 211 ServiceManager.addService("battery", battery); 212 213 Slog.i(TAG, "Vibrator Service"); 214 vibrator = new VibratorService(context); 215 ServiceManager.addService("vibrator", vibrator); 216 217 // only initialize the power service after we have started the 218 // lights service, content providers and the battery service. 219 power.init(context, lights, ActivityManagerService.self(), battery); 220 221 Slog.i(TAG, "Alarm Manager"); 222 alarm = new AlarmManagerService(context); 223 ServiceManager.addService(Context.ALARM_SERVICE, alarm); 224 225 Slog.i(TAG, "Init Watchdog"); 226 Watchdog.getInstance().init(context, battery, power, alarm, 227 ActivityManagerService.self()); 228 229 Slog.i(TAG, "Window Manager"); 230 wm = WindowManagerService.main(context, power, 231 factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL, 232 !firstBoot); 233 ServiceManager.addService(Context.WINDOW_SERVICE, wm); 234 inputManager = wm.getInputManagerService(); 235 ServiceManager.addService(Context.INPUT_SERVICE, inputManager); 236 237 ActivityManagerService.self().setWindowManager(wm); 238 239 // Skip Bluetooth if we have an emulator kernel 240 // TODO: Use a more reliable check to see if this product should 241 // support Bluetooth - see bug 988521 242 if (SystemProperties.get("ro.kernel.qemu").equals("1")) { 243 Slog.i(TAG, "No Bluetooh Service (emulator)"); 244 } else if (factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL) { 245 Slog.i(TAG, "No Bluetooth Service (factory test)"); 246 } else { 247 Slog.i(TAG, "Bluetooth Service"); 248 bluetooth = new BluetoothService(context); 249 ServiceManager.addService(BluetoothAdapter.BLUETOOTH_SERVICE, bluetooth); 250 bluetooth.initAfterRegistration(); 251 252 if (!"0".equals(SystemProperties.get("system_init.startaudioservice"))) { 253 bluetoothA2dp = new BluetoothA2dpService(context, bluetooth); 254 ServiceManager.addService(BluetoothA2dpService.BLUETOOTH_A2DP_SERVICE, 255 bluetoothA2dp); 256 bluetooth.initAfterA2dpRegistration(); 257 } 258 259 int bluetoothOn = Settings.Secure.getInt(mContentResolver, 260 Settings.Secure.BLUETOOTH_ON, 0); 261 if (bluetoothOn != 0) { 262 bluetooth.enable(); 263 } 264 } 265 266 } catch (RuntimeException e) { 267 Slog.e("System", "******************************************"); 268 Slog.e("System", "************ Failure starting core service", e); 269 } 270 271 DevicePolicyManagerService devicePolicy = null; 272 StatusBarManagerService statusBar = null; 273 InputMethodManagerService imm = null; 274 AppWidgetService appWidget = null; 275 NotificationManagerService notification = null; 276 WallpaperManagerService wallpaper = null; 277 LocationManagerService location = null; 278 CountryDetectorService countryDetector = null; 279 TextServicesManagerService tsms = null; 280 LockSettingsService lockSettings = null; 281 DreamManagerService dreamy = null; 282 283 // Bring up services needed for UI. 284 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 285 try { 286 Slog.i(TAG, "Input Method Service"); 287 imm = new InputMethodManagerService(context, wm); 288 ServiceManager.addService(Context.INPUT_METHOD_SERVICE, imm); 289 } catch (Throwable e) { 290 reportWtf("starting Input Manager Service", e); 291 } 292 293 try { 294 Slog.i(TAG, "Accessibility Manager"); 295 ServiceManager.addService(Context.ACCESSIBILITY_SERVICE, 296 new AccessibilityManagerService(context)); 297 } catch (Throwable e) { 298 reportWtf("starting Accessibility Manager", e); 299 } 