SystemServer.java revision 0f42037eb7b5118015c2caca635538324ccf0ccf
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.search.SearchManagerService; 40import android.service.dreams.DreamManagerService; 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.os.BinderInternal; 48import com.android.internal.os.SamplingProfilerIntegration; 49import com.android.internal.widget.LockSettingsService; 50import com.android.server.accessibility.AccessibilityManagerService; 51import com.android.server.am.ActivityManagerService; 52import com.android.server.input.InputManagerService; 53import com.android.server.net.NetworkPolicyManagerService; 54import com.android.server.net.NetworkStatsService; 55import com.android.server.pm.PackageManagerService; 56import com.android.server.power.PowerManagerService; 57import com.android.server.power.ShutdownThread; 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.prepareMainLooper(); 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 BluetoothManagerService bluetooth = null; 132 DockObserver dock = null; 133 UsbService usb = null; 134 SerialService serial = null; 135 UiModeManagerService uiMode = null; 136 RecognitionManagerService recognition = null; 137 ThrottleService throttle = null; 138 NetworkTimeUpdateService networkTimeUpdater = null; 139 CommonTimeManagementService commonTimeMgmtService = null; 140 InputManagerService inputManager = null; 141 142 // Critical services... 143 try { 144 Slog.i(TAG, "Entropy Mixer"); 145 ServiceManager.addService("entropy", new EntropyMixer()); 146 147 Slog.i(TAG, "Power Manager"); 148 power = new PowerManagerService(); 149 ServiceManager.addService(Context.POWER_SERVICE, power); 150 151 Slog.i(TAG, "Activity Manager"); 152 context = ActivityManagerService.main(factoryTest); 153 154 Slog.i(TAG, "Telephony Registry"); 155 ServiceManager.addService("telephony.registry", new TelephonyRegistry(context)); 156 157 Slog.i(TAG, "Scheduling Policy"); 158 ServiceManager.addService(Context.SCHEDULING_POLICY_SERVICE, 159 new SchedulingPolicyService()); 160 161 AttributeCache.init(context); 162 163 Slog.i(TAG, "Package Manager"); 164 // Only run "core" apps if we're encrypting the device. 165 String cryptState = SystemProperties.get("vold.decrypt"); 166 boolean onlyCore = false; 167 if (ENCRYPTING_STATE.equals(cryptState)) { 168 Slog.w(TAG, "Detected encryption in progress - only parsing core apps"); 169 onlyCore = true; 170 } else if (ENCRYPTED_STATE.equals(cryptState)) { 171 Slog.w(TAG, "Device encrypted - only parsing core apps"); 172 onlyCore = true; 173 } 174 175 pm = PackageManagerService.main(context, 176 factoryTest != SystemServer.FACTORY_TEST_OFF, 177 onlyCore); 178 boolean firstBoot = false; 179 try { 180 firstBoot = pm.isFirstBoot(); 181 } catch (RemoteException e) { 182 } 183 184 ActivityManagerService.setSystemProcess(); 185 186 mContentResolver = context.getContentResolver(); 187 188 // The AccountManager must come before the ContentService 189 try { 190 Slog.i(TAG, "Account Manager"); 191 ServiceManager.addService(Context.ACCOUNT_SERVICE, 192 new AccountManagerService(context)); 193 } catch (Throwable e) { 194 Slog.e(TAG, "Failure starting Account Manager", e); 195 } 196 197 Slog.i(TAG, "Content Manager"); 198 ContentService.main(context, 199 factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL); 200 201 Slog.i(TAG, "System Content Providers"); 202 ActivityManagerService.installSystemProviders(); 203 204 Slog.i(TAG, "Lights Service"); 205 lights = new LightsService(context); 206 207 Slog.i(TAG, "Battery Service"); 208 battery = new BatteryService(context, lights); 209 ServiceManager.addService("battery", battery); 210 211 Slog.i(TAG, "Vibrator Service"); 212 vibrator = new VibratorService(context); 213 ServiceManager.addService("vibrator", vibrator); 214 215 // only initialize the power service after we have started the 216 // lights service, content providers and the battery service. 