Merge "Add support to exempt the battery usage with visible FGS notifications"... (92bef7ce) · Commits · e / os / android_frameworks_base

core/res/res/values/config.xml

+1 −1

Original line number	Diff line number	Diff line
		@@ -5801,7 +5801,7 @@
		<!-- The types of state where we'll exempt its battery usage during that state.
		The state here must be one or a combination of STATE_TYPE_* in BaseAppStateTracker.
		-->
		<integer name="config_bg_current_drain_exempted_types">9</integer>
		<integer name="config_bg_current_drain_exempted_types">25</integer>

		<!-- The behavior when an app has the permission ACCESS_BACKGROUND_LOCATION granted,
		whether or not the system will use a higher threshold towards its background battery usage

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

+138 −19

Original line number	Diff line number	Diff line
		@@ -32,18 +32,22 @@ import static com.android.server.am.BaseAppStateTracker.ONE_HOUR;
		import android.annotation.NonNull;
		import android.app.ActivityManagerInternal.ForegroundServiceStateListener;
		import android.app.IProcessObserver;
		import android.content.ComponentName;
		import android.content.Context;
		import android.content.pm.ServiceInfo.ForegroundServiceType;
		import android.os.Handler;
		import android.os.Message;
		import android.os.PowerExemptionManager.ReasonCode;
		import android.os.RemoteException;
		import android.os.SystemClock;
		import android.os.UserHandle;
		import android.provider.DeviceConfig;
		import android.service.notification.NotificationListenerService;
		import android.service.notification.StatusBarNotification;
		import android.util.ArrayMap;
		import android.util.ArraySet;
		import android.util.Slog;
		import android.util.SparseArray;
		import android.util.SparseBooleanArray;
		import android.util.TimeUtils;

		import com.android.internal.annotations.GuardedBy;
		@@ -53,7 +57,6 @@ import com.android.server.am.AppFGSTracker.PackageDurations;
		import com.android.server.am.BaseAppStateEventsTracker.BaseAppStateEventsPolicy;
		import com.android.server.am.BaseAppStateTimeEvents.BaseTimeEvent;
		import com.android.server.am.BaseAppStateTracker.Injector;
		import com.android.server.notification.NotificationManagerInternal;

		import java.io.PrintWriter;
		import java.lang.reflect.Constructor;
		@@ -72,11 +75,14 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac
		private final MyHandler mHandler;

		@GuardedBy("mLock")
		private final UidProcessMap<ArraySet<Integer>> mFGSNotificationIDs = new UidProcessMap<>();
		private final UidProcessMap<SparseBooleanArray> mFGSNotificationIDs = new UidProcessMap<>();

		// Unlocked since it's only accessed in single thread.
		private final ArrayMap<PackageDurations, Long> mTmpPkgDurations = new ArrayMap<>();

		@VisibleForTesting
		final NotificationListener mNotificationListener = new NotificationListener();

		final IProcessObserver.Stub mProcessObserver = new IProcessObserver.Stub() {
		@Override
		public void onForegroundActivitiesChanged(int pid, int uid, boolean fg) {
		@@ -116,6 +122,8 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac
		static final int MSG_FOREGROUND_SERVICES_CHANGED = 2;
		static final int MSG_FOREGROUND_SERVICES_NOTIFICATION_UPDATED = 3;
		static final int MSG_CHECK_LONG_RUNNING_FGS = 4;
		static final int MSG_NOTIFICATION_POSTED = 5;
		static final int MSG_NOTIFICATION_REMOVED = 6;

		private final AppFGSTracker mTracker;