300 } 301 302 try { 303 wm.displayReady(); 304 } catch (Throwable e) { 305 reportWtf("making display ready", e); 306 } 307 308 try { 309 pm.performBootDexOpt(); 310 } catch (Throwable e) { 311 reportWtf("performing boot dexopt", e); 312 } 313 314 try { 315 ActivityManagerNative.getDefault().showBootMessage( 316 context.getResources().getText( 317 com.android.internal.R.string.android_upgrading_starting_apps), 318 false); 319 } catch (RemoteException e) { 320 } 321 322 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 323 try { 324 Slog.i(TAG, "LockSettingsService"); 325 lockSettings = new LockSettingsService(context); 326 ServiceManager.addService("lock_settings", lockSettings); 327 } catch (Throwable e) { 328 reportWtf("starting LockSettingsService service", e); 329 } 330 331 try { 332 Slog.i(TAG, "Device Policy"); 333 devicePolicy = new DevicePolicyManagerService(context); 334 ServiceManager.addService(Context.DEVICE_POLICY_SERVICE, devicePolicy); 335 } catch (Throwable e) { 336 reportWtf("starting DevicePolicyService", e); 337 } 338 339 try { 340 Slog.i(TAG, "Status Bar"); 341 statusBar = new StatusBarManagerService(context, wm); 342 ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar); 343 } catch (Throwable e) { 344 reportWtf("starting StatusBarManagerService", e); 345 } 346 347 try { 348 Slog.i(TAG, "Clipboard Service"); 349 ServiceManager.addService(Context.CLIPBOARD_SERVICE, 350 new ClipboardService(context)); 351 } catch (Throwable e) { 352 reportWtf("starting Clipboard Service", e); 353 } 354 355 try { 356 Slog.i(TAG, "NetworkManagement Service"); 357 networkManagement = NetworkManagementService.create(context); 358 ServiceManager.addService(Context.NETWORKMANAGEMENT_SERVICE, networkManagement); 359 } catch (Throwable e) { 360 reportWtf("starting NetworkManagement Service", e); 361 } 362 363 try { 364 Slog.i(TAG, "Text Service Manager Service"); 365 tsms = new TextServicesManagerService(context); 366 ServiceManager.addService(Context.TEXT_SERVICES_MANAGER_SERVICE, tsms); 367 } catch (Throwable e) { 368 reportWtf("starting Text Service Manager Service", e); 369 } 370 371 try { 372 Slog.i(TAG, "NetworkStats Service"); 373 networkStats = new NetworkStatsService(context, networkManagement, alarm); 374 ServiceManager.addService(Context.NETWORK_STATS_SERVICE, networkStats); 375 } catch (Throwable e) { 376 reportWtf("starting NetworkStats Service", e); 377 } 378 379 try { 380 Slog.i(TAG, "NetworkPolicy Service"); 381 networkPolicy = new NetworkPolicyManagerService( 382 context, ActivityManagerService.self(), power, 383 networkStats, networkManagement); 384 ServiceManager.addService(Context.NETWORK_POLICY_SERVICE, networkPolicy); 385 } catch (Throwable e) { 386 reportWtf("starting NetworkPolicy Service", e); 387 } 388 389 try { 390 Slog.i(TAG, "Wi-Fi P2pService"); 391 wifiP2p = new WifiP2pService(context); 392 ServiceManager.addService(Context.WIFI_P2P_SERVICE, wifiP2p); 393 } catch (Throwable e) { 394 reportWtf("starting Wi-Fi P2pService", e); 395 } 396 397 try { 398 Slog.i(TAG, "Wi-Fi Service"); 399 wifi = new WifiService(context); 400 ServiceManager.addService(Context.WIFI_SERVICE, wifi); 401 } catch (Throwable e) { 402 reportWtf("starting Wi-Fi Service", e); 403 } 404 405 try { 406 Slog.i(TAG, "Connectivity Service"); 407 connectivity = new ConnectivityService( 408 context, networkManagement, networkStats, networkPolicy); 409 ServiceManager.addService(Context.CONNECTIVITY_SERVICE, connectivity); 410 