SystemServer.java revision e7c1d88fba71122038d516d3b758d68f9f92fa64
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.display.DisplayManagerService; 53import com.android.server.input.InputManagerService; 54import com.android.server.net.NetworkPolicyManagerService; 55import com.android.server.net.NetworkStatsService; 56import com.android.server.pm.PackageManagerService; 57import com.android.server.power.PowerManagerService; 58import com.android.server.power.ShutdownThread; 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.prepareMainLooper(); 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 DisplayManagerService display = null; 120 BatteryService battery = null; 121 VibratorService vibrator = null; 122 AlarmManagerService alarm = null; 123 NetworkManagementService networkManagement = null; 124 NetworkStatsService networkStats = null; 125 NetworkPolicyManagerService networkPolicy = null; 126 ConnectivityService connectivity = null; 127 WifiP2pService wifiP2p = null; 128 WifiService wifi = null; 129 NsdService serviceDiscovery= null; 130 IPackageManager pm = null; 131 Context context = null; 132 WindowManagerService wm = null; 133 BluetoothManagerService bluetooth = 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, "Display Manager"); 154 display = new DisplayManagerService(); 155 ServiceManager.addService(Context.DISPLAY_SERVICE, display, true); 156 157 Slog.i(TAG, "Activity Manager"); 158 context = ActivityManagerService.main(factoryTest); 159 display.setContext(context); 160 161 Slog.i(TAG, "Telephony Registry"); 162 ServiceManager.addService("telephony.registry", new TelephonyRegistry(context)); 163 164 Slog.i(TAG, "Scheduling Policy"); 165 ServiceManager.addService(Context.SCHEDULING_POLICY_SERVICE, 166 new SchedulingPolicyService()); 167 168 AttributeCache.init(context); 169 170 Slog.i(TAG, "Package Manager"); 171 // Only run "core" apps if we're encrypting the device. 172 String cryptState = SystemProperties.get("vold.decrypt"); 173 boolean onlyCore = false; 174 if (ENCRYPTING_STATE.equals(cryptState)) { 175 Slog.w(TAG, "Detected encryption in progress - only parsing core apps"); 176 onlyCore = true; 177 } else if (ENCRYPTED_STATE.equals(cryptState)) { 178 Slog.w(TAG, "Device encrypted - only parsing core apps"); 179 onlyCore = true; 180 } 181 182 pm = PackageManagerService.main(context, 183 factoryTest != SystemServer.FACTORY_TEST_OFF, 184 onlyCore); 185 boolean firstBoot = false; 186 try { 187 firstBoot = pm.isFirstBoot(); 188 } catch (RemoteException e) { 189 } 190 191 ActivityManagerService.setSystemProcess(); 192 193 mContentResolver = context.getContentResolver(); 194 195 // The AccountManager must come before the ContentService 196 try { 197 Slog.i(TAG, "Account Manager"); 198 ServiceManager.addService(Context.ACCOUNT_SERVICE, 199 new AccountManagerService(context)); 200 } catch (Throwable e) { 201 Slog.e(TAG, "Failure starting Account Manager", e); 202 } 203 204 Slog.i(TAG, "Content Manager"); 205 ContentService.main(context, 206 factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL); 207 208 Slog.i(TAG, "System Content Providers"); 209 ActivityManagerService.installSystemProviders(); 210 211 Slog.i(TAG, "Lights Service"); 212 lights = new LightsService(context); 213 214 Slog.i(TAG, "Battery Service"); 215 battery = new BatteryService(context, lights); 216 ServiceManager.addService("battery", battery); 217 218 Slog.i(TAG, "Vibrator Service"); 219 vibrator = new VibratorService(context); 220 ServiceManager.addService("vibrator", vibrator); 221 222 // only initialize the power service after we have started the 223 // lights service, content providers and the battery service. 