		@@ -146,6 +154,12 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac
		case MSG_CHECK_LONG_RUNNING_FGS:
		mTracker.checkLongRunningFgs();
		break;
		case MSG_NOTIFICATION_POSTED:
		mTracker.handleNotificationPosted((String) msg.obj, msg.arg1, msg.arg2);
		break;
		case MSG_NOTIFICATION_REMOVED:
		mTracker.handleNotificationRemoved((String) msg.obj, msg.arg1, msg.arg2);
		break;
		}
		}
		}
		@@ -223,20 +237,37 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac
		private void handleForegroundServiceNotificationUpdated(String packageName, int uid,
		int notificationId) {
		synchronized (mLock) {
		SparseBooleanArray notificationIDs = mFGSNotificationIDs.get(uid, packageName);
		if (notificationId > 0) {
		ArraySet<Integer> notificationIDs = mFGSNotificationIDs.get(uid, packageName);
		if (notificationIDs == null) {
		notificationIDs = new ArraySet<>();
		notificationIDs = new SparseBooleanArray();
		mFGSNotificationIDs.put(uid, packageName, notificationIDs);
		}
		notificationIDs.add(notificationId);
		notificationIDs.put(notificationId, false);
		} else if (notificationId < 0) {
		final ArraySet<Integer> notificationIDs = mFGSNotificationIDs.get(uid, packageName);
		if (notificationIDs != null) {
		notificationIDs.remove(-notificationId);
		if (notificationIDs.isEmpty()) {
		final int indexOfKey = notificationIDs.indexOfKey(-notificationId);
		if (indexOfKey >= 0) {
		final boolean wasVisible = notificationIDs.valueAt(indexOfKey);
		notificationIDs.removeAt(indexOfKey);
		if (notificationIDs.size() == 0) {
		mFGSNotificationIDs.remove(uid, packageName);
		}
		// Walk through the list of FGS notification IDs and see if there are any
		// visible ones.
		for (int i = notificationIDs.size() - 1; i >= 0; i--) {
		if (notificationIDs.valueAt(i)) {
		// Still visible, nothing to do.
		return;
		}
		}
		if (wasVisible) {
		// That was the last visible notification, notify the listeners.
		notifyListenersOnStateChange(uid, packageName, false,
		SystemClock.elapsedRealtime(),
		STATE_TYPE_FGS_WITH_NOTIFICATION);
		}
		}
		}
		}
		}
		@@ -244,20 +275,74 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac

		@GuardedBy("mLock")
		private boolean hasForegroundServiceNotificationsLocked(String packageName, int uid) {
		final ArraySet<Integer> notificationIDs = mFGSNotificationIDs.get(uid, packageName);
		if (notificationIDs == null \|\| notificationIDs.isEmpty()) {
		final SparseBooleanArray notificationIDs = mFGSNotificationIDs.get(uid, packageName);
		if (notificationIDs == null \|\| notificationIDs.size() == 0) {
		return false;
		}
		final NotificationManagerInternal nm = mInjector.getNotificationManagerInternal();
		final int userId = UserHandle.getUserId(uid);
		for (int i = notificationIDs.size() - 1; i >= 0; i--) {
		if (nm.isNotificationShown(packageName, null, notificationIDs.valueAt(i), userId)) {
		if (notificationIDs.valueAt(i)) {
		return true;
		}
		}
		return false;
		}

		private void handleNotificationPosted(String pkgName, int uid, int notificationId) {
		synchronized (mLock) {
		final SparseBooleanArray notificationIDs = mFGSNotificationIDs.get(uid, pkgName);
		final int indexOfKey;
		if (notificationIDs == null
		\|\| (indexOfKey = notificationIDs.indexOfKey(notificationId)) < 0) {
		return;
		}
		if (notificationIDs.valueAt(indexOfKey)) {
		// It's already visible.
		return;
		}
		boolean anyVisible = false;
		// Walk through the list of FGS notification IDs and see if there are any visible ones.
		for (int i = notificationIDs.size() - 1; i >= 0; i--) {
		if (notificationIDs.valueAt(i)) {
		anyVisible = true;
		break;
		}
		}
		notificationIDs.setValueAt(indexOfKey, true);
		if (!anyVisible) {
		// We didn't have any visible FGS notifications but now we have one,
		// let the listeners know.
		notifyListenersOnStateChange(uid, pkgName, true, SystemClock.elapsedRealtime(),
		STATE_TYPE_FGS_WITH_NOTIFICATION);
		}
		}
		}