networkStats.bindConnectivityManager(connectivity); 411 networkPolicy.bindConnectivityManager(connectivity); 412 wifi.checkAndStartWifi(); 413 wifiP2p.connectivityServiceReady(); 414 } catch (Throwable e) { 415 reportWtf("starting Connectivity Service", e); 416 } 417 418 try { 419 Slog.i(TAG, "Network Service Discovery Service"); 420 serviceDiscovery = NsdService.create(context); 421 ServiceManager.addService( 422 Context.NSD_SERVICE, serviceDiscovery); 423 } catch (Throwable e) { 424 reportWtf("starting Service Discovery Service", e); 425 } 426 427 try { 428 Slog.i(TAG, "Throttle Service"); 429 throttle = new ThrottleService(context); 430 ServiceManager.addService( 431 Context.THROTTLE_SERVICE, throttle); 432 } catch (Throwable e) { 433 reportWtf("starting ThrottleService", e); 434 } 435 436 try { 437 Slog.i(TAG, "UpdateLock Service"); 438 ServiceManager.addService(Context.UPDATE_LOCK_SERVICE, 439 new UpdateLockService(context)); 440 } catch (Throwable e) { 441 reportWtf("starting UpdateLockService", e); 442 } 443 444 if (!"0".equals(SystemProperties.get("system_init.startmountservice"))) { 445 try { 446 /* 447 * NotificationManagerService is dependant on MountService, 448 * (for media / usb notifications) so we must start MountService first. 449 */ 450 Slog.i(TAG, "Mount Service"); 451 ServiceManager.addService("mount", new MountService(context)); 452 } catch (Throwable e) { 453 reportWtf("starting Mount Service", e); 454 } 455 } 456 457 try { 458 Slog.i(TAG, "Notification Manager"); 459 notification = new NotificationManagerService(context, statusBar, lights); 460 ServiceManager.addService(Context.NOTIFICATION_SERVICE, notification); 461 networkPolicy.bindNotificationManager(notification); 462 } catch (Throwable e) { 463 reportWtf("starting Notification Manager", e); 464 } 465 466 try { 467 Slog.i(TAG, "Device Storage Monitor"); 468 ServiceManager.addService(DeviceStorageMonitorService.SERVICE, 469 new DeviceStorageMonitorService(context)); 470 } catch (Throwable e) { 471 reportWtf("starting DeviceStorageMonitor service", e); 472 } 473 474 try { 475 Slog.i(TAG, "Location Manager"); 476 location = new LocationManagerService(context); 477 ServiceManager.addService(Context.LOCATION_SERVICE, location); 478 } catch (Throwable e) { 479 reportWtf("starting Location Manager", e); 480 } 481 482 try { 483 Slog.i(TAG, "Country Detector"); 484 countryDetector = new CountryDetectorService(context); 485 ServiceManager.addService(Context.COUNTRY_DETECTOR, countryDetector); 486 } catch (Throwable e) { 487 reportWtf("starting Country Detector", e); 488 } 489 490 try { 491 Slog.i(TAG, "Search Service"); 492 ServiceManager.addService(Context.SEARCH_SERVICE, 493 new SearchManagerService(context)); 494 } catch (Throwable e) { 495 reportWtf("starting Search Service", e); 496 } 497 498 try { 499 Slog.i(TAG, "DropBox Service"); 500 ServiceManager.addService(Context.DROPBOX_SERVICE, 501 new DropBoxManagerService(context, new File("/data/system/dropbox"))); 502 } catch (Throwable e) { 503 reportWtf("starting DropBoxManagerService", e); 504 } 505 506 if (context.getResources().getBoolean( 507 com.android.internal.R.bool.config_enableWallpaperService)) { 508 try { 509 Slog.i(TAG, "Wallpaper Service"); 510 if (!headless) { 511 wallpaper = new WallpaperManagerService(context); 512 ServiceManager.addService(Context.WALLPAPER_SERVICE, wallpaper); 513 } 514 } catch (Throwable e) { 515 reportWtf("starting Wallpaper Service", e); 516 } 517 } 518 519 