224 power.init(context, lights, ActivityManagerService.self(), battery, display); 225 226 Slog.i(TAG, "Alarm Manager"); 227 alarm = new AlarmManagerService(context); 228 ServiceManager.addService(Context.ALARM_SERVICE, alarm); 229 230 Slog.i(TAG, "Init Watchdog"); 231 Watchdog.getInstance().init(context, battery, power, alarm, 232 ActivityManagerService.self()); 233 234 Slog.i(TAG, "Window Manager"); 235 wm = WindowManagerService.main(context, power, display, 236 factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL, 237 !firstBoot, onlyCore); 238 ServiceManager.addService(Context.WINDOW_SERVICE, wm); 239 inputManager = wm.getInputManagerService(); 240 ServiceManager.addService(Context.INPUT_SERVICE, inputManager); 241 242 ActivityManagerService.self().setWindowManager(wm); 243 244 // Skip Bluetooth if we have an emulator kernel 245 // TODO: Use a more reliable check to see if this product should 246 // support Bluetooth - see bug 988521 247 if (SystemProperties.get("ro.kernel.qemu").equals("1")) { 248 Slog.i(TAG, "No Bluetooh Service (emulator)"); 249 } else if (factoryTest == SystemServer.FACTORY_TEST_LOW_LEVEL) { 250 Slog.i(TAG, "No Bluetooth Service (factory test)"); 251 } else { 252 Slog.i(TAG, "Bluetooth Manager Service"); 253 bluetooth = new BluetoothManagerService(context); 254 ServiceManager.addService(BluetoothAdapter.BLUETOOTH_MANAGER_SERVICE, bluetooth); 255 } 256 257 } catch (RuntimeException e) { 258 Slog.e("System", "******************************************"); 259 Slog.e("System", "************ Failure starting core service", e); 260 } 261 262 DevicePolicyManagerService devicePolicy = null; 263 StatusBarManagerService statusBar = null; 264 InputMethodManagerService imm = null; 265 AppWidgetService appWidget = null; 266 NotificationManagerService notification = null; 267 WallpaperManagerService wallpaper = null; 268 LocationManagerService location = null; 269 CountryDetectorService countryDetector = null; 270 TextServicesManagerService tsms = null; 271 LockSettingsService lockSettings = null; 272 DreamManagerService dreamy = null; 273 274 // Bring up services needed for UI. 275 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 276 try { 277 Slog.i(TAG, "Input Method Service"); 278 imm = new InputMethodManagerService(context, wm); 279 ServiceManager.addService(Context.INPUT_METHOD_SERVICE, imm); 280 } catch (Throwable e) { 281 reportWtf("starting Input Manager Service", e); 282 } 283 284 try { 285 Slog.i(TAG, "Accessibility Manager"); 286 ServiceManager.addService(Context.ACCESSIBILITY_SERVICE, 287 new AccessibilityManagerService(context)); 288 } catch (Throwable e) { 289 reportWtf("starting Accessibility Manager", e); 290 } 291 } 292 293 try { 294 wm.displayReady(); 295 } catch (Throwable e) { 296 reportWtf("making display ready", e); 297 } 298 299 try { 300 pm.performBootDexOpt(); 301 } catch (Throwable e) { 302 reportWtf("performing boot dexopt", e); 303 } 304 305 try { 306 ActivityManagerNative.getDefault().showBootMessage( 307 context.getResources().getText( 308 com.android.internal.R.string.android_upgrading_starting_apps), 309 false); 310 } catch (RemoteException e) { 311 } 312 313 if (factoryTest != SystemServer.FACTORY_TEST_LOW_LEVEL) { 314 MountService mountService = null; 315 if (!"0".equals(SystemProperties.get("system_init.startmountservice"))) { 316 try { 317 /* 318 * NotificationManagerService is dependant on MountService, 319 * (for media / usb notifications) so we must start MountService first. 320 */ 321 Slog.i(TAG, "Mount Service"); 322 mountService = new MountService(context); 323 ServiceManager.addService("mount", mountService); 324 } catch (Throwable e) { 325 reportWtf("starting Mount Service", e); 326 } 327 } 328 329 try { 330 Slog.i(TAG, "LockSettingsService"); 331 lockSettings = new LockSettingsService(context); 332 ServiceManager.addService("lock_settings", lockSettings); 333 } catch (Throwable e) { 334 reportWtf("starting LockSettingsService service", e); 335 } 336 337 try { 338 Slog.i(TAG, "Device Policy"); 339 devicePolicy = new DevicePolicyManagerService(context); 340 ServiceManager.addService(Context.DEVICE_POLICY_SERVICE, devicePolicy); 341 } catch (Throwable e) { 342 reportWtf("starting DevicePolicyService", e); 343 } 344 