217 power.init(context, lights, ActivityManagerService.self(), battery); 218 219 Slog.i(TAG, "Alarm Manager"); 220 alarm = new AlarmManagerService(context); 221 ServiceManager.addService(Context.ALARM_SERVICE, alarm); 222 223 Slog.i(TAG, "Init Watchdog"); 224 Watchdog.getInstance().init(context, battery, power, alarm, 225 ActivityManagerService.self()); 226 227 Slog.i(TAG, "Window Manager"); 228 wm = WindowManagerService.main(context, power, 229 factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL, 230 !firstBoot, onlyCore); 231 ServiceManager.addService(Context.WINDOW_SERVICE, wm); 232 inputManager = wm.getInputManagerService(); 233 ServiceManager.addService(Context.INPUT_SERVICE, inputManager); 234 235 ActivityManagerService.self().setWindowManager(wm); 236 237 // Skip Bluetooth if we have an emulator kernel 238 // TODO: Use a more reliable check to see if this product should 239 // support Bluetooth - see bug 988521 240 if (SystemProperties.get("ro.kernel.qemu").equals("1")) { 241 Slog.i(TAG, "No Bluetooh Service (emulator)"); 242 } else if (factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL) { 243 Slog.i(TAG, "No Bluetooth Service (factory test)"); 244 } else { 245 Slog.i(TAG, "Bluetooth Manager Service"); 246 bluetooth = new BluetoothManagerService(context); 247 ServiceManager.addService(BluetoothAdapter.BLUETOOTH_MANAGER_SERVICE, bluetooth); 248 } 249 250 } catch (RuntimeException e) { 251 Slog.e("System", "******************************************"); 252 Slog.e("System", "************ Failure starting core service", e); 253 } 254 255 DevicePolicyManagerService devicePolicy = null; 256 StatusBarManagerService statusBar = null; 257 InputMethodManagerService imm = null; 258 AppWidgetService appWidget = null; 259 NotificationManagerService notification = null; 260 WallpaperManagerService wallpaper = null; 261 LocationManagerService location = null; 262 CountryDetectorService countryDetector = null; 263 TextServicesManagerService tsms = null; 264 LockSettingsService lockSettings = null; 265 DreamManagerService dreamy = null; 266 267 // Bring up services needed for UI. 268 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 269 try { 270 Slog.i(TAG, "Input Method Service"); 271 imm = new InputMethodManagerService(context, wm); 272 ServiceManager.addService(Context.INPUT_METHOD_SERVICE, imm); 273 } catch (Throwable e) { 274 reportWtf("starting Input Manager Service", e); 275 } 276 277 try { 278 Slog.i(TAG, "Accessibility Manager"); 279 ServiceManager.addService(Context.ACCESSIBILITY_SERVICE, 280 new AccessibilityManagerService(context)); 281 } catch (Throwable e) { 282 reportWtf("starting Accessibility Manager", e); 283 } 284 } 285 286 try { 287 wm.displayReady(); 288 } catch (Throwable e) { 289 reportWtf("making display ready", e); 290 } 291 292 try { 293 pm.performBootDexOpt(); 294 } catch (Throwable e) { 295 reportWtf("performing boot dexopt", e); 296 } 297 298 try { 299 ActivityManagerNative.getDefault().showBootMessage( 300 context.getResources().getText( 301 com.android.internal.R.string.android_upgrading_starting_apps), 302 false); 303 } catch (RemoteException e) { 304 } 305 306 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 307 MountService mountService = null; 308 if (!"0".equals(SystemProperties.get("system_init.startmountservice"))) { 309 try { 310 /* 311 * NotificationManagerService is dependant on MountService, 312 * (for media / usb notifications) so we must start MountService first. 