if (!"0".equals(SystemProperties.get("system_init.startaudioservice"))) { 520 try { 521 Slog.i(TAG, "Audio Service"); 522 ServiceManager.addService(Context.AUDIO_SERVICE, new AudioService(context)); 523 } catch (Throwable e) { 524 reportWtf("starting Audio Service", e); 525 } 526 } 527 528 try { 529 Slog.i(TAG, "Dock Observer"); 530 // Listen for dock station changes 531 dock = new DockObserver(context, power); 532 } catch (Throwable e) { 533 reportWtf("starting DockObserver", e); 534 } 535 536 try { 537 Slog.i(TAG, "Wired Accessory Observer"); 538 // Listen for wired headset changes 539 new WiredAccessoryObserver(context); 540 } catch (Throwable e) { 541 reportWtf("starting WiredAccessoryObserver", e); 542 } 543 544 try { 545 Slog.i(TAG, "USB Service"); 546 // Manage USB host and device support 547 usb = new UsbService(context); 548 ServiceManager.addService(Context.USB_SERVICE, usb); 549 } catch (Throwable e) { 550 reportWtf("starting UsbService", e); 551 } 552 553 try { 554 Slog.i(TAG, "Serial Service"); 555 // Serial port support 556 serial = new SerialService(context); 557 ServiceManager.addService(Context.SERIAL_SERVICE, serial); 558 } catch (Throwable e) { 559 Slog.e(TAG, "Failure starting SerialService", e); 560 } 561 562 try { 563 Slog.i(TAG, "UI Mode Manager Service"); 564 // Listen for UI mode changes 565 uiMode = new UiModeManagerService(context); 566 } catch (Throwable e) { 567 reportWtf("starting UiModeManagerService", e); 568 } 569 570 try { 571 Slog.i(TAG, "Backup Service"); 572 ServiceManager.addService(Context.BACKUP_SERVICE, 573 new BackupManagerService(context)); 574 } catch (Throwable e) { 575 Slog.e(TAG, "Failure starting Backup Service", e); 576 } 577 578 try { 579 Slog.i(TAG, "AppWidget Service"); 580 appWidget = new AppWidgetService(context); 581 ServiceManager.addService(Context.APPWIDGET_SERVICE, appWidget); 582 } catch (Throwable e) { 583 reportWtf("starting AppWidget Service", e); 584 } 585 586 try { 587 Slog.i(TAG, "Recognition Service"); 588 recognition = new RecognitionManagerService(context); 589 } catch (Throwable e) { 590 reportWtf("starting Recognition Service", e); 591 } 592 593 try { 594 Slog.i(TAG, "DiskStats Service"); 595 ServiceManager.addService("diskstats", new DiskStatsService(context)); 596 } catch (Throwable e) { 597 reportWtf("starting DiskStats Service", e); 598 } 599 600 try { 601 // need to add this service even if SamplingProfilerIntegration.isEnabled() 602 // is false, because it is this service that detects system property change and 603 // turns on SamplingProfilerIntegration. Plus, when sampling profiler doesn't work, 604 // there is little overhead for running this service. 605 Slog.i(TAG, "SamplingProfiler Service"); 606 ServiceManager.addService("samplingprofiler", 607 new SamplingProfilerService(context)); 608 } catch (Throwable e) { 609 reportWtf("starting SamplingProfiler Service", e); 610 } 611 612 try { 613 Slog.i(TAG, "NetworkTimeUpdateService"); 614 networkTimeUpdater = new NetworkTimeUpdateService(context); 615 } catch (Throwable e) { 616 reportWtf("starting NetworkTimeUpdate service", e); 617 } 618 619 try { 620 Slog.i(TAG, "CommonTimeManagementService"); 621 commonTimeMgmtService = new CommonTimeManagementService(context); 622 ServiceManager.addService("commontime_management", commonTimeMgmtService); 623 } catch (Throwable e) { 624 reportWtf("starting CommonTimeManagementService service", e); 625 } 626 627 if (context.getResources().getBoolean( 