345 try { 346 Slog.i(TAG, "Status Bar"); 347 statusBar = new StatusBarManagerService(context, wm); 348 ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar); 349 } catch (Throwable e) { 350 reportWtf("starting StatusBarManagerService", e); 351 } 352 353 try { 354 Slog.i(TAG, "Clipboard Service"); 355 ServiceManager.addService(Context.CLIPBOARD_SERVICE, 356 new ClipboardService(context)); 357 } catch (Throwable e) { 358 reportWtf("starting Clipboard Service", e); 359 } 360 361 try { 362 Slog.i(TAG, "NetworkManagement Service"); 363 networkManagement = NetworkManagementService.create(context); 364 ServiceManager.addService(Context.NETWORKMANAGEMENT_SERVICE, networkManagement); 365 } catch (Throwable e) { 366 reportWtf("starting NetworkManagement Service", e); 367 } 368 369 try { 370 Slog.i(TAG, "Text Service Manager Service"); 371 tsms = new TextServicesManagerService(context); 372 ServiceManager.addService(Context.TEXT_SERVICES_MANAGER_SERVICE, tsms); 373 } catch (Throwable e) { 374 reportWtf("starting Text Service Manager Service", e); 375 } 376 377 try { 378 Slog.i(TAG, "NetworkStats Service"); 379 networkStats = new NetworkStatsService(context, networkManagement, alarm); 380 ServiceManager.addService(Context.NETWORK_STATS_SERVICE, networkStats); 381 } catch (Throwable e) { 382 reportWtf("starting NetworkStats Service", e); 383 } 384 385 try { 386 Slog.i(TAG, "NetworkPolicy Service"); 387 networkPolicy = new NetworkPolicyManagerService( 388 context, ActivityManagerService.self(), power, 389 networkStats, networkManagement); 390 ServiceManager.addService(Context.NETWORK_POLICY_SERVICE, networkPolicy); 391 } catch (Throwable e) { 392 reportWtf("starting NetworkPolicy Service", e); 393 } 394 395 try { 396 Slog.i(TAG, "Wi-Fi P2pService"); 397 wifiP2p = new WifiP2pService(context); 398 ServiceManager.addService(Context.WIFI_P2P_SERVICE, wifiP2p); 399 } catch (Throwable e) { 400 reportWtf("starting Wi-Fi P2pService", e); 401 } 402 403 try { 404 Slog.i(TAG, "Wi-Fi Service"); 405 wifi = new WifiService(context); 406 ServiceManager.addService(Context.WIFI_SERVICE, wifi); 407 } catch (Throwable e) { 408 reportWtf("starting Wi-Fi Service", e); 409 } 410 411 try { 412 Slog.i(TAG, "Connectivity Service"); 413 connectivity = new ConnectivityService( 414 context, networkManagement, networkStats, networkPolicy); 415 ServiceManager.addService(Context.CONNECTIVITY_SERVICE, connectivity); 416 networkStats.bindConnectivityManager(connectivity); 417 networkPolicy.bindConnectivityManager(connectivity); 418 wifi.checkAndStartWifi(); 419 wifiP2p.connectivityServiceReady(); 420 } catch (Throwable e) { 421 reportWtf("starting Connectivity Service", e); 422 } 423 424 try { 425 Slog.i(TAG, "Network Service Discovery Service"); 426 serviceDiscovery = NsdService.create(context); 427 ServiceManager.addService( 428 Context.NSD_SERVICE, serviceDiscovery); 429 } catch (Throwable e) { 430 reportWtf("starting Service Discovery Service", e); 431 } 432 433 try { 434 Slog.i(TAG, "Throttle Service"); 435 throttle = new ThrottleService(context); 436 ServiceManager.addService( 437 Context.THROTTLE_SERVICE, throttle); 438 } catch (Throwable e) { 439 reportWtf("starting ThrottleService", e); 440 } 441 442 try { 443 Slog.i(TAG, "UpdateLock Service"); 444 ServiceManager.addService(Context.UPDATE_LOCK_SERVICE, 445 new UpdateLockService(context)); 446 } catch (Throwable e) { 447 reportWtf("starting UpdateLockService", e); 448 } 449 450 /* 451 * MountService has a few dependencies: Notification Manager and 452 * AppWidget Provider. Make sure MountService is completely started 453 * first before continuing. 