Merge "Link BatteryTrackerInfo to the metrics logging." into tm-dev am:... (073616d8) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/am/AppBatteryTracker.java

+15 −13

Original line number	Diff line number	Diff line
		@@ -269,10 +269,10 @@ final class AppBatteryTracker extends BaseAppStateTracker<AppBatteryPolicy>
		AppBackgroundRestrictionsInfo.LEVEL_UNKNOWN, // RestrictionLevel
		AppBackgroundRestrictionsInfo.THRESHOLD_UNKNOWN,
		AppBackgroundRestrictionsInfo.UNKNOWN_TRACKER,
		null /byte[] fgs_tracker_info/,
		getBatteryTrackerInfoProtoLocked(uid) /byte[] battery_tracker_info/,
		null /byte[] broadcast_events_tracker_info/,
		null /byte[] bind_service_events_tracker_info/,
		null, // FgsTrackerInfo
		getTrackerInfoForStatsd(uid),
		null, // BroadcastEventsTrackerInfo
		null, // BindServiceEventsTrackerInfo
		AppBackgroundRestrictionsInfo.REASON_UNKNOWN, // ExemptionReason
		AppBackgroundRestrictionsInfo.UNKNOWN, // OptimizationLevel
		AppBackgroundRestrictionsInfo.SDK_UNKNOWN, // TargetSdk
		@@ -282,14 +282,14 @@ final class AppBatteryTracker extends BaseAppStateTracker<AppBatteryPolicy>
		}

		/**
		* Get the BatteryTrackerInfo proto of a UID.
		* @param uid
		* @return byte array of the proto.
		* Get the BatteryTrackerInfo object of the given uid.
		* @return byte array of the proto object.
		*/
		@NonNull byte[] getBatteryTrackerInfoProtoLocked(int uid) {
		@Override
		byte[] getTrackerInfoForStatsd(int uid) {
		final ImmutableBatteryUsage temp = mUidBatteryUsageInWindow.get(uid);
		if (temp == null) {
		return new byte[0];
		return null;
		}
		final BatteryUsage bgUsage = temp.calcPercentage(uid, mInjector.getPolicy());
		final double allUsage = bgUsage.mPercentage[BatteryUsage.BATTERY_USAGE_INDEX_UNSPECIFIED]
		@@ -301,10 +301,12 @@ final class AppBatteryTracker extends BaseAppStateTracker<AppBatteryPolicy>
		bgUsage.mPercentage[BatteryUsage.BATTERY_USAGE_INDEX_BACKGROUND];
		final double usageFgs =
		bgUsage.mPercentage[BatteryUsage.BATTERY_USAGE_INDEX_FOREGROUND_SERVICE];
		if (DEBUG_BACKGROUND_BATTERY_TRACKER_VERBOSE) {
		Slog.d(TAG, "getBatteryTrackerInfoProtoLocked uid:" + uid
		+ " allUsage:" + String.format("%4.2f%%", allUsage)
		+ " usageBackground:" + String.format("%4.2f%%", usageBackground)
		+ " usageFgs:" + String.format("%4.2f%%", usageFgs));
		}
		final ProtoOutputStream proto = new ProtoOutputStream();
		proto.write(AppBackgroundRestrictionsInfo.BatteryTrackerInfo.BATTERY_24H,
		allUsage * 10000);

services/core/java/com/android/server/am/AppRestrictionController.java

+58 −30

Original line number	Diff line number	Diff line
		@@ -330,6 +330,8 @@ public final class AppRestrictionController {
		})
		@interface TrackerType {}

		private final TrackerInfo mEmptyTrackerInfo = new TrackerInfo();

		private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
		@Override
		public void onReceive(Context context, Intent intent) {
		@@ -916,7 +918,7 @@ public final class AppRestrictionController {
		final int curBucket = mInjector.getAppStandbyInternal().getAppStandbyBucket(
		packageName, UserHandle.getUserId(uid), now, false);
		if (applyLevel) {
		applyRestrictionLevel(packageName, uid, curLevel, TRACKER_TYPE_UNKNOWN,
		applyRestrictionLevel(packageName, uid, curLevel, mEmptyTrackerInfo,
		curBucket, true, reason & REASON_MAIN_MASK, reason & REASON_SUB_MASK);
		} else {
		pkgSettings.update(curLevel,
		@@ -1333,6 +1335,25 @@ public final class AppRestrictionController {
		}
		}

