1 /* 2 * Copyright (C) 2017 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 package com.android.server; 17 18 import android.annotation.NonNull; 19 import android.app.ActivityManager; 20 import android.app.ActivityManagerInternal; 21 import android.app.AppOpsManager; 22 import android.app.AppOpsManager.PackageOps; 23 import android.app.IActivityManager; 24 import android.app.IUidObserver; 25 import android.app.usage.UsageStatsManager; 26 import android.app.usage.UsageStatsManagerInternal; 27 import android.app.usage.UsageStatsManagerInternal.AppIdleStateChangeListener; 28 import android.content.BroadcastReceiver; 29 import android.content.Context; 30 import android.content.Intent; 31 import android.content.IntentFilter; 32 import android.database.ContentObserver; 33 import android.net.Uri; 34 import android.os.BatteryManager; 35 import android.os.Handler; 36 import android.os.Looper; 37 import android.os.Message; 38 import android.os.PowerManager.ServiceType; 39 import android.os.PowerManagerInternal; 40 import android.os.RemoteException; 41 import android.os.ServiceManager; 42 import android.os.UserHandle; 43 import android.provider.Settings; 44 import android.util.ArraySet; 45 import android.util.Pair; 46 import android.util.Slog; 47 import android.util.SparseBooleanArray; 48 import android.util.SparseSetArray; 49 import android.util.proto.ProtoOutputStream; 50 51 import com.android.internal.annotations.GuardedBy; 52 import com.android.internal.annotations.VisibleForTesting; 53 import com.android.internal.app.IAppOpsCallback; 54 import com.android.internal.app.IAppOpsService; 55 import com.android.internal.util.ArrayUtils; 56 import com.android.internal.util.IndentingPrintWriter; 57 import com.android.internal.util.Preconditions; 58 import com.android.internal.util.StatLogger; 59 import com.android.server.ForceAppStandbyTrackerProto.ExemptedPackage; 60 import com.android.server.ForceAppStandbyTrackerProto.RunAnyInBackgroundRestrictedPackages; 61 62 import java.io.PrintWriter; 63 import java.util.Arrays; 64 import java.util.List; 65 66 /** 67 * Class to keep track of the information related to "force app standby", which includes: 68 * - OP_RUN_ANY_IN_BACKGROUND for each package 69 * - UID foreground/active state 70 * - User+system power save whitelist 71 * - Temporary power save whitelist 72 * - Global "force all apps standby" mode enforced by battery saver. 73 * 74 * Test: 75 atest $ANDROID_BUILD_TOP/frameworks/base/services/tests/servicestests/src/com/android/server/AppStateTrackerTest.java 76 */ 77 public class AppStateTracker { 78 private static final String TAG = "AppStateTracker"; 79 private static final boolean DEBUG = false; 80 81 private final Object mLock = new Object(); 82 private final Context mContext; 83 84 @VisibleForTesting 85 static final int TARGET_OP = AppOpsManager.OP_RUN_ANY_IN_BACKGROUND; 86 87 IActivityManager mIActivityManager; 88 ActivityManagerInternal mActivityManagerInternal; 89 AppOpsManager mAppOpsManager; 90 IAppOpsService mAppOpsService; 91 PowerManagerInternal mPowerManagerInternal; 92 StandbyTracker mStandbyTracker; 93 UsageStatsManagerInternal mUsageStatsManagerInternal; 94 95 private final MyHandler mHandler; 96 97 @VisibleForTesting 98 FeatureFlagsObserver mFlagsObserver; 99 100 /** 101 * Pair of (uid (not user-id), packageName) with OP_RUN_ANY_IN_BACKGROUND *not* allowed. 102 */ 103 @GuardedBy("mLock") 104 final ArraySet<Pair<Integer, String>> mRunAnyRestrictedPackages = new ArraySet<>(); 105 106 /** UIDs that are active. */ 107 @GuardedBy("mLock") 108 final SparseBooleanArray mActiveUids = new SparseBooleanArray(); 109 110 /** UIDs that are in the foreground. */ 111 @GuardedBy("mLock") 112 final SparseBooleanArray mForegroundUids = new SparseBooleanArray(); 113 114 /** 115 * System except-idle + user whitelist in the device idle controller. 116 */ 117 @GuardedBy("mLock") 118 private int[] mPowerWhitelistedAllAppIds = new int[0]; 119 120 /** 121 * User whitelisted apps in the device idle controller. 122 */ 123 @GuardedBy("mLock") 124 private int[] mPowerWhitelistedUserAppIds = new int[0]; 125 126 @GuardedBy("mLock") 127 private int[] mTempWhitelistedAppIds = mPowerWhitelistedAllAppIds; 128 129 /** 130 * Per-user packages that are in the EXEMPT bucket. 131 */ 132 @GuardedBy("mLock") 133 private final SparseSetArray<String> mExemptedPackages = new SparseSetArray<>(); 134 135 @GuardedBy("mLock") 136 final ArraySet<Listener> mListeners = new ArraySet<>(); 137 138 @GuardedBy("mLock") 139 boolean mStarted; 140 141 /** 142 * Only used for small battery use-case. 143 */ 144 @GuardedBy("mLock") 145 boolean mIsPluggedIn; 146 147 @GuardedBy("mLock") 148 boolean mBatterySaverEnabled; 149 150 /** 151 * True if the forced app standby is currently enabled 152 */ 153 @GuardedBy("mLock") 154 boolean mForceAllAppsStandby; 155 156 /** 157 * True if the forced app standby for small battery devices feature is enabled in settings 158 */ 159 @GuardedBy("mLock") 160 boolean mForceAllAppStandbyForSmallBattery; 161 162 /** 163 * True if the forced app standby feature is enabled in settings 164 */ 165 @GuardedBy("mLock") 166 boolean mForcedAppStandbyEnabled; 167 168 interface Stats { 169 int UID_FG_STATE_CHANGED = 0; 170 int UID_ACTIVE_STATE_CHANGED = 1; 171 int RUN_ANY_CHANGED = 2; 172 int ALL_UNWHITELISTED = 3; 173 int ALL_WHITELIST_CHANGED = 4; 174 int TEMP_WHITELIST_CHANGED = 5; 175 int EXEMPT_CHANGED = 6; 176 int FORCE_ALL_CHANGED = 7; 177 int FORCE_APP_STANDBY_FEATURE_FLAG_CHANGED = 8; 178 179 int IS_UID_ACTIVE_CACHED = 9; 180 int IS_UID_ACTIVE_RAW = 10; 181 } 182 183 private final StatLogger mStatLogger = new StatLogger(new String[] { 184 "UID_FG_STATE_CHANGED", 185 "UID_ACTIVE_STATE_CHANGED", 186 "RUN_ANY_CHANGED", 187 "ALL_UNWHITELISTED", 188 "ALL_WHITELIST_CHANGED", 189 "TEMP_WHITELIST_CHANGED", 190 "EXEMPT_CHANGED", 191 "FORCE_ALL_CHANGED", 192 "FORCE_APP_STANDBY_FEATURE_FLAG_CHANGED", 193 194 "IS_UID_ACTIVE_CACHED", 195 "IS_UID_ACTIVE_RAW", 196 }); 197 198 @VisibleForTesting 199 class FeatureFlagsObserver extends ContentObserver { FeatureFlagsObserver()200 FeatureFlagsObserver() { 201 super(null); 202 } 203 register()204 void register() { 205 mContext.getContentResolver().registerContentObserver( 206 Settings.Global.getUriFor(Settings.Global.FORCED_APP_STANDBY_ENABLED), 207 false, this); 208 209 mContext.getContentResolver().registerContentObserver(Settings.Global.getUriFor( 210 Settings.Global.FORCED_APP_STANDBY_FOR_SMALL_BATTERY_ENABLED), false, this); 211 } 212 isForcedAppStandbyEnabled()213 boolean isForcedAppStandbyEnabled() { 214 return injectGetGlobalSettingInt(Settings.Global.FORCED_APP_STANDBY_ENABLED, 1) == 1; 215 } 216 isForcedAppStandbyForSmallBatteryEnabled()217 boolean isForcedAppStandbyForSmallBatteryEnabled() { 218 return injectGetGlobalSettingInt( 219 Settings.Global.FORCED_APP_STANDBY_FOR_SMALL_BATTERY_ENABLED, 0) == 1; 220 } 221 222 @Override onChange(boolean selfChange, Uri uri)223 public void onChange(boolean selfChange, Uri uri) { 224 if (Settings.Global.getUriFor(Settings.Global.FORCED_APP_STANDBY_ENABLED).equals(uri)) { 225 final boolean enabled = isForcedAppStandbyEnabled(); 226 synchronized (mLock) { 227 if (mForcedAppStandbyEnabled == enabled) { 228 return; 229 } 230 mForcedAppStandbyEnabled = enabled; 231 if (DEBUG) { 232 Slog.d(TAG,"Forced app standby feature flag changed: " 233 + mForcedAppStandbyEnabled); 234 } 235 } 236 mHandler.notifyForcedAppStandbyFeatureFlagChanged(); 237 } else if (Settings.Global.getUriFor( 238 Settings.Global.FORCED_APP_STANDBY_FOR_SMALL_BATTERY_ENABLED).equals(uri)) { 239 final boolean enabled = isForcedAppStandbyForSmallBatteryEnabled(); 240 synchronized (mLock) { 241 if (mForceAllAppStandbyForSmallBattery == enabled) { 242 return; 243 } 244 mForceAllAppStandbyForSmallBattery = enabled; 245 if (DEBUG) { 246 Slog.d(TAG, "Forced app standby for small battery feature flag changed: " 247 + mForceAllAppStandbyForSmallBattery); 248 } 249 updateForceAllAppStandbyState(); 250 } 251 } else { 252 Slog.w(TAG, "Unexpected feature flag uri encountered: " + uri); 253 } 254 } 255 } 256 257 public static abstract class Listener { 258 /** 259 * This is called when the OP_RUN_ANY_IN_BACKGROUND appops changed for a package. 260 */ onRunAnyAppOpsChanged(AppStateTracker sender, int uid, @NonNull String packageName)261 private void onRunAnyAppOpsChanged(AppStateTracker sender, 262 int uid, @NonNull String packageName) { 263 updateJobsForUidPackage(uid, packageName, sender.isUidActive(uid)); 264 265 if (!sender.areAlarmsRestricted(uid, packageName, /*allowWhileIdle=*/ false)) { 266 unblockAlarmsForUidPackage(uid, packageName); 267 } else if (!sender.areAlarmsRestricted(uid, packageName, /*allowWhileIdle=*/ true)){ 268 // we need to deliver the allow-while-idle alarms for this uid, package 269 unblockAllUnrestrictedAlarms(); 270 } 271 272 if (!sender.isRunAnyInBackgroundAppOpsAllowed(uid, packageName)) { 273 Slog.v(TAG, "Package " + packageName + "/" + uid 274 + " toggled into fg service restriction"); 275 stopForegroundServicesForUidPackage(uid, packageName); 276 } 277 } 278 279 /** 280 * This is called when the foreground state changed for a UID. 281 */ onUidForegroundStateChanged(AppStateTracker sender, int uid)282 private void onUidForegroundStateChanged(AppStateTracker sender, int uid) { 283 onUidForeground(uid, sender.isUidInForeground(uid)); 284 } 285 286 /** 287 * This is called when the active/idle state changed for a UID. 288 */ onUidActiveStateChanged(AppStateTracker sender, int uid)289 private void onUidActiveStateChanged(AppStateTracker sender, int uid) { 290 final boolean isActive = sender.isUidActive(uid); 291 292 updateJobsForUid(uid, isActive); 293 294 if (isActive) { 295 unblockAlarmsForUid(uid); 296 } 297 } 298 299 /** 300 * This is called when an app-id(s) is removed from the power save whitelist. 301 */ onPowerSaveUnwhitelisted(AppStateTracker sender)302 private void onPowerSaveUnwhitelisted(AppStateTracker sender) { 303 updateAllJobs(); 304 unblockAllUnrestrictedAlarms(); 305 } 306 307 /** 308 * This is called when the power save whitelist changes, excluding the 309 * {@link #onPowerSaveUnwhitelisted} case. 310 */ onPowerSaveWhitelistedChanged(AppStateTracker sender)311 private void onPowerSaveWhitelistedChanged(AppStateTracker sender) { 312 updateAllJobs(); 313 } 314 315 /** 316 * This is called when the temp whitelist changes. 317 */ onTempPowerSaveWhitelistChanged(AppStateTracker sender)318 private void onTempPowerSaveWhitelistChanged(AppStateTracker sender) { 319 320 // TODO This case happens rather frequently; consider optimizing and update jobs 321 // only for affected app-ids. 322 323 updateAllJobs(); 324 325 // Note when an app is just put in the temp whitelist, we do *not* drain pending alarms. 326 } 327 328 /** 329 * This is called when the EXEMPT bucket is updated. 330 */ onExemptChanged(AppStateTracker sender)331 private void onExemptChanged(AppStateTracker sender) { 332 // This doesn't happen very often, so just re-evaluate all jobs / alarms. 333 updateAllJobs(); 334 unblockAllUnrestrictedAlarms(); 335 } 336 337 /** 338 * This is called when the global "force all apps standby" flag changes. 