313 */ 314 Slog.i(TAG, "Mount Service"); 315 mountService = new MountService(context); 316 ServiceManager.addService("mount", mountService); 317 } catch (Throwable e) { 318 reportWtf("starting Mount Service", e); 319 } 320 } 321 322 try { 323 Slog.i(TAG, "LockSettingsService"); 324 lockSettings = new LockSettingsService(context); 325 ServiceManager.addService("lock_settings", lockSettings); 326 } catch (Throwable e) { 327 reportWtf("starting LockSettingsService service", e); 328 } 329 330 try { 331 Slog.i(TAG, "Device Policy"); 332 devicePolicy = new DevicePolicyManagerService(context); 333 ServiceManager.addService(Context.DEVICE_POLICY_SERVICE, devicePolicy); 334 } catch (Throwable e) { 335 reportWtf("starting DevicePolicyService", e); 336 } 337 338 try { 339 Slog.i(TAG, "Status Bar"); 340 statusBar = new StatusBarManagerService(context, wm); 341 ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar); 342 } catch (Throwable e) { 343 reportWtf("starting StatusBarManagerService", e); 344 } 345 346 try { 347 Slog.i(TAG, "Clipboard Service"); 348 ServiceManager.addService(Context.CLIPBOARD_SERVICE, 349 new ClipboardService(context)); 350 } catch (Throwable e) { 351 reportWtf("starting Clipboard Service", e); 352 } 353 354 try { 355 Slog.i(TAG, "NetworkManagement Service"); 356 networkManagement = NetworkManagementService.create(context); 357 ServiceManager.addService(Context.NETWORKMANAGEMENT_SERVICE, networkManagement); 358 } catch (Throwable e) { 359 reportWtf("starting NetworkManagement Service", e); 360 } 361 362 try { 363 Slog.i(TAG, "Text Service Manager Service"); 364 tsms = new TextServicesManagerService(context); 365 ServiceManager.addService(Context.TEXT_SERVICES_MANAGER_SERVICE, tsms); 366 } catch (Throwable e) { 367 reportWtf("starting Text Service Manager Service", e); 368 } 369 370 try { 371 Slog.i(TAG, "NetworkStats Service"); 372 networkStats = new NetworkStatsService(context, networkManagement, alarm); 373 ServiceManager.addService(Context.NETWORK_STATS_SERVICE, networkStats); 374 } catch (Throwable e) { 375 reportWtf("starting NetworkStats Service", e); 376 } 377 378 try { 379 Slog.i(TAG, "NetworkPolicy Service"); 380 networkPolicy = new NetworkPolicyManagerService( 381 context, ActivityManagerService.self(), power, 382 networkStats, networkManagement); 383 ServiceManager.addService(Context.NETWORK_POLICY_SERVICE, networkPolicy); 384 } catch (Throwable e) { 385 reportWtf("starting NetworkPolicy Service", e); 386 } 387 388 try { 389 Slog.i(TAG, "Wi-Fi P2pService"); 390 wifiP2p = new WifiP2pService(context); 391 ServiceManager.addService(Context.WIFI_P2P_SERVICE, wifiP2p); 392 } catch (Throwable e) { 393 reportWtf("starting Wi-Fi P2pService", e); 394 } 395 396 try { 397 Slog.i(TAG, "Wi-Fi Service"); 398 wifi = new WifiService(context); 399 ServiceManager.addService(Context.WIFI_SERVICE, wifi); 400 } catch (Throwable e) { 401 reportWtf("starting Wi-Fi Service", e); 402 } 403 404 try { 405 Slog.i(TAG, "Connectivity Service"); 406 connectivity = new ConnectivityService( 407 context, networkManagement, networkStats, networkPolicy); 408 ServiceManager.addService(Context.CONNECTIVITY_SERVICE, connectivity); 409 networkStats.bindConnectivityManager(connectivity); 410 networkPolicy.bindConnectivityManager(connectivity); 411 wifi.checkAndStartWifi(); 412 wifiP2p.connectivityServiceReady(); 413 } catch (Throwable e) { 414 reportWtf("starting Connectivity Service", e); 415 } 416 417 try { 418 Slog.i(TAG, "Network Service Discovery Service"); 419 serviceDiscovery = NsdService.create(context); 420 ServiceManager.addService( 421 Context.NSD_SERVICE, serviceDiscovery); 422 } catch (Throwable e) { 423 reportWtf("starting Service Discovery Service", e); 424 } 425 426 try { 427 Slog.i(TAG, "Throttle Service"); 428 throttle = new ThrottleService(context); 429 ServiceManager.addService( 430 Context.THROTTLE_SERVICE, throttle); 431 } catch (Throwable e) { 432 reportWtf("starting ThrottleService", e); 433 } 434 435 try { 436 Slog.i(TAG, "UpdateLock Service"); 437 ServiceManager.addService(Context.UPDATE_LOCK_SERVICE, 438 new UpdateLockService(context)); 439 } catch (Throwable e) { 440 reportWtf("starting UpdateLockService", e); 441 } 442 443 /* 444 * MountService has a few dependencies: Notification Manager and 445 * AppWidget Provider. Make sure MountService is completely started 446 * first before continuing. 