		/**
		* A helper object which holds an app state tracker's type and its relevant info used for
		* logging atoms to statsd.
		*/
		private class TrackerInfo {
		final int mType; // tracker type
		final byte[] mInfo; // tracker info proto object for statsd

		TrackerInfo() {
		mType = TRACKER_TYPE_UNKNOWN;
		mInfo = null;
		}

		TrackerInfo(int type, byte[] info) {
		mType = type;
		mInfo = info;
		}
		}

		private final ConstantsObserver mConstantsObserver;

		private final AppStateTracker.BackgroundRestrictedAppListener mBackgroundRestrictionListener =
		@@ -1580,7 +1601,7 @@ public final class AppRestrictionController {
		Slog.e(TAG, "Unable to find " + info.mPackageName + "/u" + userId);
		continue;
		}
		final Pair<Integer, Integer> levelTypePair = calcAppRestrictionLevel(
		final Pair<Integer, TrackerInfo> levelTypePair = calcAppRestrictionLevel(
		userId, uid, info.mPackageName, info.mStandbyBucket, false, false);
		if (DEBUG_BG_RESTRICTION_CONTROLLER) {
		Slog.i(TAG, "Proposed restriction level of " + info.mPackageName + "/"
		@@ -1604,8 +1625,8 @@ public final class AppRestrictionController {
		final long now = SystemClock.elapsedRealtime();
		for (String pkg: packages) {
		final int curBucket = appStandbyInternal.getAppStandbyBucket(pkg, userId, now, false);
		final Pair<Integer, Integer> levelTypePair = calcAppRestrictionLevel(userId, uid, pkg,
		curBucket, allowRequestBgRestricted, true);
		final Pair<Integer, TrackerInfo> levelTypePair = calcAppRestrictionLevel(userId, uid,
		pkg, curBucket, allowRequestBgRestricted, true);
		if (DEBUG_BG_RESTRICTION_CONTROLLER) {
		Slog.i(TAG, "Proposed restriction level of " + pkg + "/"
		+ UserHandle.formatUid(uid) + ": "
		@@ -1616,14 +1637,14 @@ public final class AppRestrictionController {
		}
		}

		private Pair<Integer, Integer> calcAppRestrictionLevel(@UserIdInt int userId, int uid,
		private Pair<Integer, TrackerInfo> calcAppRestrictionLevel(@UserIdInt int userId, int uid,
		String packageName, @UsageStatsManager.StandbyBuckets int standbyBucket,
		boolean allowRequestBgRestricted, boolean calcTrackers) {
		if (mInjector.getAppHibernationInternal().isHibernatingForUser(packageName, userId)) {
		return new Pair<>(RESTRICTION_LEVEL_HIBERNATION, TRACKER_TYPE_UNKNOWN);
		return new Pair<>(RESTRICTION_LEVEL_HIBERNATION, mEmptyTrackerInfo);
		}
		@RestrictionLevel int level;
		@TrackerType int trackerType = TRACKER_TYPE_UNKNOWN;
		TrackerInfo trackerInfo = null;
		switch (standbyBucket) {
		case STANDBY_BUCKET_EXEMPTED:
		level = RESTRICTION_LEVEL_EXEMPTED;
		@@ -1639,22 +1660,22 @@ public final class AppRestrictionController {
		default:
		if (mInjector.getAppStateTracker()
		.isAppBackgroundRestricted(uid, packageName)) {
		return new Pair<>(RESTRICTION_LEVEL_BACKGROUND_RESTRICTED, trackerType);
		return new Pair<>(RESTRICTION_LEVEL_BACKGROUND_RESTRICTED, mEmptyTrackerInfo);
		}
		level = mConstantsObserver.mRestrictedBucketEnabled
		&& standbyBucket == STANDBY_BUCKET_RESTRICTED
		? RESTRICTION_LEVEL_RESTRICTED_BUCKET
		: RESTRICTION_LEVEL_ADAPTIVE_BUCKET;
		if (calcTrackers) {
		Pair<Integer, Integer> levelTypePair = calcAppRestrictionLevelFromTackers(
		Pair<Integer, TrackerInfo> levelTypePair = calcAppRestrictionLevelFromTackers(
		uid, packageName, RESTRICTION_LEVEL_MAX);
		@RestrictionLevel int l = levelTypePair.first;
		if (l == RESTRICTION_LEVEL_EXEMPTED) {
		return new Pair<>(RESTRICTION_LEVEL_EXEMPTED, levelTypePair.second);
		}
		level = Math.max(l, level);
		if (l == level) {
		trackerType = levelTypePair.second;
		if (l > level) {
		level = l;
		trackerInfo = levelTypePair.second;
		}
		if (level == RESTRICTION_LEVEL_BACKGROUND_RESTRICTED) {
		// This level can't be entered without user consent
		@@ -1666,29 +1687,29 @@ public final class AppRestrictionController {
		levelTypePair = calcAppRestrictionLevelFromTackers(uid, packageName,
		RESTRICTION_LEVEL_BACKGROUND_RESTRICTED);
		level = levelTypePair.first;
		trackerType = levelTypePair.second;
		trackerInfo = levelTypePair.second;
		}
		}
		break;
		}
		return new Pair<>(level, trackerType);
		return new Pair<>(level, trackerInfo);
		}