628 com.android.internal.R.bool.config_enableDreams)) { 629 try { 630 Slog.i(TAG, "Dreams Service"); 631 // Dreams (interactive idle-time views, a/k/a screen savers) 632 dreamy = new DreamManagerService(context); 633 ServiceManager.addService("dreams", dreamy); 634 } catch (Throwable e) { 635 reportWtf("starting DreamManagerService", e); 636 } 637 } 638 } 639 640 // Before things start rolling, be sure we have decided whether 641 // we are in safe mode. 642 final boolean safeMode = wm.detectSafeMode(); 643 if (safeMode) { 644 ActivityManagerService.self().enterSafeMode(); 645 // Post the safe mode state in the Zygote class 646 Zygote.systemInSafeMode = true; 647 // Disable the JIT for the system_server process 648 VMRuntime.getRuntime().disableJitCompilation(); 649 } else { 650 // Enable the JIT for the system_server process 651 VMRuntime.getRuntime().startJitCompilation(); 652 } 653 654 // It is now time to start up the app processes... 655 656 try { 657 vibrator.systemReady(); 658 } catch (Throwable e) { 659 reportWtf("making Vibrator Service ready", e); 660 } 661 662 if (devicePolicy != null) { 663 try { 664 devicePolicy.systemReady(); 665 } catch (Throwable e) { 666 reportWtf("making Device Policy Service ready", e); 667 } 668 } 669 670 if (notification != null) { 671 try { 672 notification.systemReady(); 673 } catch (Throwable e) { 674 reportWtf("making Notification Service ready", e); 675 } 676 } 677 678 try { 679 wm.systemReady(); 680 } catch (Throwable e) { 681 reportWtf("making Window Manager Service ready", e); 682 } 683 684 if (safeMode) { 685 ActivityManagerService.self().showSafeModeOverlay(); 686 } 687 688 // Update the configuration for this context by hand, because we're going 689 // to start using it before the config change done in wm.systemReady() will 690 // propagate to it. 691 Configuration config = wm.computeNewConfiguration(); 692 DisplayMetrics metrics = new DisplayMetrics(); 693 WindowManager w = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 694 w.getDefaultDisplay().getMetrics(metrics); 695 context.getResources().updateConfiguration(config, metrics); 696 697 power.systemReady(); 698 try { 699 pm.systemReady(); 700 } catch (Throwable e) { 701 reportWtf("making Package Manager Service ready", e); 702 } 703 try { 704 lockSettings.systemReady(); 705 } catch (Throwable e) { 706 reportWtf("making Lock Settings Service ready", e); 707 } 708 709 // These are needed to propagate to the runnable below. 710 final Context contextF = context; 711 final BatteryService batteryF = battery; 712 final NetworkManagementService networkManagementF = networkManagement; 713 final NetworkStatsService networkStatsF = networkStats; 714 final NetworkPolicyManagerService networkPolicyF = networkPolicy; 715 final ConnectivityService connectivityF = connectivity; 716 final DockObserver dockF = dock; 717 final UsbService usbF = usb; 718 final ThrottleService throttleF = throttle; 719 final UiModeManagerService uiModeF = uiMode; 720 final AppWidgetService appWidgetF = appWidget; 721 final WallpaperManagerService wallpaperF = wallpaper; 722 final InputMethodManagerService immF = imm; 723 final RecognitionManagerService recognitionF = recognition; 724 final LocationManagerService locationF = location; 725 final CountryDetectorService countryDetectorF = countryDetector; 726 final NetworkTimeUpdateService networkTimeUpdaterF = networkTimeUpdater; 727 final CommonTimeManagementService commonTimeMgmtServiceF = commonTimeMgmtService; 728 final TextServicesManagerService textServiceManagerServiceF = tsms; 729 final StatusBarManagerService statusBarF = statusBar; 730 final DreamManagerService dreamyF = dreamy; 731 final InputManagerService inputManagerF = inputManager; 732 final BluetoothService bluetoothF = bluetooth; 733 734 // We now tell the activity manager it is okay to run third party 735 // code. It will call back into us once it has gotten to the state 736 // where third party code can really run (but before it has actually 737 // started launching the initial applications), for us to complete our 738 // initialization. 739 ActivityManagerService.self().systemReady(new Runnable() { 740 public void run() { 741 Slog.i(TAG, "Making services ready"); 742 743 if (!headless) startSystemUi(contextF); 744 try { 745 if (batteryF != null) batteryF.systemReady(); 746 } catch (Throwable e) { 747 reportWtf("making Battery Service ready", e); 748 } 749 try { 750 if (networkManagementF != null) networkManagementF.systemReady(); 751 } catch (Throwable e) { 752 reportWtf("making Network Managment Service ready", e); 753 } 754 try { 755 if (networkStatsF != null) networkStatsF.systemReady(); 756 } catch (Throwable e) { 757 reportWtf("making Network Stats Service ready", e); 758 } 759 try { 760 if (networkPolicyF != null) networkPolicyF.systemReady(); 761 } catch (Throwable e) { 762 reportWtf("making Network Policy Service ready", e); 763 } 764 try { 765 if (connectivityF != null) connectivityF.systemReady(); 766 } catch (Throwable e) { 767 reportWtf("making Connectivity Service ready", e); 768 } 769 try { 770 if (dockF != null) dockF.systemReady(); 771 } catch (Throwable e) { 772 reportWtf("making Dock Service ready", e); 773 } 774 try { 775 if (usbF != null) usbF.systemReady(); 776 } catch (Throwable e) { 777 reportWtf("making USB Service ready", e); 778 } 779 try { 780 if (uiModeF != null) uiModeF.systemReady(); 781 } catch (Throwable e) { 782 reportWtf("making UI Mode Service ready", e); 783 } 784 try { 785 if (recognitionF != null) recognitionF.systemReady(); 786 } catch (Throwable e) { 787 reportWtf("making Recognition Service ready", e); 788 } 789 Watchdog.getInstance().start(); 790 791 // It is now okay to let the various system services start their 792 // third party code... 793 794 try { 795 if (appWidgetF != null) appWidgetF.systemReady(safeMode); 796 } catch (Throwable e) { 797 reportWtf("making App Widget Service ready", e); 798 } 799 try { 800 if (wallpaperF != null) wallpaperF.systemReady(); 801 } catch (Throwable e) { 802 reportWtf("making Wallpaper Service ready", e); 803 } 804 try { 805 if (immF != null) immF.systemReady(statusBarF); 806 } catch (Throwable e) { 807 reportWtf("making Input Method Service ready", e); 808 } 809 try { 810 if (locationF != null) locationF.systemReady(); 811 } catch (Throwable e) { 812 reportWtf("making Location Service ready", e); 813 } 814 try { 815 if (countryDetectorF != null) countryDetectorF.systemReady(); 816 } catch (Throwable e) { 817 reportWtf("making Country Detector Service ready", e); 818 } 819 try { 820 if (throttleF != null) throttleF.systemReady(); 821 } catch (Throwable e) { 822 reportWtf("making Throttle Service ready", e); 823 } 824 try { 825 if (networkTimeUpdaterF != null) networkTimeUpdaterF.systemReady(); 826 } catch (Throwable e) { 827 reportWtf("making Network Time Service ready", e); 828 } 829 try { 830 if (commonTimeMgmtServiceF != null) commonTimeMgmtServiceF.systemReady(); 