447 */ 448 if (mountService != null) { 449 mountService.waitForAsecScan(); 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 try { 623 Slog.i(TAG, "CertBlacklister"); 624 CertBlacklister blacklister = new CertBlacklister(context); 625 } catch (Throwable e) { 626 reportWtf("starting CertBlacklister", e); 627 } 628 629 if (context.getResources().getBoolean( 630 com.android.internal.R.bool.config_enableDreams)) { 631 try { 632 Slog.i(TAG, "Dreams Service"); 633 // Dreams (interactive idle-time views, a/k/a screen savers) 634 dreamy = new DreamManagerService(context); 635 ServiceManager.addService("dreams", dreamy); 636 } catch (Throwable e) { 637 reportWtf("starting DreamManagerService", e); 638 } 639 } 640 } 641 642 // Before things start rolling, be sure we have decided whether 643 // we are in safe mode. 644 final boolean safeMode = wm.detectSafeMode(); 645 if (safeMode) { 646 ActivityManagerService.self().enterSafeMode(); 647 // Post the safe mode state in the Zygote class 648 Zygote.systemInSafeMode = true; 649 // Disable the JIT for the system_server process 650 VMRuntime.getRuntime().disableJitCompilation(); 651 } else { 652 // Enable the JIT for the system_server process 653 VMRuntime.getRuntime().startJitCompilation(); 654 } 655 656 // It is now time to start up the app processes... 657 658 try { 659 vibrator.systemReady(); 660 } catch (Throwable e) { 661 reportWtf("making Vibrator Service ready", e); 662 } 663 664 if (devicePolicy != null) { 665 try { 666 devicePolicy.systemReady(); 667 } catch (Throwable e) { 668 reportWtf("making Device Policy Service ready", e); 669 } 670 } 671 672 if (notification != null) { 673 try { 674 notification.systemReady(); 675 } catch (Throwable e) { 676 reportWtf("making Notification Service ready", e); 677 } 678 } 679 680 try { 681 wm.systemReady(); 682 } catch (Throwable e) { 683 reportWtf("making Window Manager Service ready", e); 684 } 685 686 if (safeMode) { 687 ActivityManagerService.self().showSafeModeOverlay(); 688 } 689 690 // Update the configuration for this context by hand, because we're going 691 // to start using it before the config change done in wm.systemReady() will 692 // propagate to it. 693 Configuration config = wm.computeNewConfiguration(); 694 DisplayMetrics metrics = new DisplayMetrics(); 695 WindowManager w = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 696 w.getDefaultDisplay().getMetrics(metrics); 697 context.getResources().updateConfiguration(config, metrics); 698 699 power.systemReady(); 700 try { 701 pm.systemReady(); 702 } catch (Throwable e) { 703 reportWtf("making Package Manager Service ready", e); 704 } 705 try { 706 lockSettings.systemReady(); 707 } catch (Throwable e) { 708 reportWtf("making Lock Settings Service ready", e); 709 } 710 711 // These are needed to propagate to the runnable below. 