339 */ onForceAllAppsStandbyChanged(AppStateTracker sender)340 private void onForceAllAppsStandbyChanged(AppStateTracker sender) { 341 updateAllJobs(); 342 343 if (!sender.isForceAllAppsStandbyEnabled()) { 344 unblockAllUnrestrictedAlarms(); 345 } 346 } 347 348 /** 349 * Called when the job restrictions for multiple UIDs might have changed, so the job 350 * scheduler should re-evaluate all restrictions for all jobs. 351 */ updateAllJobs()352 public void updateAllJobs() { 353 } 354 355 /** 356 * Called when the job restrictions for a UID might have changed, so the job 357 * scheduler should re-evaluate all restrictions for all jobs. 358 */ updateJobsForUid(int uid, boolean isNowActive)359 public void updateJobsForUid(int uid, boolean isNowActive) { 360 } 361 362 /** 363 * Called when the job restrictions for a UID - package might have changed, so the job 364 * scheduler should re-evaluate all restrictions for all jobs. 365 */ updateJobsForUidPackage(int uid, String packageName, boolean isNowActive)366 public void updateJobsForUidPackage(int uid, String packageName, boolean isNowActive) { 367 } 368 369 /** 370 * Called when an app goes into forced app standby and its foreground 371 * services need to be removed from that state. 372 */ stopForegroundServicesForUidPackage(int uid, String packageName)373 public void stopForegroundServicesForUidPackage(int uid, String packageName) { 374 } 375 376 /** 377 * Called when the job restrictions for multiple UIDs might have changed, so the alarm 378 * manager should re-evaluate all restrictions for all blocked jobs. 379 */ unblockAllUnrestrictedAlarms()380 public void unblockAllUnrestrictedAlarms() { 381 } 382 383 /** 384 * Called when all jobs for a specific UID are unblocked. 385 */ unblockAlarmsForUid(int uid)386 public void unblockAlarmsForUid(int uid) { 387 } 388 389 /** 390 * Called when all alarms for a specific UID - package are unblocked. 391 */ unblockAlarmsForUidPackage(int uid, String packageName)392 public void unblockAlarmsForUidPackage(int uid, String packageName) { 393 } 394 395 /** 396 * Called when a UID comes into the foreground or the background. 397 * 398 * @see #isUidInForeground(int) 399 */ onUidForeground(int uid, boolean foreground)400 public void onUidForeground(int uid, boolean foreground) { 401 } 402 } 403 AppStateTracker(Context context, Looper looper)404 public AppStateTracker(Context context, Looper looper) { 405 mContext = context; 406 mHandler = new MyHandler(looper); 407 } 408 409 /** 410 * Call it when the system is ready. 411 */ onSystemServicesReady()412 public void onSystemServicesReady() { 413 synchronized (mLock) { 414 if (mStarted) { 415 return; 416 } 417 mStarted = true; 418 419 mIActivityManager = Preconditions.checkNotNull(injectIActivityManager()); 420 mActivityManagerInternal = Preconditions.checkNotNull(injectActivityManagerInternal()); 421 mAppOpsManager = Preconditions.checkNotNull(injectAppOpsManager()); 422 mAppOpsService = Preconditions.checkNotNull(injectIAppOpsService()); 423 mPowerManagerInternal = Preconditions.checkNotNull(injectPowerManagerInternal()); 424 mUsageStatsManagerInternal = Preconditions.checkNotNull( 425 injectUsageStatsManagerInternal()); 426 427 mFlagsObserver = new FeatureFlagsObserver(); 428 mFlagsObserver.register(); 429 mForcedAppStandbyEnabled = mFlagsObserver.isForcedAppStandbyEnabled(); 430 mForceAllAppStandbyForSmallBattery = 431 mFlagsObserver.isForcedAppStandbyForSmallBatteryEnabled(); 432 mStandbyTracker = new StandbyTracker(); 433 mUsageStatsManagerInternal.addAppIdleStateChangeListener(mStandbyTracker); 434 435 try { 436 mIActivityManager.registerUidObserver(new UidObserver(), 437 ActivityManager.UID_OBSERVER_GONE 438 | ActivityManager.UID_OBSERVER_IDLE 439 | ActivityManager.UID_OBSERVER_ACTIVE 440 | ActivityManager.UID_OBSERVER_PROCSTATE, 441 ActivityManager.PROCESS_STATE_UNKNOWN, null); 442 mAppOpsService.startWatchingMode(TARGET_OP, null, 443 new AppOpsWatcher()); 444 } catch (RemoteException e) { 445 // shouldn't happen. 446 } 447 448 IntentFilter filter = new IntentFilter(); 449 filter.addAction(Intent.ACTION_USER_REMOVED); 450 filter.addAction(Intent.ACTION_BATTERY_CHANGED); 451 mContext.registerReceiver(new MyReceiver(), filter); 452 453 refreshForcedAppStandbyUidPackagesLocked(); 454 455 mPowerManagerInternal.registerLowPowerModeObserver( 456 ServiceType.FORCE_ALL_APPS_STANDBY, 457 (state) -> { 458 synchronized (mLock) { 459 mBatterySaverEnabled = state.batterySaverEnabled; 460 updateForceAllAppStandbyState(); 461 } 462 }); 463 464 mBatterySaverEnabled = mPowerManagerInternal.getLowPowerState( 465 ServiceType.FORCE_ALL_APPS_STANDBY).batterySaverEnabled; 466 467 updateForceAllAppStandbyState(); 468 } 469 } 470 471 @VisibleForTesting injectAppOpsManager()472 AppOpsManager injectAppOpsManager() { 473 return mContext.getSystemService(AppOpsManager.class); 474 } 475 476 @VisibleForTesting injectIAppOpsService()477 IAppOpsService injectIAppOpsService() { 478 return IAppOpsService.Stub.asInterface( 479 ServiceManager.getService(Context.APP_OPS_SERVICE)); 480 } 481 482 @VisibleForTesting injectIActivityManager()483 IActivityManager injectIActivityManager() { 484 return ActivityManager.getService(); 485 } 486 487 @VisibleForTesting injectActivityManagerInternal()488 ActivityManagerInternal injectActivityManagerInternal() { 489 return LocalServices.getService(ActivityManagerInternal.class); 490 } 491 492 @VisibleForTesting injectPowerManagerInternal()493 PowerManagerInternal injectPowerManagerInternal() { 494 return LocalServices.getService(PowerManagerInternal.class); 495 } 496 497 @VisibleForTesting injectUsageStatsManagerInternal()498 UsageStatsManagerInternal injectUsageStatsManagerInternal() { 499 return LocalServices.getService(UsageStatsManagerInternal.class); 500 } 501 502 @VisibleForTesting isSmallBatteryDevice()503 boolean isSmallBatteryDevice() { 504 return ActivityManager.isSmallBatteryDevice(); 505 } 506 507 @VisibleForTesting injectGetGlobalSettingInt(String key, int def)508 int injectGetGlobalSettingInt(String key, int def) { 509 return Settings.Global.getInt(mContext.getContentResolver(), key, def); 510 } 511 512 /** 513 * Update {@link #mRunAnyRestrictedPackages} with the current app ops state. 