831 } catch (Throwable e) { 832 reportWtf("making Common time management service ready", e); 833 } 834 try { 835 if (textServiceManagerServiceF != null) textServiceManagerServiceF.systemReady(); 836 } catch (Throwable e) { 837 reportWtf("making Text Services Manager Service ready", e); 838 } 839 try { 840 if (dreamyF != null) dreamyF.systemReady(); 841 } catch (Throwable e) { 842 reportWtf("making DreamManagerService ready", e); 843 } 844 try { 845 if (inputManagerF != null) inputManagerF.systemReady(bluetoothF); 846 } catch (Throwable e) { 847 reportWtf("making InputManagerService ready", e); 848 } 849 } 850 }); 851 852 // For debug builds, log event loop stalls to dropbox for analysis. 853 if (StrictMode.conditionallyEnableDebugLogging()) { 854 Slog.i(TAG, "Enabled StrictMode for system server main thread."); 855 } 856 857 Looper.loop(); 858 Slog.d(TAG, "System ServerThread is exiting!"); 859 } 860 861 static final void startSystemUi(Context context) { 862 Intent intent = new Intent(); 863 intent.setComponent(new ComponentName("com.android.systemui", 864 "com.android.systemui.SystemUIService")); 865 Slog.d(TAG, "Starting service: " + intent); 866 context.startService(intent); 867 } 868} 869 870public class SystemServer { 871 private static final String TAG = "SystemServer"; 872 873 public static final int FACTORY_TEST_OFF = 0; 874 public static final int FACTORY_TEST_LOW_LEVEL = 1; 875 public static final int FACTORY_TEST_HIGH_LEVEL = 2; 876 877 static Timer timer; 878 static final long SNAPSHOT_INTERVAL = 60 * 60 * 1000; // 1hr 879 880 // The earliest supported time. We pick one day into 1970, to 881 // give any timezone code room without going into negative time. 882 private static final long EARLIEST_SUPPORTED_TIME = 86400 * 1000; 883 884 /** 885 * This method is called from Zygote to initialize the system. This will cause the native 886 * services (SurfaceFlinger, AudioFlinger, etc..) to be started. After that it will call back 887 * up into init2() to start the Android services. 888 */ 889 native public static void init1(String[] args); 890 891 public static void main(String[] args) { 892 if (System.currentTimeMillis() < EARLIEST_SUPPORTED_TIME) { 893 // If a device's clock is before 1970 (before 0), a lot of 894 // APIs crash dealing with negative numbers, notably 895 // java.io.File#setLastModified, so instead we fake it and 896 // hope that time from cell towers or NTP fixes it 897 // shortly. 898 Slog.w(TAG, "System clock is before 1970; setting to 1970."); 899 SystemClock.setCurrentTimeMillis(EARLIEST_SUPPORTED_TIME); 900 } 901 902 if (SamplingProfilerIntegration.isEnabled()) { 903 SamplingProfilerIntegration.start(); 904 timer = new Timer(); 905 timer.schedule(new TimerTask() { 906 @Override 907 public void run() { 908 SamplingProfilerIntegration.writeSnapshot("system_server", null); 909 } 910 }, SNAPSHOT_INTERVAL, SNAPSHOT_INTERVAL); 911 } 912 913 // Mmmmmm... more memory! 914 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 915 916 // The system server has to run all of the time, so it needs to be 917 // as efficient as possible with its memory usage. 918 VMRuntime.getRuntime().setTargetHeapUtilization(0.8f); 919 920 System.loadLibrary("android_servers"); 921 init1(args); 922 } 923 924 public static final void init2() { 925 Slog.i(TAG, "Entered the Android system server!"); 926 Thread thr = new ServerThread(); 927 thr.setName("android.server.ServerThread"); 928 thr.start(); 929 } 930} 931