712 final Context contextF = context; 713 final BatteryService batteryF = battery; 714 final NetworkManagementService networkManagementF = networkManagement; 715 final NetworkStatsService networkStatsF = networkStats; 716 final NetworkPolicyManagerService networkPolicyF = networkPolicy; 717 final ConnectivityService connectivityF = connectivity; 718 final DockObserver dockF = dock; 719 final UsbService usbF = usb; 720 final ThrottleService throttleF = throttle; 721 final UiModeManagerService uiModeF = uiMode; 722 final AppWidgetService appWidgetF = appWidget; 723 final WallpaperManagerService wallpaperF = wallpaper; 724 final InputMethodManagerService immF = imm; 725 final RecognitionManagerService recognitionF = recognition; 726 final LocationManagerService locationF = location; 727 final CountryDetectorService countryDetectorF = countryDetector; 728 final NetworkTimeUpdateService networkTimeUpdaterF = networkTimeUpdater; 729 final CommonTimeManagementService commonTimeMgmtServiceF = commonTimeMgmtService; 730 final TextServicesManagerService textServiceManagerServiceF = tsms; 731 final StatusBarManagerService statusBarF = statusBar; 732 final DreamManagerService dreamyF = dreamy; 733 final InputManagerService inputManagerF = inputManager; 734 final BluetoothService bluetoothF = bluetooth; 735 736 // We now tell the activity manager it is okay to run third party 737 // code. It will call back into us once it has gotten to the state 738 // where third party code can really run (but before it has actually 739 // started launching the initial applications), for us to complete our 740 // initialization. 741 ActivityManagerService.self().systemReady(new Runnable() { 742 public void run() { 743 Slog.i(TAG, "Making services ready"); 744 745 if (!headless) startSystemUi(contextF); 746 try { 747 if (batteryF != null) batteryF.systemReady(); 748 } catch (Throwable e) { 749 reportWtf("making Battery Service ready", e); 750 } 751 try { 752 if (networkManagementF != null) networkManagementF.systemReady(); 753 } catch (Throwable e) { 754 reportWtf("making Network Managment Service ready", e); 755 } 756 try { 757 if (networkStatsF != null) networkStatsF.systemReady(); 758 } catch (Throwable e) { 759 reportWtf("making Network Stats Service ready", e); 760 } 761 try { 762 if (networkPolicyF != null) networkPolicyF.systemReady(); 763 } catch (Throwable e) { 764 reportWtf("making Network Policy Service ready", e); 765 } 766 try { 767 if (connectivityF != null) connectivityF.systemReady(); 768 } catch (Throwable e) { 769 reportWtf("making Connectivity Service ready", e); 770 } 771 try { 772 if (dockF != null) dockF.systemReady(); 773 } catch (Throwable e) { 774 reportWtf("making Dock Service ready", e); 775 } 776 try { 777 if (usbF != null) usbF.systemReady(); 778 } catch (Throwable e) { 779 reportWtf("making USB Service ready", e); 780 } 781 try { 782 if (uiModeF != null) uiModeF.systemReady(); 783 } catch (Throwable e) { 784 reportWtf("making UI Mode Service ready", e); 785 } 786 try { 787 if (recognitionF != null) recognitionF.systemReady(); 788 } catch (Throwable e) { 789 reportWtf("making Recognition Service ready", e); 790 } 791 Watchdog.getInstance().start(); 792 793 // It is now okay to let the various system services start their 794 // third party code... 795 796 try { 797 if (appWidgetF != null) appWidgetF.systemReady(safeMode); 798 } catch (Throwable e) { 799 reportWtf("making App Widget Service ready", e); 800 } 801 try { 802 if (wallpaperF != null) wallpaperF.systemReady(); 803 } catch (Throwable e) { 804 reportWtf("making Wallpaper Service ready", e); 805 } 806 try { 807 if (immF != null) immF.systemReady(statusBarF); 808 } catch (Throwable e) { 809 reportWtf("making Input Method Service ready", e); 810 } 811 try { 812 if (locationF != null) locationF.systemReady(); 813 } catch (Throwable e) { 814 reportWtf("making Location Service ready", e); 815 } 816 try { 817 if (countryDetectorF != null) countryDetectorF.systemReady(); 818 } catch (Throwable e) { 819 reportWtf("making Country Detector Service ready", e); 820 } 821 try { 822 if (throttleF != null) throttleF.systemReady(); 823 } catch (Throwable e) { 824 reportWtf("making