514 */ 515 @GuardedBy("mLock") refreshForcedAppStandbyUidPackagesLocked()516 private void refreshForcedAppStandbyUidPackagesLocked() { 517 mRunAnyRestrictedPackages.clear(); 518 final List<PackageOps> ops = mAppOpsManager.getPackagesForOps( 519 new int[] {TARGET_OP}); 520 521 if (ops == null) { 522 return; 523 } 524 final int size = ops.size(); 525 for (int i = 0; i < size; i++) { 526 final AppOpsManager.PackageOps pkg = ops.get(i); 527 final List<AppOpsManager.OpEntry> entries = ops.get(i).getOps(); 528 529 for (int j = 0; j < entries.size(); j++) { 530 AppOpsManager.OpEntry ent = entries.get(j); 531 if (ent.getOp() != TARGET_OP) { 532 continue; 533 } 534 if (ent.getMode() != AppOpsManager.MODE_ALLOWED) { 535 mRunAnyRestrictedPackages.add(Pair.create( 536 pkg.getUid(), pkg.getPackageName())); 537 } 538 } 539 } 540 } 541 updateForceAllAppStandbyState()542 private void updateForceAllAppStandbyState() { 543 synchronized (mLock) { 544 if (mForceAllAppStandbyForSmallBattery && isSmallBatteryDevice()) { 545 toggleForceAllAppsStandbyLocked(!mIsPluggedIn); 546 } else { 547 toggleForceAllAppsStandbyLocked(mBatterySaverEnabled); 548 } 549 } 550 } 551 552 /** 553 * Update {@link #mForceAllAppsStandby} and notifies the listeners. 554 */ 555 @GuardedBy("mLock") toggleForceAllAppsStandbyLocked(boolean enable)556 private void toggleForceAllAppsStandbyLocked(boolean enable) { 557 if (enable == mForceAllAppsStandby) { 558 return; 559 } 560 mForceAllAppsStandby = enable; 561 562 mHandler.notifyForceAllAppsStandbyChanged(); 563 } 564 565 @GuardedBy("mLock") findForcedAppStandbyUidPackageIndexLocked(int uid, @NonNull String packageName)566 private int findForcedAppStandbyUidPackageIndexLocked(int uid, @NonNull String packageName) { 567 final int size = mRunAnyRestrictedPackages.size(); 568 if (size > 8) { 569 return mRunAnyRestrictedPackages.indexOf(Pair.create(uid, packageName)); 570 } 571 for (int i = 0; i < size; i++) { 572 final Pair<Integer, String> pair = mRunAnyRestrictedPackages.valueAt(i); 573 574 if ((pair.first == uid) && packageName.equals(pair.second)) { 575 return i; 576 } 577 } 578 return -1; 579 } 580 581 /** 582 * @return whether a uid package-name pair is in mRunAnyRestrictedPackages. 583 */ 584 @GuardedBy("mLock") isRunAnyRestrictedLocked(int uid, @NonNull String packageName)585 boolean isRunAnyRestrictedLocked(int uid, @NonNull String packageName) { 586 return findForcedAppStandbyUidPackageIndexLocked(uid, packageName) >= 0; 587 } 588 589 /** 590 * Add to / remove from {@link #mRunAnyRestrictedPackages}. 591 */ 592 @GuardedBy("mLock") updateForcedAppStandbyUidPackageLocked(int uid, @NonNull String packageName, boolean restricted)593 boolean updateForcedAppStandbyUidPackageLocked(int uid, @NonNull String packageName, 594 boolean restricted) { 595 final int index = findForcedAppStandbyUidPackageIndexLocked(uid, packageName); 596 final boolean wasRestricted = index >= 0; 597 if (wasRestricted == restricted) { 598 return false; 599 } 600 if (restricted) { 601 mRunAnyRestrictedPackages.add(Pair.create(uid, packageName)); 602 } else { 603 mRunAnyRestrictedPackages.removeAt(index); 604 } 605 return true; 606 } 607 addUidToArray(SparseBooleanArray array, int uid)608 private static boolean addUidToArray(SparseBooleanArray array, int uid) { 609 if (UserHandle.isCore(uid)) { 610 return false; 611 } 612 if (array.get(uid)) { 613 return false; 614 } 615 array.put(uid, true); 616 return true; 617 } 618 removeUidFromArray(SparseBooleanArray array, int uid, boolean remove)619 private static boolean removeUidFromArray(SparseBooleanArray array, int uid, boolean remove) { 620 if (UserHandle.isCore(uid)) { 621 return false; 622 } 623 if (!array.get(uid)) { 624 return false; 625 } 626 if (remove) { 627 array.delete(uid); 628 } else { 629 array.put(uid, false); 630 } 631 return true; 632 } 633 634 private final class UidObserver extends IUidObserver.Stub { 635 @Override onUidStateChanged(int uid, int procState, long procStateSeq)636 public void onUidStateChanged(int uid, int procState, long procStateSeq) { 637 mHandler.onUidStateChanged(uid, procState); 638 } 639 640 @Override onUidActive(int uid)641 public void onUidActive(int uid) { 642 mHandler.onUidActive(uid); 643 } 644 645 @Override onUidGone(int uid, boolean disabled)646 public void onUidGone(int uid, boolean disabled) { 647 mHandler.onUidGone(uid, disabled); 648 } 649 650 @Override onUidIdle(int uid, boolean disabled)651 public void onUidIdle(int uid, boolean disabled) { 652 mHandler.onUidIdle(uid, disabled); 653 } 654 655 @Override onUidCachedChanged(int uid, boolean cached)656 public void onUidCachedChanged(int uid, boolean cached) { 657 } 658 } 659 660 private final class AppOpsWatcher extends IAppOpsCallback.Stub { 661 @Override opChanged(int op, int uid, String packageName)662 public void opChanged(int op, int uid, String packageName) throws RemoteException { 663 boolean restricted = false; 664 try { 665 restricted = mAppOpsService.checkOperation(TARGET_OP, 666 uid, packageName) != AppOpsManager.MODE_ALLOWED; 667 } catch (RemoteException e) { 668 // Shouldn't happen 669 } 670 synchronized (mLock) { 671 if (updateForcedAppStandbyUidPackageLocked(uid, packageName, restricted)) { 672 mHandler.notifyRunAnyAppOpsChanged(uid, packageName); 673 } 674 } 675 } 676 } 677 678 private final class MyReceiver extends BroadcastReceiver { 679 @Override onReceive(Context context, Intent intent)680 public void onReceive(Context context, Intent intent) { 681 if (Intent.ACTION_USER_REMOVED.equals(intent.getAction())) { 682 final int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1); 683 if (userId > 0) { 684 mHandler.doUserRemoved(userId); 685 } 686 } else if (Intent.ACTION_BATTERY_CHANGED.equals(intent.getAction())) { 687 synchronized (mLock) { 688 mIsPluggedIn = (intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0) != 0); 689 } 690 updateForceAllAppStandbyState(); 691 } 692 } 693 } 694 695 final class StandbyTracker extends AppIdleStateChangeListener { 696 @Override onAppIdleStateChanged(String packageName, int userId, boolean idle, int bucket, int reason)697 public void onAppIdleStateChanged(String packageName, int userId, boolean idle, 698 int bucket, int reason) { 699 if (DEBUG) { 700 Slog.d(TAG,"onAppIdleStateChanged: " + packageName + " u" + userId 701 + (idle ? " idle" : " active") + " " + bucket); 702 } 703 final boolean changed; 704 if (bucket == UsageStatsManager.STANDBY_BUCKET_EXEMPTED) { 705 changed = mExemptedPackages.add(userId, packageName); 706 } else { 707 changed = mExemptedPackages.remove(userId, packageName); 708 } 709 if (changed) { 710 mHandler.notifyExemptChanged(); 711 } 712 } 713 714 @Override onParoleStateChanged(boolean isParoleOn)715 public void onParoleStateChanged(boolean isParoleOn) { 716 } 717 } 718 cloneListeners()719 private Listener[] cloneListeners() { 720 synchronized (mLock) { 721 return mListeners.toArray(new Listener[mListeners.size()]); 722 } 723 } 724 725 private class MyHandler extends Handler { 726 private static final int MSG_UID_ACTIVE_STATE_CHANGED = 0; 727 private static final int MSG_UID_FG_STATE_CHANGED = 1; 728 private static final int MSG_RUN_ANY_CHANGED = 3; 729 private static final int MSG_ALL_UNWHITELISTED = 4; 730 private static final int MSG_ALL_WHITELIST_CHANGED = 5; 731 private static final int MSG_TEMP_WHITELIST_CHANGED = 6; 732 private static final int MSG_FORCE_ALL_CHANGED = 7; 733 private static final int MSG_USER_REMOVED = 8; 734 private static final int MSG_FORCE_APP_STANDBY_FEATURE_FLAG_CHANGED = 9; 735 private static final int MSG_EXEMPT_CHANGED = 10; 736 737 private static final int MSG_ON_UID_STATE_CHANGED = 11; 738 private static final int MSG_ON_UID_ACTIVE = 12; 739 private static final int MSG_ON_UID_GONE = 13; 740 private static final int MSG_ON_UID_IDLE = 14; 741 MyHandler(Looper looper)742 public MyHandler(Looper looper) { 743 super(looper); 744 } 745 notifyUidActiveStateChanged(int uid)746 public void notifyUidActiveStateChanged(int uid) { 747 obtainMessage(MSG_UID_ACTIVE_STATE_CHANGED, uid, 0).sendToTarget(); 748 } 749 notifyUidForegroundStateChanged(int uid)750 public void notifyUidForegroundStateChanged(int uid) { 751 obtainMessage(MSG_UID_FG_STATE_CHANGED, uid, 0).sendToTarget(); 752 } 753 notifyRunAnyAppOpsChanged(int uid, @NonNull String packageName)754 public void notifyRunAnyAppOpsChanged(int uid, @NonNull String packageName) { 755 obtainMessage(MSG_RUN_ANY_CHANGED, uid, 0, packageName).sendToTarget(); 756 } 757 notifyAllUnwhitelisted()758 public void notifyAllUnwhitelisted() { 759 removeMessages(MSG_ALL_UNWHITELISTED); 760 obtainMessage(MSG_ALL_UNWHITELISTED).sendToTarget(); 761 } 762 notifyAllWhitelistChanged()763 public void notifyAllWhitelistChanged() { 764 removeMessages(MSG_ALL_WHITELIST_CHANGED); 765 obtainMessage(MSG_ALL_WHITELIST_CHANGED).sendToTarget(); 766 } 767 notifyTempWhitelistChanged()768 public void notifyTempWhitelistChanged() { 769 removeMessages(MSG_TEMP_WHITELIST_CHANGED); 770 obtainMessage(MSG_TEMP_WHITELIST_CHANGED).sendToTarget(); 771 } 772 notifyForceAllAppsStandbyChanged()773 public void notifyForceAllAppsStandbyChanged() { 774 removeMessages(MSG_FORCE_ALL_CHANGED); 775 obtainMessage(MSG_FORCE_ALL_CHANGED).sendToTarget(); 776 } 777 notifyForcedAppStandbyFeatureFlagChanged()778 public void notifyForcedAppStandbyFeatureFlagChanged() { 779 removeMessages(MSG_FORCE_APP_STANDBY_FEATURE_FLAG_CHANGED); 780 obtainMessage(MSG_FORCE_APP_STANDBY_FEATURE_FLAG_CHANGED).sendToTarget(); 781 } 782 notifyExemptChanged()783 public void notifyExemptChanged() { 784 removeMessages(MSG_EXEMPT_CHANGED); 785 obtainMessage(MSG_EXEMPT_CHANGED).sendToTarget(); 786 } 787 doUserRemoved(int userId)788 public void doUserRemoved(int userId) { 789 obtainMessage(MSG_USER_REMOVED, userId, 0).sendToTarget(); 790 } 791 onUidStateChanged(int uid, int procState)792 public void onUidStateChanged(int uid, int procState) { 793 obtainMessage(MSG_ON_UID_STATE_CHANGED, uid, procState).sendToTarget(); 794 } 795 onUidActive(int uid)796 public void onUidActive(int uid) { 797 obtainMessage(MSG_ON_UID_ACTIVE, uid, 0).sendToTarget(); 798 } 799 onUidGone(int uid, boolean disabled)800 public void onUidGone(int uid, boolean disabled) { 801 obtainMessage(MSG_ON_UID_GONE, uid, disabled ? 1 : 0).sendToTarget(); 802 } 803 onUidIdle(int uid, boolean disabled)804 public void onUidIdle(int uid, boolean disabled) { 805 obtainMessage(MSG_ON_UID_IDLE, uid, disabled ? 1 : 0).sendToTarget(); 806 } 807 808 @Override handleMessage(Message msg)809 public void handleMessage(Message msg) { 810 switch (msg.what) { 811 case MSG_USER_REMOVED: 812 handleUserRemoved(msg.arg1); 813 return; 814 } 815 816 // Only notify the listeners when started. 