454 */ 455 if (mountService != null) { 456 mountService.waitForAsecScan(); 457 } 458 459 try { 460 Slog.i(TAG, "Notification Manager"); 461 notification = new NotificationManagerService(context, statusBar, lights); 462 ServiceManager.addService(Context.NOTIFICATION_SERVICE, notification); 463 networkPolicy.bindNotificationManager(notification); 464 } catch (Throwable e) { 465 reportWtf("starting Notification Manager", e); 466 } 467 468 try { 469 Slog.i(TAG, "Device Storage Monitor"); 470 ServiceManager.addService(DeviceStorageMonitorService.SERVICE, 471 new DeviceStorageMonitorService(context)); 472 } catch (Throwable e) { 473 reportWtf("starting DeviceStorageMonitor service", e); 474 } 475 476 try { 477 Slog.i(TAG, "Location Manager"); 478 location = new LocationManagerService(context); 479 ServiceManager.addService(Context.LOCATION_SERVICE, location); 480 } catch (Throwable e) { 481 reportWtf("starting Location Manager", e); 482 } 483 484 try { 485 Slog.i(TAG, "Country Detector"); 486 countryDetector = new CountryDetectorService(context); 487 ServiceManager.addService(Context.COUNTRY_DETECTOR, countryDetector); 488 } catch (Throwable e) { 489 reportWtf("starting Country Detector", e); 490 } 491 492 try { 493 Slog.i(TAG, "Search Service"); 494 ServiceManager.addService(Context.SEARCH_SERVICE, 495 new SearchManagerService(context)); 496 } catch (Throwable e) { 497 reportWtf("starting Search Service", e); 498 } 499 500 try { 501 Slog.i(TAG, "DropBox Service"); 502 ServiceManager.addService(Context.DROPBOX_SERVICE, 503 new DropBoxManagerService(context, new File("/data/system/dropbox"))); 504 } catch (Throwable e) { 505 reportWtf("starting DropBoxManagerService", e); 506 } 507 508 if (context.getResources().getBoolean( 509 com.android.internal.R.bool.config_enableWallpaperService)) { 510 try { 511 Slog.i(TAG, "Wallpaper Service"); 512 if (!headless) { 513 wallpaper = new WallpaperManagerService(context); 514 ServiceManager.addService(Context.WALLPAPER_SERVICE, wallpaper); 515 } 516 } catch (Throwable e) { 517 reportWtf("starting Wallpaper Service", e); 518 } 519 } 520 521 if (!"0".equals(SystemProperties.get("system_init.startaudioservice"))) { 522 try { 523 Slog.i(TAG, "Audio Service"); 524 ServiceManager.addService(Context.AUDIO_SERVICE, new AudioService(context)); 525 } catch (Throwable e) { 526 reportWtf("starting Audio Service", e); 527 } 528 } 529 530 try { 531 Slog.i(TAG, "Dock Observer"); 532 // Listen for dock station changes 533 dock = new DockObserver(context, power); 534 } catch (Throwable e) { 535 reportWtf("starting DockObserver", e); 536 } 537 538 try { 539 Slog.i(TAG, "Wired Accessory Observer"); 540 // Listen for wired headset changes 541 new WiredAccessoryObserver(context); 542 } catch (Throwable e) { 543 reportWtf("starting WiredAccessoryObserver", e); 544 } 545 546 try { 547 Slog.i(TAG, "USB Service"); 548 // Manage USB host and device support 549 usb = new UsbService(context); 550 ServiceManager.addService(Context.USB_SERVICE, usb); 551 } catch (Throwable e) { 552 reportWtf("starting UsbService", e); 553 } 554 555 try { 556 Slog.i(TAG, "Serial Service"); 557 // Serial port support 558 serial = new SerialService(context); 559 ServiceManager.addService(Context.SERIAL_SERVICE, serial); 560 } catch (Throwable e) { 561 Slog.e(TAG, "Failure starting SerialService", e); 562 } 563 564 try { 565 Slog.i(TAG, "UI Mode Manager Service"); 566 // Listen for UI mode changes 567 uiMode = new UiModeManagerService(context); 568 } catch (Throwable e) { 569 reportWtf("starting UiModeManagerService", e); 570 } 571 572 try { 573 Slog.i(TAG, "Backup Service"); 574 ServiceManager.addService(Context.BACKUP_SERVICE, 575 new BackupManagerService(context)); 576 } catch (Throwable e) { 577 Slog.e(TAG, "Failure starting Backup Service", e); 578 } 579 580 try { 581 Slog.i(TAG, "AppWidget Service"); 582 appWidget = new AppWidgetService(context); 583 ServiceManager.addService(Context.APPWIDGET_SERVICE, appWidget); 584 } catch (Throwable e) { 585 reportWtf("starting AppWidget Service", e); 586 } 587 588 try { 589 Slog.i(TAG, "Recognition Service"); 590 recognition = new RecognitionManagerService(context); 591 } catch (Throwable e) { 592 reportWtf("starting Recognition Service", e); 593 } 594 595 try { 596 Slog.i(TAG, "DiskStats Service"); 597 ServiceManager.addService("diskstats", new DiskStatsService(context)); 598 } catch (Throwable e) { 599 reportWtf("starting DiskStats Service", e); 600 } 601 602 try { 603 // need to add this service even if SamplingProfilerIntegration.isEnabled() 604 // is false, because it is this service that detects system property change and 605 // turns on SamplingProfilerIntegration. Plus, when sampling profiler doesn't work, 606 // there is little overhead for running this service. 