Throttle Service ready", e); 825 } 826 try { 827 if (networkTimeUpdaterF != null) networkTimeUpdaterF.systemReady(); 828 } catch (Throwable e) { 829 reportWtf("making Network Time Service ready", e); 830 } 831 try { 832 if (commonTimeMgmtServiceF != null) commonTimeMgmtServiceF.systemReady(); 833 } catch (Throwable e) { 834 reportWtf("making Common time management service ready", e); 835 } 836 try { 837 if (textServiceManagerServiceF != null) textServiceManagerServiceF.systemReady(); 838 } catch (Throwable e) { 839 reportWtf("making Text Services Manager Service ready", e); 840 } 841 try { 842 if (dreamyF != null) dreamyF.systemReady(); 843 } catch (Throwable e) { 844 reportWtf("making DreamManagerService ready", e); 845 } 846 try { 847 if (inputManagerF != null) inputManagerF.systemReady(bluetoothF); 848 } catch (Throwable e) { 849 reportWtf("making InputManagerService ready", e); 850 } 851 } 852 }); 853 854 // For debug builds, log event loop stalls to dropbox for analysis. 855 if (StrictMode.conditionallyEnableDebugLogging()) { 856 Slog.i(TAG, "Enabled StrictMode for system server main thread."); 857 } 858 859 Looper.loop(); 860 Slog.d(TAG, "System ServerThread is exiting!"); 861 } 862 863 static final void startSystemUi(Context context) { 864 Intent intent = new Intent(); 865 intent.setComponent(new ComponentName("com.android.systemui", 866 "com.android.systemui.SystemUIService")); 867 Slog.d(TAG, "Starting service: " + intent); 868 context.startService(intent); 869 } 870} 871 872public class SystemServer { 873 private static final String TAG = "SystemServer"; 874 875 public static final int FACTORY_TEST_OFF = 0; 876 public static final int FACTORY_TEST_LOW_LEVEL = 1; 877 public static final int FACTORY_TEST_HIGH_LEVEL = 2; 878 879 static Timer timer; 880 static final long SNAPSHOT_INTERVAL = 60 * 60 * 1000; // 1hr 881 882 // The earliest supported time. We pick one day into 1970, to 883 // give any timezone code room without going into negative time. 884 private static final long EARLIEST_SUPPORTED_TIME = 86400 * 1000; 885 886 /** 887 * This method is called from Zygote to initialize the system. This will cause the native 888 * services (SurfaceFlinger, AudioFlinger, etc..) to be started. After that it will call back 889 * up into init2() to start the Android services. 890 */ 891 native public static void init1(String[] args); 892 893 public static void main(String[] args) { 894 if (System.currentTimeMillis() < EARLIEST_SUPPORTED_TIME) { 895 // If a device's clock is before 1970 (before 0), a lot of 896 // APIs crash dealing with negative numbers, notably 897 // java.io.File#setLastModified, so instead we fake it and 898 // hope that time from cell towers or NTP fixes it 899 // shortly. 900 Slog.w(TAG, "System clock is before 1970; setting to 1970."); 901 SystemClock.setCurrentTimeMillis(EARLIEST_SUPPORTED_TIME); 902 } 903 904 if (SamplingProfilerIntegration.isEnabled()) { 905 SamplingProfilerIntegration.start(); 906 timer = new Timer(); 907 timer.schedule(new TimerTask() { 908 @Override 909 public void run() { 910 SamplingProfilerIntegration.writeSnapshot("system_server", null); 911 } 912 }, SNAPSHOT_INTERVAL, SNAPSHOT_INTERVAL); 913 } 914 915 // Mmmmmm... more memory! 916 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 917 918 // The system server has to run all of the time, so it needs to be 919 // as efficient as possible with its memory usage. 920 VMRuntime.getRuntime().setTargetHeapUtilization(0.8f); 921 922 System.loadLibrary("android_servers"); 923 init1(args); 924 } 925 926 public static final void init2() { 927 Slog.i(TAG, "Entered the Android system server!"); 928 Thread thr = new ServerThread(); 929 thr.setName("android.server.ServerThread"); 930 thr.start(); 931 } 932} 933