		/**
		* Ask each of the trackers for their proposed restriction levels for the given uid/package,
		* and return the most restrictive level along with the type of tracker which applied this
		* restriction level as a {@code Pair<@RestrictionLevel, @TrackerType>}.
		* and return the most restrictive level along with the type of tracker and its relevant info
		* which applied this restriction level as a {@code Pair<@RestrictionLevel, TrackerInfo>}.
		*
		* <p>Note, it's different from the {@link #getRestrictionLevel} where it returns the least
		* restrictive level. We're returning the most restrictive level here because each tracker
		* monitors certain dimensions of the app, the abusive behaviors could be detected in one or
		* more of these dimensions, but not necessarily all of them. </p>
		*/
		private Pair<Integer, Integer> calcAppRestrictionLevelFromTackers(int uid, String packageName,
		@RestrictionLevel int maxLevel) {
		private Pair<Integer, TrackerInfo> calcAppRestrictionLevelFromTackers(int uid,
		String packageName, @RestrictionLevel int maxLevel) {
		@RestrictionLevel int level = RESTRICTION_LEVEL_UNKNOWN;
		@RestrictionLevel int prevLevel = level;
		@TrackerType int trackerType = TRACKER_TYPE_UNKNOWN;
		BaseAppStateTracker resultTracker = null;
		final boolean isRestrictedBucketEnabled = mConstantsObserver.mRestrictedBucketEnabled;
		for (int i = mAppStateTrackers.size() - 1; i >= 0; i--) {
		@RestrictionLevel int l = mAppStateTrackers.get(i).getPolicy()
		@@ -1698,11 +1719,15 @@ public final class AppRestrictionController {
		}
		level = Math.max(level, l);
		if (level != prevLevel) {
		trackerType = mAppStateTrackers.get(i).getType();
		resultTracker = mAppStateTrackers.get(i);
		prevLevel = level;
		}
		}
		return new Pair<>(level, trackerType);
		final TrackerInfo trackerInfo = resultTracker == null
		? mEmptyTrackerInfo
		: new TrackerInfo(resultTracker.getType(),
		resultTracker.getTrackerInfoForStatsd(uid));
		return new Pair<>(level, trackerInfo);
		}

		private static @RestrictionLevel int standbyBucketToRestrictionLevel(
		@@ -2019,7 +2044,7 @@ public final class AppRestrictionController {
		}

		private void applyRestrictionLevel(String pkgName, int uid,
		@RestrictionLevel int level, @TrackerType int trackerType,
		@RestrictionLevel int level, TrackerInfo trackerInfo,
		int curBucket, boolean allowUpdateBucket, int reason, int subReason) {
		int curLevel;
		int prevReason;
		@@ -2100,14 +2125,17 @@ public final class AppRestrictionController {
		reason, subReason);
		}