607 Slog.i(TAG, "SamplingProfiler Service"); 608 ServiceManager.addService("samplingprofiler", 609 new SamplingProfilerService(context)); 610 } catch (Throwable e) { 611 reportWtf("starting SamplingProfiler Service", e); 612 } 613 614 try { 615 Slog.i(TAG, "NetworkTimeUpdateService"); 616 networkTimeUpdater = new NetworkTimeUpdateService(context); 617 } catch (Throwable e) { 618 reportWtf("starting NetworkTimeUpdate service", e); 619 } 620 621 try { 622 Slog.i(TAG, "CommonTimeManagementService"); 623 commonTimeMgmtService = new CommonTimeManagementService(context); 624 ServiceManager.addService("commontime_management", commonTimeMgmtService); 625 } catch (Throwable e) { 626 reportWtf("starting CommonTimeManagementService service", e); 627 } 628 629 try { 630 Slog.i(TAG, "CertBlacklister"); 631 CertBlacklister blacklister = new CertBlacklister(context); 632 } catch (Throwable e) { 633 reportWtf("starting CertBlacklister", e); 634 } 635 636 if (context.getResources().getBoolean( 637 com.android.internal.R.bool.config_enableDreams)) { 638 try { 639 Slog.i(TAG, "Dreams Service"); 640 // Dreams (interactive idle-time views, a/k/a screen savers) 641 dreamy = new DreamManagerService(context); 642 ServiceManager.addService("dreams", dreamy); 643 } catch (Throwable e) { 644 reportWtf("starting DreamManagerService", e); 645 } 646 } 647 } 648 649 // Before things start rolling, be sure we have decided whether 650 // we are in safe mode. 651 final boolean safeMode = wm.detectSafeMode(); 652 if (safeMode) { 653 ActivityManagerService.self().enterSafeMode(); 654 // Post the safe mode state in the Zygote class 655 Zygote.systemInSafeMode = true; 656 // Disable the JIT for the system_server process 657 VMRuntime.getRuntime().disableJitCompilation(); 658 } else { 659 // Enable the JIT for the system_server process 660 VMRuntime.getRuntime().startJitCompilation(); 661 } 662 663 // It is now time to start up the app processes... 664 665 try { 666 vibrator.systemReady(); 667 } catch (Throwable e) { 668 reportWtf("making Vibrator Service ready", e); 669 } 670 671 if (devicePolicy != null) { 672 try { 673 devicePolicy.systemReady(); 674 } catch (Throwable e) { 675 reportWtf("making Device Policy Service ready", e); 676 } 677 } 678 679 if (notification != null) { 680 try { 681 notification.systemReady(); 682 } catch (Throwable e) { 683 reportWtf("making Notification Service ready", e); 684 } 685 } 686 687 try { 688 wm.systemReady(); 689 } catch (Throwable e) { 690 reportWtf("making Window Manager Service ready", e); 691 } 692 693 if (safeMode) { 694 ActivityManagerService.self().showSafeModeOverlay(); 695 } 696 697 // Update the configuration for this context by hand, because we're going 698 // to start using it before the config change done in wm.systemReady() will 699 // propagate to it. 700 Configuration config = wm.computeNewConfiguration(); 701 DisplayMetrics metrics = new DisplayMetrics(); 702 WindowManager w = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE); 703 w.getDefaultDisplay().getMetrics(metrics); 704 context.getResources().updateConfiguration(config, metrics); 705 706 power.systemReady(); 707 try { 708 pm.systemReady(); 709 } catch (Throwable e) { 710 reportWtf("making Package Manager Service ready", e); 711 } 712 try { 713 lockSettings.systemReady(); 714 } catch (Throwable e) { 715 reportWtf("making Lock Settings Service ready", e); 716 } 717 718 // These are needed to propagate to the runnable below. 