817 synchronized (mLock) { 818 if (!mStarted) { 819 return; 820 } 821 } 822 final AppStateTracker sender = AppStateTracker.this; 823 824 long start = mStatLogger.getTime(); 825 switch (msg.what) { 826 case MSG_UID_ACTIVE_STATE_CHANGED: 827 for (Listener l : cloneListeners()) { 828 l.onUidActiveStateChanged(sender, msg.arg1); 829 } 830 mStatLogger.logDurationStat(Stats.UID_ACTIVE_STATE_CHANGED, start); 831 return; 832 833 case MSG_UID_FG_STATE_CHANGED: 834 for (Listener l : cloneListeners()) { 835 l.onUidForegroundStateChanged(sender, msg.arg1); 836 } 837 mStatLogger.logDurationStat(Stats.UID_FG_STATE_CHANGED, start); 838 return; 839 840 case MSG_RUN_ANY_CHANGED: 841 for (Listener l : cloneListeners()) { 842 l.onRunAnyAppOpsChanged(sender, msg.arg1, (String) msg.obj); 843 } 844 mStatLogger.logDurationStat(Stats.RUN_ANY_CHANGED, start); 845 return; 846 847 case MSG_ALL_UNWHITELISTED: 848 for (Listener l : cloneListeners()) { 849 l.onPowerSaveUnwhitelisted(sender); 850 } 851 mStatLogger.logDurationStat(Stats.ALL_UNWHITELISTED, start); 852 return; 853 854 case MSG_ALL_WHITELIST_CHANGED: 855 for (Listener l : cloneListeners()) { 856 l.onPowerSaveWhitelistedChanged(sender); 857 } 858 mStatLogger.logDurationStat(Stats.ALL_WHITELIST_CHANGED, start); 859 return; 860 861 case MSG_TEMP_WHITELIST_CHANGED: 862 for (Listener l : cloneListeners()) { 863 l.onTempPowerSaveWhitelistChanged(sender); 864 } 865 mStatLogger.logDurationStat(Stats.TEMP_WHITELIST_CHANGED, start); 866 return; 867 868 case MSG_EXEMPT_CHANGED: 869 for (Listener l : cloneListeners()) { 870 l.onExemptChanged(sender); 871 } 872 mStatLogger.logDurationStat(Stats.EXEMPT_CHANGED, start); 873 return; 874 875 case MSG_FORCE_ALL_CHANGED: 876 for (Listener l : cloneListeners()) { 877 l.onForceAllAppsStandbyChanged(sender); 878 } 879 mStatLogger.logDurationStat(Stats.FORCE_ALL_CHANGED, start); 880 return; 881 882 case MSG_FORCE_APP_STANDBY_FEATURE_FLAG_CHANGED: 883 // Feature flag for forced app standby changed. 884 final boolean unblockAlarms; 885 synchronized (mLock) { 886 unblockAlarms = !mForcedAppStandbyEnabled && !mForceAllAppsStandby; 887 } 888 for (Listener l : cloneListeners()) { 889 l.updateAllJobs(); 890 if (unblockAlarms) { 891 l.unblockAllUnrestrictedAlarms(); 892 } 893 } 894 mStatLogger.logDurationStat( 895 Stats.FORCE_APP_STANDBY_FEATURE_FLAG_CHANGED, start); 896 return; 897 898 case MSG_USER_REMOVED: 899 handleUserRemoved(msg.arg1); 900 return; 901 902 case MSG_ON_UID_STATE_CHANGED: 903 handleUidStateChanged(msg.arg1, msg.arg2); 904 return; 905 case MSG_ON_UID_ACTIVE: 906 handleUidActive(msg.arg1); 907 return; 908 case MSG_ON_UID_GONE: 909 handleUidGone(msg.arg1, msg.arg1 != 0); 910 return; 911 case MSG_ON_UID_IDLE: 912 handleUidIdle(msg.arg1, msg.arg1 != 0); 913 return; 914 } 915 } 916 handleUidStateChanged(int uid, int procState)917 public void handleUidStateChanged(int uid, int procState) { 918 synchronized (mLock) { 919 if (procState > ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND) { 920 if (removeUidFromArray(mForegroundUids, uid, false)) { 921 mHandler.notifyUidForegroundStateChanged(uid); 922 } 923 } else { 924 if (addUidToArray(mForegroundUids, uid)) { 925 mHandler.notifyUidForegroundStateChanged(uid); 926 } 927 } 928 } 929 } 930 handleUidActive(int uid)931 public void handleUidActive(int uid) { 932 synchronized (mLock) { 933 if (addUidToArray(mActiveUids, uid)) { 934 mHandler.notifyUidActiveStateChanged(uid); 935 } 936 } 937 } 938 handleUidGone(int uid, boolean disabled)939 public void handleUidGone(int uid, boolean disabled) { 940 removeUid(uid, true); 941 } 942 handleUidIdle(int uid, boolean disabled)943 public void handleUidIdle(int uid, boolean disabled) { 944 // Just to avoid excessive memcpy, don't remove from the array in this case. 945 removeUid(uid, false); 946 } 947 removeUid(int uid, boolean remove)948 private void removeUid(int uid, boolean remove) { 949 synchronized (mLock) { 950 if (removeUidFromArray(mActiveUids, uid, remove)) { 951 mHandler.notifyUidActiveStateChanged(uid); 952 } 953 if (removeUidFromArray(mForegroundUids, uid, remove)) { 954 mHandler.notifyUidForegroundStateChanged(uid); 955 } 956 } 957 } 958 } 959 handleUserRemoved(int removedUserId)960 void handleUserRemoved(int removedUserId) { 961 synchronized (mLock) { 962 for (int i = mRunAnyRestrictedPackages.size() - 1; i >= 0; i--) { 963 final Pair<Integer, String> pair = mRunAnyRestrictedPackages.valueAt(i); 964 final int uid = pair.first; 965 final int userId = UserHandle.getUserId(uid); 966 967 if (userId == removedUserId) { 968 mRunAnyRestrictedPackages.removeAt(i); 969 } 970 } 971 cleanUpArrayForUser(mActiveUids, removedUserId); 972 cleanUpArrayForUser(mForegroundUids, removedUserId); 973 mExemptedPackages.remove(removedUserId); 974 } 975 } 976 cleanUpArrayForUser(SparseBooleanArray array, int removedUserId)977 private void cleanUpArrayForUser(SparseBooleanArray array, int removedUserId) { 978 for (int i = array.size() - 1; i >= 0; i--) { 979 final int uid = array.keyAt(i); 980 final int userId = UserHandle.getUserId(uid); 981 982 if (userId == removedUserId) { 983 array.removeAt(i); 984 } 985 } 986 } 987 988 /** 989 * Called by device idle controller to update the power save whitelists. 990 */ setPowerSaveWhitelistAppIds( int[] powerSaveWhitelistExceptIdleAppIdArray, int[] powerSaveWhitelistUserAppIdArray, int[] tempWhitelistAppIdArray)991 public void setPowerSaveWhitelistAppIds( 992 int[] powerSaveWhitelistExceptIdleAppIdArray, 993 int[] powerSaveWhitelistUserAppIdArray, 994 int[] tempWhitelistAppIdArray) { 995 synchronized (mLock) { 996 final int[] previousWhitelist = mPowerWhitelistedAllAppIds; 997 final int[] previousTempWhitelist = mTempWhitelistedAppIds; 998 999 mPowerWhitelistedAllAppIds = powerSaveWhitelistExceptIdleAppIdArray; 1000 mTempWhitelistedAppIds = tempWhitelistAppIdArray; 1001 mPowerWhitelistedUserAppIds = powerSaveWhitelistUserAppIdArray; 1002 1003 if (isAnyAppIdUnwhitelisted(previousWhitelist, mPowerWhitelistedAllAppIds)) { 1004 mHandler.notifyAllUnwhitelisted(); 1005 } else if (!Arrays.equals(previousWhitelist, mPowerWhitelistedAllAppIds)) { 1006 mHandler.notifyAllWhitelistChanged(); 1007 } 1008 1009 if (!Arrays.equals(previousTempWhitelist, mTempWhitelistedAppIds)) { 1010 mHandler.notifyTempWhitelistChanged(); 1011 } 1012 1013 } 1014 } 1015 1016 /** 1017 * @retunr true if a sorted app-id array {@code prevArray} has at least one element 1018 * that's not in a sorted app-id array {@code newArray}. 