		if (trackerInfo == null) {
		trackerInfo = mEmptyTrackerInfo;
		}
		FrameworkStatsLog.write(FrameworkStatsLog.APP_BACKGROUND_RESTRICTIONS_INFO, uid,
		getRestrictionLevelStatsd(level),
		getThresholdStatsd(reason),
		getTrackerTypeStatsd(trackerType),
		null, // FgsTrackerInfo
		null, // BatteryTrackerInfo
		null, // BroadcastEventsTrackerInfo
		null, // BindServiceEventsTrackerInfo
		getTrackerTypeStatsd(trackerInfo.mType),
		trackerInfo.mType == TRACKER_TYPE_FGS ? trackerInfo.mInfo : null,
		trackerInfo.mType == TRACKER_TYPE_BATTERY ? trackerInfo.mInfo : null,
		trackerInfo.mType == TRACKER_TYPE_BROADCAST_EVENTS ? trackerInfo.mInfo : null,
		trackerInfo.mType == TRACKER_TYPE_BIND_SERVICE_EVENTS ? trackerInfo.mInfo : null,
		getExemptionReasonStatsd(uid, level),
		getOptimizationLevelStatsd(level),
		getTargetSdkStatsd(pkgName),
		@@ -2129,7 +2157,7 @@ public final class AppRestrictionController {
		// The app could fall into the background restricted with user consent only,
		// so set the reason to it.
		applyRestrictionLevel(pkgName, uid, RESTRICTION_LEVEL_BACKGROUND_RESTRICTED,
		TRACKER_TYPE_UNKNOWN, curBucket, true, REASON_MAIN_FORCED_BY_USER,
		mEmptyTrackerInfo, curBucket, true, REASON_MAIN_FORCED_BY_USER,
		REASON_SUB_FORCED_USER_FLAG_INTERACTION);
		mBgHandler.obtainMessage(BgHandler.MSG_CANCEL_REQUEST_BG_RESTRICTED, uid, 0, pkgName)
		.sendToTarget();
		@@ -2142,7 +2170,7 @@ public final class AppRestrictionController {
		? STANDBY_BUCKET_EXEMPTED
		: (lastLevel == RESTRICTION_LEVEL_RESTRICTED_BUCKET
		? STANDBY_BUCKET_RESTRICTED : STANDBY_BUCKET_RARE);
		final Pair<Integer, Integer> levelTypePair = calcAppRestrictionLevel(
		final Pair<Integer, TrackerInfo> levelTypePair = calcAppRestrictionLevel(
		UserHandle.getUserId(uid), uid, pkgName, tentativeBucket, false, true);

		applyRestrictionLevel(pkgName, uid, levelTypePair.first, levelTypePair.second,
		@@ -2186,7 +2214,7 @@ public final class AppRestrictionController {
		@UserIdInt int userId) {
		final int uid = mInjector.getPackageManagerInternal().getPackageUid(
		packageName, STOCK_PM_FLAGS, userId);
		final Pair<Integer, Integer> levelTypePair = calcAppRestrictionLevel(
		final Pair<Integer, TrackerInfo> levelTypePair = calcAppRestrictionLevel(
		userId, uid, packageName, bucket, false, false);
		applyRestrictionLevel(packageName, uid, levelTypePair.first, levelTypePair.second,
		bucket, false, REASON_MAIN_DEFAULT, REASON_SUB_DEFAULT_UNDEFINED);

services/core/java/com/android/server/am/BaseAppStateTracker.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -168,6 +168,13 @@ public abstract class BaseAppStateTracker<T extends BaseAppStatePolicy> {
		return AppRestrictionController.TRACKER_TYPE_UNKNOWN;
		}

		/**
		* Return the relevant info object for the tracker for the given uid, used for statsd.
		*/
		byte[] getTrackerInfoForStatsd(int uid) {
		return null;
		}

		/**
		* Return the policy holder of this tracker.
		*/