719 final Context contextF = context; 720 final BatteryService batteryF = battery; 721 final NetworkManagementService networkManagementF = networkManagement; 722 final NetworkStatsService networkStatsF = networkStats; 723 final NetworkPolicyManagerService networkPolicyF = networkPolicy; 724 final ConnectivityService connectivityF = connectivity; 725 final DockObserver dockF = dock; 726 final UsbService usbF = usb; 727 final ThrottleService throttleF = throttle; 728 final UiModeManagerService uiModeF = uiMode; 729 final AppWidgetService appWidgetF = appWidget; 730 final WallpaperManagerService wallpaperF = wallpaper; 731 final InputMethodManagerService immF = imm; 732 final RecognitionManagerService recognitionF = recognition; 733 final LocationManagerService locationF = location; 734 final CountryDetectorService countryDetectorF = countryDetector; 735 final NetworkTimeUpdateService networkTimeUpdaterF = networkTimeUpdater; 736 final CommonTimeManagementService commonTimeMgmtServiceF = commonTimeMgmtService; 737 final TextServicesManagerService textServiceManagerServiceF = tsms; 738 final StatusBarManagerService statusBarF = statusBar; 739 final DreamManagerService dreamyF = dreamy; 740 final InputManagerService inputManagerF = inputManager; 741 742 // We now tell the activity manager it is okay to run third party 743 // code. It will call back into us once it has gotten to the state 744 // where third party code can really run (but before it has actually 745 // started launching the initial applications), for us to complete our 746 // initialization. 747 ActivityManagerService.self().systemReady(new Runnable() { 748 public void run() { 749 Slog.i(TAG, "Making services ready"); 750 751 if (!headless) startSystemUi(contextF); 752 try { 753 if (batteryF != null) batteryF.systemReady(); 754 } catch (Throwable e) { 755 reportWtf("making Battery Service ready", e); 756 } 757 try { 758 if (networkManagementF != null) networkManagementF.systemReady(); 759 } catch (Throwable e) { 760 reportWtf("making Network Managment Service ready", e); 761 } 762 try { 763 if (networkStatsF != null) networkStatsF.systemReady(); 764 } catch (Throwable e) { 765 reportWtf("making Network Stats Service ready", e); 766 } 767 try { 768 if (networkPolicyF != null) networkPolicyF.systemReady(); 769 } catch (Throwable e) { 770 reportWtf("making Network Policy Service ready", e); 771 } 772 try { 773 if (connectivityF != null) connectivityF.systemReady(); 774 } catch (Throwable e) { 775 reportWtf("making Connectivity Service ready", e); 776 } 777 try { 778 if (dockF != null) dockF.systemReady(); 779 } catch (Throwable e) { 780 reportWtf("making Dock Service ready", e); 781 } 782 try { 783 if (usbF != null) usbF.systemReady(); 784 } catch (Throwable e) { 785 reportWtf("making USB Service ready", e); 786 } 787 try { 788 if (uiModeF != null) uiModeF.systemReady(); 789 } catch (Throwable e) { 790 reportWtf("making UI Mode Service ready", e); 791 } 792 try { 793 if (recognitionF != null) recognitionF.systemReady(); 794 } catch (Throwable e) { 795 reportWtf("making Recognition Service ready", e); 796 } 797 Watchdog.getInstance().start(); 798 799 // It is now okay to let the various system services start their 800 // third party code... 801 802 try { 803 if (appWidgetF != null) appWidgetF.systemReady(safeMode); 804 } catch (Throwable e) { 805 reportWtf("making App Widget Service ready", e); 806 } 807 try { 808 if (wallpaperF != null) wallpaperF.systemReady(); 809 } catch (Throwable e) { 810 reportWtf("making Wallpaper Service ready", e); 811 } 812 try { 813 if (immF != null) immF.systemReady(statusBarF); 814 } catch (Throwable e) { 815 reportWtf("making Input Method Service ready", e); 816 } 817 try { 818 if (locationF != null) locationF.systemReady(); 819 } catch (Throwable e) { 820 reportWtf("making Location Service ready", e); 821 } 822 try { 823 if (countryDetectorF != null) countryDetectorF.systemReady(); 824 } catch (Throwable e) { 825 reportWtf("making