		private void handleNotificationRemoved(String pkgName, int uid, int notificationId) {
		synchronized (mLock) {
		final SparseBooleanArray notificationIDs = mFGSNotificationIDs.get(uid, pkgName);
		final int indexOfKey;
		if (notificationIDs == null
		\|\| (indexOfKey = notificationIDs.indexOfKey(notificationId)) < 0) {
		return;
		}
		if (!notificationIDs.valueAt(indexOfKey)) {
		// It's already invisible.
		return;
		}
		notificationIDs.setValueAt(indexOfKey, false);
		// Walk through the list of FGS notification IDs and see if there are any visible ones.
		for (int i = notificationIDs.size() - 1; i >= 0; i--) {
		if (notificationIDs.valueAt(i)) {
		// Still visible, nothing to do.
		return;
		}
		}
		// Nothing is visible now, let the listeners know.
		notifyListenersOnStateChange(uid, pkgName, false, SystemClock.elapsedRealtime(),
		STATE_TYPE_FGS_WITH_NOTIFICATION);
		}
		}

		@GuardedBy("mLock")
		private void scheduleDurationCheckLocked(long now) {
		// Look for the active FGS with longest running time till now.
		@@ -374,7 +459,19 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac
		synchronized (mLock) {
		scheduleDurationCheckLocked(SystemClock.elapsedRealtime());
		}
		try {
		mNotificationListener.registerAsSystemService(mContext,
		new ComponentName(mContext, NotificationListener.class),
		UserHandle.USER_ALL);
		} catch (RemoteException e) {
		// Intra-process call, should never happen.
		}
		} else {
		try {
		mNotificationListener.unregisterAsSystemService();
		} catch (RemoteException e) {
		// Intra-process call, should never happen.
		}
		mHandler.removeMessages(MyHandler.MSG_CHECK_LONG_RUNNING_FGS);
		synchronized (mLock) {
		mPkgEvents.clear();
		@@ -436,9 +533,9 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac

		boolean hasForegroundServiceNotifications(int uid) {
		synchronized (mLock) {
		final SparseArray<ArrayMap<String, ArraySet<Integer>>> map =
		final SparseArray<ArrayMap<String, SparseBooleanArray>> map =
		mFGSNotificationIDs.getMap();
		final ArrayMap<String, ArraySet<Integer>> pkgs = map.get(uid);
		final ArrayMap<String, SparseBooleanArray> pkgs = map.get(uid);
		if (pkgs != null) {
		for (int i = pkgs.size() - 1; i >= 0; i--) {
		if (hasForegroundServiceNotificationsLocked(pkgs.keyAt(i), uid)) {
		@@ -463,7 +560,7 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac
		pw.println("APPS WITH ACTIVE FOREGROUND SERVICES:");
		prefix = " " + prefix;
		synchronized (mLock) {
		final SparseArray<ArrayMap<String, ArraySet<Integer>>> map =
		final SparseArray<ArrayMap<String, SparseBooleanArray>> map =
		mFGSNotificationIDs.getMap();
		if (map.size() == 0) {
		pw.print(prefix);
		@@ -472,7 +569,7 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac
		for (int i = 0, size = map.size(); i < size; i++) {
		final int uid = map.keyAt(i);
		final String uidString = UserHandle.formatUid(uid);
		final ArrayMap<String, ArraySet<Integer>> pkgs = map.valueAt(i);
		final ArrayMap<String, SparseBooleanArray> pkgs = map.valueAt(i);
		for (int j = 0, numOfPkgs = pkgs.size(); j < numOfPkgs; j++) {
		final String pkgName = pkgs.keyAt(j);
		pw.print(prefix);
		@@ -622,6 +719,28 @@ final class AppFGSTracker extends BaseAppStateDurationsTracker<AppFGSPolicy, Pac
		}
		}