1019 */ 1020 @VisibleForTesting isAnyAppIdUnwhitelisted(int[] prevArray, int[] newArray)1021 static boolean isAnyAppIdUnwhitelisted(int[] prevArray, int[] newArray) { 1022 int i1 = 0; 1023 int i2 = 0; 1024 boolean prevFinished; 1025 boolean newFinished; 1026 1027 for (;;) { 1028 prevFinished = i1 >= prevArray.length; 1029 newFinished = i2 >= newArray.length; 1030 if (prevFinished || newFinished) { 1031 break; 1032 } 1033 int a1 = prevArray[i1]; 1034 int a2 = newArray[i2]; 1035 1036 if (a1 == a2) { 1037 i1++; 1038 i2++; 1039 continue; 1040 } 1041 if (a1 < a2) { 1042 // prevArray has an element that's not in a2. 1043 return true; 1044 } 1045 i2++; 1046 } 1047 if (prevFinished) { 1048 return false; 1049 } 1050 return newFinished; 1051 } 1052 1053 // Public interface. 1054 1055 /** 1056 * Register a new listener. 1057 */ addListener(@onNull Listener listener)1058 public void addListener(@NonNull Listener listener) { 1059 synchronized (mLock) { 1060 mListeners.add(listener); 1061 } 1062 } 1063 1064 /** 1065 * @return whether alarms should be restricted for a UID package-name. 1066 */ areAlarmsRestricted(int uid, @NonNull String packageName, boolean isExemptOnBatterySaver)1067 public boolean areAlarmsRestricted(int uid, @NonNull String packageName, 1068 boolean isExemptOnBatterySaver) { 1069 return isRestricted(uid, packageName, /*useTempWhitelistToo=*/ false, 1070 isExemptOnBatterySaver); 1071 } 1072 1073 /** 1074 * @return whether jobs should be restricted for a UID package-name. 1075 */ areJobsRestricted(int uid, @NonNull String packageName, boolean hasForegroundExemption)1076 public boolean areJobsRestricted(int uid, @NonNull String packageName, 1077 boolean hasForegroundExemption) { 1078 return isRestricted(uid, packageName, /*useTempWhitelistToo=*/ true, 1079 hasForegroundExemption); 1080 } 1081 1082 /** 1083 * @return whether foreground services should be suppressed in the background 1084 * due to forced app standby for the given app 1085 */ areForegroundServicesRestricted(int uid, @NonNull String packageName)1086 public boolean areForegroundServicesRestricted(int uid, @NonNull String packageName) { 1087 synchronized (mLock) { 1088 return isRunAnyRestrictedLocked(uid, packageName); 1089 } 1090 } 1091 1092 /** 1093 * @return whether force-app-standby is effective for a UID package-name. 1094 */ isRestricted(int uid, @NonNull String packageName, boolean useTempWhitelistToo, boolean exemptOnBatterySaver)1095 private boolean isRestricted(int uid, @NonNull String packageName, 1096 boolean useTempWhitelistToo, boolean exemptOnBatterySaver) { 1097 if (isUidActive(uid)) { 1098 return false; 1099 } 1100 synchronized (mLock) { 1101 // Whitelisted? 1102 final int appId = UserHandle.getAppId(uid); 1103 if (ArrayUtils.contains(mPowerWhitelistedAllAppIds, appId)) { 1104 return false; 1105 } 1106 if (useTempWhitelistToo && 1107 ArrayUtils.contains(mTempWhitelistedAppIds, appId)) { 1108 return false; 1109 } 1110 if (mForcedAppStandbyEnabled && isRunAnyRestrictedLocked(uid, packageName)) { 1111 return true; 1112 } 1113 if (exemptOnBatterySaver) { 1114 return false; 1115 } 1116 final int userId = UserHandle.getUserId(uid); 1117 if (mExemptedPackages.contains(userId, packageName)) { 1118 return false; 1119 } 1120 return mForceAllAppsStandby; 1121 } 1122 } 1123 1124 /** 1125 * @return whether a UID is in active or not *based on cached information.* 1126 * 1127 * Note this information is based on the UID proc state callback, meaning it's updated 1128 * asynchronously and may subtly be stale. If the fresh data is needed, use 1129 * {@link #isUidActiveSynced} instead. 1130 */ isUidActive(int uid)1131 public boolean isUidActive(int uid) { 1132 if (UserHandle.isCore(uid)) { 1133 return true; 1134 } 1135 synchronized (mLock) { 1136 return mActiveUids.get(uid); 1137 } 1138 } 1139 1140 /** 1141 * @return whether a UID is in active or not *right now.* 1142 * 1143 * This gives the fresh information, but may access the activity manager so is slower. 1144 */ isUidActiveSynced(int uid)1145 public boolean isUidActiveSynced(int uid) { 1146 if (isUidActive(uid)) { // Use the cached one first. 1147 return true; 1148 } 1149 final long start = mStatLogger.getTime(); 1150 1151 final boolean ret = mActivityManagerInternal.isUidActive(uid); 1152 mStatLogger.logDurationStat(Stats.IS_UID_ACTIVE_RAW, start); 1153 1154 return ret; 1155 } 1156 1157 /** 1158 * @return whether a UID is in the foreground or not. 1159 * 1160 * Note this information is based on the UID proc state callback, meaning it's updated 1161 * asynchronously and may subtly be stale. If the fresh data is needed, use 1162 * {@link ActivityManagerInternal#getUidProcessState} instead. 1163 */ isUidInForeground(int uid)1164 public boolean isUidInForeground(int uid) { 1165 if (UserHandle.isCore(uid)) { 1166 return true; 1167 } 1168 synchronized (mLock) { 1169 return mForegroundUids.get(uid); 1170 } 1171 } 1172 1173 /** 1174 * @return whether force all apps standby is enabled or not. 1175 * 1176 */ isForceAllAppsStandbyEnabled()1177 boolean isForceAllAppsStandbyEnabled() { 1178 synchronized (mLock) { 1179 return mForceAllAppsStandby; 1180 } 1181 } 1182 1183 /** 1184 * @return whether a UID/package has {@code OP_RUN_ANY_IN_BACKGROUND} allowed or not. 1185 * 1186 * Note clients normally shouldn't need to access it. It's only for dumpsys. 1187 */ isRunAnyInBackgroundAppOpsAllowed(int uid, @NonNull String packageName)1188 public boolean isRunAnyInBackgroundAppOpsAllowed(int uid, @NonNull String packageName) { 1189 synchronized (mLock) { 1190 return !isRunAnyRestrictedLocked(uid, packageName); 1191 } 1192 } 1193 1194 /** 1195 * @return whether a UID is in the user / system defined power-save whitelist or not. 1196 * 1197 * Note clients normally shouldn't need to access it. It's only for dumpsys. 