Country Detector Service ready", e); 826 } 827 try { 828 if (throttleF != null) throttleF.systemReady(); 829 } catch (Throwable e) { 830 reportWtf("making Throttle Service ready", e); 831 } 832 try { 833 if (networkTimeUpdaterF != null) networkTimeUpdaterF.systemReady(); 834 } catch (Throwable e) { 835 reportWtf("making Network Time Service ready", e); 836 } 837 try { 838 if (commonTimeMgmtServiceF != null) commonTimeMgmtServiceF.systemReady(); 839 } catch (Throwable e) { 840 reportWtf("making Common time management service ready", e); 841 } 842 try { 843 if (textServiceManagerServiceF != null) textServiceManagerServiceF.systemReady(); 844 } catch (Throwable e) { 845 reportWtf("making Text Services Manager Service ready", e); 846 } 847 try { 848 if (dreamyF != null) dreamyF.systemReady(); 849 } catch (Throwable e) { 850 reportWtf("making DreamManagerService ready", e); 851 } 852 try { 853 // TODO(BT) Pass parameter to input manager 854 if (inputManagerF != null) inputManagerF.systemReady(); 855 } catch (Throwable e) { 856 reportWtf("making InputManagerService ready", e); 857 } 858 } 859 }); 860 861 // For debug builds, log event loop stalls to dropbox for analysis. 862 if (StrictMode.conditionallyEnableDebugLogging()) { 863 Slog.i(TAG, "Enabled StrictMode for system server main thread."); 864 } 865 866 Looper.loop(); 867 Slog.d(TAG, "System ServerThread is exiting!"); 868 } 869 870 static final void startSystemUi(Context context) { 871 Intent intent = new Intent(); 872 intent.setComponent(new ComponentName("com.android.systemui", 873 "com.android.systemui.SystemUIService")); 874 Slog.d(TAG, "Starting service: " + intent); 875 context.startService(intent); 876 } 877} 878 879public class SystemServer { 880 private static final String TAG = "SystemServer"; 881 882 public static final int FACTORY_TEST_OFF = 0; 883 public static final int FACTORY_TEST_LOW_LEVEL = 1; 884 public static final int FACTORY_TEST_HIGH_LEVEL = 2; 885 886 static Timer timer; 887 static final long SNAPSHOT_INTERVAL = 60 * 60 * 1000; // 1hr 888 889 // The earliest supported time. We pick one day into 1970, to 890 // give any timezone code room without going into negative time. 891 private static final long EARLIEST_SUPPORTED_TIME = 86400 * 1000; 892 893 /** 894 * This method is called from Zygote to initialize the system. This will cause the native 895 * services (SurfaceFlinger, AudioFlinger, etc..) to be started. After that it will call back 896 * up into init2() to start the Android services. 897 */ 898 native public static void init1(String[] args); 899 900 public static void main(String[] args) { 901 if (System.currentTimeMillis() < EARLIEST_SUPPORTED_TIME) { 902 // If a device's clock is before 1970 (before 0), a lot of 903 // APIs crash dealing with negative numbers, notably 904 // java.io.File#setLastModified, so instead we fake it and 905 // hope that time from cell towers or NTP fixes it 906 // shortly. 907 Slog.w(TAG, "System clock is before 1970; setting to 1970."); 908 SystemClock.setCurrentTimeMillis(EARLIEST_SUPPORTED_TIME); 909 } 910 911 if (SamplingProfilerIntegration.isEnabled()) { 912 SamplingProfilerIntegration.start(); 913 timer = new Timer(); 914 timer.schedule(new TimerTask() { 915 @Override 916 public void run() { 917 SamplingProfilerIntegration.writeSnapshot("system_server", null); 918 } 919 }, SNAPSHOT_INTERVAL, SNAPSHOT_INTERVAL); 920 } 921 922 // Mmmmmm... more memory! 923 dalvik.system.VMRuntime.getRuntime().clearGrowthLimit(); 924 925 // The system server has to run all of the time, so it needs to be 926 // as efficient as possible with its memory usage. 927 VMRuntime.getRuntime().setTargetHeapUtilization(0.8f); 928 929 System.loadLibrary("android_servers"); 930 init1(args); 931 } 932 933 public static final void init2() { 934 Slog.i(TAG, "Entered the Android system server!"); 935 Thread thr = new ServerThread(); 936 thr.setName("android.server.ServerThread"); 937 thr.start(); 938 } 939} 940