		@VisibleForTesting
		class NotificationListener extends NotificationListenerService {
		@Override
		public void onNotificationPosted(StatusBarNotification sbn, RankingMap map) {
		if (DEBUG_BACKGROUND_FGS_TRACKER) {
		Slog.i(TAG, "Notification posted: " + sbn);
		}
		mHandler.obtainMessage(MyHandler.MSG_NOTIFICATION_POSTED,
		sbn.getUid(), sbn.getId(), sbn.getPackageName()).sendToTarget();
		}

		@Override
		public void onNotificationRemoved(StatusBarNotification sbn, RankingMap rankingMap,
		int reason) {
		if (DEBUG_BACKGROUND_FGS_TRACKER) {
		Slog.i(TAG, "Notification removed: " + sbn);
		}
		mHandler.obtainMessage(MyHandler.MSG_NOTIFICATION_REMOVED,
		sbn.getUid(), sbn.getId(), sbn.getPackageName()).sendToTarget();
		}
		}

		static final class AppFGSPolicy extends BaseAppStateEventsPolicy<AppFGSTracker> {
		/**
		* Whether or not we should enable the monitoring on abusive FGS.

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

+8 −3

Original line number	Diff line number	Diff line
		@@ -64,13 +64,15 @@ public abstract class BaseAppStateTracker<T extends BaseAppStatePolicy> {
		static final int STATE_TYPE_MEDIA_SESSION = 1;
		static final int STATE_TYPE_FGS_MEDIA_PLAYBACK = 1 << 1;
		static final int STATE_TYPE_FGS_LOCATION = 1 << 2;
		static final int STATE_TYPE_PERMISSION = 1 << 3;
		static final int STATE_TYPE_NUM = 4;
		static final int STATE_TYPE_FGS_WITH_NOTIFICATION = 1 << 3;
		static final int STATE_TYPE_PERMISSION = 1 << 4;
		static final int STATE_TYPE_NUM = 5;

		static final int STATE_TYPE_INDEX_MEDIA_SESSION = 0;
		static final int STATE_TYPE_INDEX_FGS_MEDIA_PLAYBACK = 1;
		static final int STATE_TYPE_INDEX_FGS_LOCATION = 2;
		static final int STATE_TYPE_INDEX_PERMISSION = 3;
		static final int STATE_TYPE_INDEX_FGS_WITH_NOTIFICATION = 3;
		static final int STATE_TYPE_INDEX_PERMISSION = 4;

		protected final AppRestrictionController mAppRestrictionController;
		protected final Injector<T> mInjector;
		@@ -129,6 +131,9 @@ public abstract class BaseAppStateTracker<T extends BaseAppStatePolicy> {
		case STATE_TYPE_FGS_LOCATION:
		sb.append("FGS_LOCATION");
		break;
		case STATE_TYPE_FGS_WITH_NOTIFICATION:
		sb.append("FGS_NOTIFICATION");
		break;
		case STATE_TYPE_PERMISSION:
		sb.append("PERMISSION");
		break;

services/tests/mockingservicestests/AndroidManifest.xml

+1 −0

Original line number	Diff line number	Diff line
		@@ -31,6 +31,7 @@
		<uses-permission android:name="android.permission.WAKE_LOCK"/>
		<uses-permission
		android:name="android.permission.OVERRIDE_COMPAT_CHANGE_CONFIG_ON_RELEASE_BUILD"/>
		<uses-permission android:name="android.permission.STATUS_BAR_SERVICE" />

		<!-- needed by MasterClearReceiverTest to display a system dialog -->
		<uses-permission android:name="android.permission.INTERNAL_SYSTEM_WINDOW"/>

services/tests/mockingservicestests/src/com/android/server/am/BackgroundRestrictionTest.java

+109 −39

File changed.

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