1198 */ isUidPowerSaveWhitelisted(int uid)1199 public boolean isUidPowerSaveWhitelisted(int uid) { 1200 synchronized (mLock) { 1201 return ArrayUtils.contains(mPowerWhitelistedAllAppIds, UserHandle.getAppId(uid)); 1202 } 1203 } 1204 1205 /** 1206 * @param uid the uid to check for 1207 * @return whether a UID is in the user defined power-save whitelist or not. 1208 */ isUidPowerSaveUserWhitelisted(int uid)1209 public boolean isUidPowerSaveUserWhitelisted(int uid) { 1210 synchronized (mLock) { 1211 return ArrayUtils.contains(mPowerWhitelistedUserAppIds, UserHandle.getAppId(uid)); 1212 } 1213 } 1214 1215 /** 1216 * @return whether a UID is in the temp power-save whitelist or not. 1217 * 1218 * Note clients normally shouldn't need to access it. It's only for dumpsys. 1219 */ isUidTempPowerSaveWhitelisted(int uid)1220 public boolean isUidTempPowerSaveWhitelisted(int uid) { 1221 synchronized (mLock) { 1222 return ArrayUtils.contains(mTempWhitelistedAppIds, UserHandle.getAppId(uid)); 1223 } 1224 } 1225 1226 @Deprecated dump(PrintWriter pw, String prefix)1227 public void dump(PrintWriter pw, String prefix) { 1228 dump(new IndentingPrintWriter(pw, " ").setIndent(prefix)); 1229 } 1230 dump(IndentingPrintWriter pw)1231 public void dump(IndentingPrintWriter pw) { 1232 synchronized (mLock) { 1233 pw.println("Forced App Standby Feature enabled: " + mForcedAppStandbyEnabled); 1234 1235 pw.print("Force all apps standby: "); 1236 pw.println(isForceAllAppsStandbyEnabled()); 1237 1238 pw.print("Small Battery Device: "); 1239 pw.println(isSmallBatteryDevice()); 1240 1241 pw.print("Force all apps standby for small battery device: "); 1242 pw.println(mForceAllAppStandbyForSmallBattery); 1243 1244 pw.print("Plugged In: "); 1245 pw.println(mIsPluggedIn); 1246 1247 pw.print("Active uids: "); 1248 dumpUids(pw, mActiveUids); 1249 1250 pw.print("Foreground uids: "); 1251 dumpUids(pw, mForegroundUids); 1252 1253 pw.print("Except-idle + user whitelist appids: "); 1254 pw.println(Arrays.toString(mPowerWhitelistedAllAppIds)); 1255 1256 pw.print("User whitelist appids: "); 1257 pw.println(Arrays.toString(mPowerWhitelistedUserAppIds)); 1258 1259 pw.print("Temp whitelist appids: "); 1260 pw.println(Arrays.toString(mTempWhitelistedAppIds)); 1261 1262 pw.println("Exempted packages:"); 1263 pw.increaseIndent(); 1264 for (int i = 0; i < mExemptedPackages.size(); i++) { 1265 pw.print("User "); 1266 pw.print(mExemptedPackages.keyAt(i)); 1267 pw.println(); 1268 1269 pw.increaseIndent(); 1270 for (int j = 0; j < mExemptedPackages.sizeAt(i); j++) { 1271 pw.print(mExemptedPackages.valueAt(i, j)); 1272 pw.println(); 1273 } 1274 pw.decreaseIndent(); 1275 } 1276 pw.decreaseIndent(); 1277 pw.println(); 1278 1279 pw.println("Restricted packages:"); 1280 pw.increaseIndent(); 1281 for (Pair<Integer, String> uidAndPackage : mRunAnyRestrictedPackages) { 1282 pw.print(UserHandle.formatUid(uidAndPackage.first)); 1283 pw.print(" "); 1284 pw.print(uidAndPackage.second); 1285 pw.println(); 1286 } 1287 pw.decreaseIndent(); 1288 1289 mStatLogger.dump(pw); 1290 } 1291 } 1292 dumpUids(PrintWriter pw, SparseBooleanArray array)1293 private void dumpUids(PrintWriter pw, SparseBooleanArray array) { 1294 pw.print("["); 1295 1296 String sep = ""; 1297 for (int i = 0; i < array.size(); i++) { 1298 if (array.valueAt(i)) { 1299 pw.print(sep); 1300 pw.print(UserHandle.formatUid(array.keyAt(i))); 1301 sep = " "; 1302 } 1303 } 1304 pw.println("]"); 1305 } 1306 dumpProto(ProtoOutputStream proto, long fieldId)1307 public void dumpProto(ProtoOutputStream proto, long fieldId) { 1308 synchronized (mLock) { 1309 final long token = proto.start(fieldId); 1310 1311 proto.write(ForceAppStandbyTrackerProto.FORCE_ALL_APPS_STANDBY, mForceAllAppsStandby); 1312 proto.write(ForceAppStandbyTrackerProto.IS_SMALL_BATTERY_DEVICE, 1313 isSmallBatteryDevice()); 1314 proto.write(ForceAppStandbyTrackerProto.FORCE_ALL_APPS_STANDBY_FOR_SMALL_BATTERY, 1315 mForceAllAppStandbyForSmallBattery); 1316 proto.write(ForceAppStandbyTrackerProto.IS_PLUGGED_IN, mIsPluggedIn); 1317 1318 for (int i = 0; i < mActiveUids.size(); i++) { 1319 if (mActiveUids.valueAt(i)) { 1320 proto.write(ForceAppStandbyTrackerProto.ACTIVE_UIDS, 1321 mActiveUids.keyAt(i)); 1322 } 1323 } 1324 1325 for (int i = 0; i < mForegroundUids.size(); i++) { 1326 if (mForegroundUids.valueAt(i)) { 1327 proto.write(ForceAppStandbyTrackerProto.FOREGROUND_UIDS, 1328 mForegroundUids.keyAt(i)); 1329 } 1330 } 1331 1332 for (int appId : mPowerWhitelistedAllAppIds) { 1333 proto.write(ForceAppStandbyTrackerProto.POWER_SAVE_WHITELIST_APP_IDS, appId); 1334 } 1335 1336 for (int appId : mPowerWhitelistedUserAppIds) { 1337 proto.write(ForceAppStandbyTrackerProto.POWER_SAVE_USER_WHITELIST_APP_IDS, appId); 1338 } 1339 1340 for (int appId : mTempWhitelistedAppIds) { 1341 proto.write(ForceAppStandbyTrackerProto.TEMP_POWER_SAVE_WHITELIST_APP_IDS, appId); 1342 } 1343 1344 for (int i = 0; i < mExemptedPackages.size(); i++) { 1345 for (int j = 0; j < mExemptedPackages.sizeAt(i); j++) { 1346 final long token2 = proto.start( 1347 ForceAppStandbyTrackerProto.EXEMPTED_PACKAGES); 1348 1349 proto.write(ExemptedPackage.USER_ID, mExemptedPackages.keyAt(i)); 1350 proto.write(ExemptedPackage.PACKAGE_NAME, mExemptedPackages.valueAt(i, j)); 1351 1352 proto.end(token2); 1353 } 1354 } 1355 1356 for (Pair<Integer, String> uidAndPackage : mRunAnyRestrictedPackages) { 1357 final long token2 = proto.start( 1358 ForceAppStandbyTrackerProto.RUN_ANY_IN_BACKGROUND_RESTRICTED_PACKAGES); 1359 proto.write(RunAnyInBackgroundRestrictedPackages.UID, uidAndPackage.first); 1360 proto.write(RunAnyInBackgroundRestrictedPackages.PACKAGE_NAME, 1361 uidAndPackage.second); 1362 proto.end(token2); 1363 } 1364 1365 mStatLogger.dumpProto(proto, ForceAppStandbyTrackerProto.STATS); 1366 1367 proto.end(token); 1368 } 1369 } 1370 } 1371