diff options
4 files changed, 231 insertions, 5 deletions
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java index 5ed96bf7ebba..97424640984b 100755 --- a/services/core/java/com/android/server/notification/NotificationManagerService.java +++ b/services/core/java/com/android/server/notification/NotificationManagerService.java @@ -245,6 +245,7 @@ import android.util.Log; import android.util.Pair; import android.util.Slog; import android.util.SparseArray; +import android.util.SparseBooleanArray; import android.util.StatsEvent; import android.util.TypedXmlPullParser; import android.util.TypedXmlSerializer; @@ -277,6 +278,7 @@ import com.android.internal.util.DumpUtils; import com.android.internal.util.Preconditions; import com.android.internal.util.XmlUtils; import com.android.internal.util.function.TriPredicate; +import com.android.internal.widget.LockPatternUtils; import com.android.server.DeviceIdleInternal; import com.android.server.EventLogTags; import com.android.server.IoThread; @@ -1998,6 +2000,54 @@ public class NotificationManagerService extends SystemService { private SettingsObserver mSettingsObserver; protected ZenModeHelper mZenModeHelper; + protected class StrongAuthTracker extends LockPatternUtils.StrongAuthTracker { + + SparseBooleanArray mUserInLockDownMode = new SparseBooleanArray(); + boolean mIsInLockDownMode = false; + + StrongAuthTracker(Context context) { + super(context); + } + + private boolean containsFlag(int haystack, int needle) { + return (haystack & needle) != 0; + } + + public boolean isInLockDownMode() { + return mIsInLockDownMode; + } + + @Override + public synchronized void onStrongAuthRequiredChanged(int userId) { + boolean userInLockDownModeNext = containsFlag(getStrongAuthForUser(userId), + STRONG_AUTH_REQUIRED_AFTER_USER_LOCKDOWN); + mUserInLockDownMode.put(userId, userInLockDownModeNext); + boolean isInLockDownModeNext = mUserInLockDownMode.indexOfValue(true) != -1; + + if (mIsInLockDownMode == isInLockDownModeNext) { + return; + } + + if (isInLockDownModeNext) { + cancelNotificationsWhenEnterLockDownMode(); + } + + // When the mIsInLockDownMode is true, both notifyPostedLocked and + // notifyRemovedLocked will be dismissed. So we shall call + // cancelNotificationsWhenEnterLockDownMode before we set mIsInLockDownMode + // as true and call postNotificationsWhenExitLockDownMode after we set + // mIsInLockDownMode as false. + mIsInLockDownMode = isInLockDownModeNext; + + if (!isInLockDownModeNext) { + postNotificationsWhenExitLockDownMode(); + } + } + } + + private LockPatternUtils mLockPatternUtils; + private StrongAuthTracker mStrongAuthTracker; + public NotificationManagerService(Context context) { this(context, new NotificationRecordLoggerImpl(), @@ -2021,6 +2071,11 @@ public class NotificationManagerService extends SystemService { } @VisibleForTesting + void setStrongAuthTracker(StrongAuthTracker strongAuthTracker) { + mStrongAuthTracker = strongAuthTracker; + } + + @VisibleForTesting void setKeyguardManager(KeyguardManager keyguardManager) { mKeyguardManager = keyguardManager; } @@ -2207,6 +2262,8 @@ public class NotificationManagerService extends SystemService { ServiceManager.getService(Context.PLATFORM_COMPAT_SERVICE)); mUiHandler = new Handler(UiThread.get().getLooper()); + mLockPatternUtils = new LockPatternUtils(getContext()); + mStrongAuthTracker = new StrongAuthTracker(getContext()); String[] extractorNames; try { extractorNames = resources.getStringArray(R.array.config_notificationSignalExtractors); @@ -2689,6 +2746,7 @@ public class NotificationManagerService extends SystemService { bubbsExtractor.setShortcutHelper(mShortcutHelper); } registerNotificationPreferencesPullers(); + mLockPatternUtils.registerStrongAuthTracker(mStrongAuthTracker); } else if (phase == SystemService.PHASE_THIRD_PARTY_APPS_CAN_START) { // This observer will force an update when observe is called, causing us to // bind to listener services. @@ -9224,6 +9282,29 @@ public class NotificationManagerService extends SystemService { } } + private void cancelNotificationsWhenEnterLockDownMode() { + synchronized (mNotificationLock) { + int numNotifications = mNotificationList.size(); + for (int i = 0; i < numNotifications; i++) { + NotificationRecord rec = mNotificationList.get(i); + mListeners.notifyRemovedLocked(rec, REASON_CANCEL_ALL, + rec.getStats()); + } + + } + } + + private void postNotificationsWhenExitLockDownMode() { + synchronized (mNotificationLock) { + int numNotifications = mNotificationList.size(); + for (int i = 0; i < numNotifications; i++) { + NotificationRecord rec = mNotificationList.get(i); + mListeners.notifyPostedLocked(rec, rec); + } + + } + } + private void updateNotificationPulse() { synchronized (mNotificationLock) { updateLightsLocked(); @@ -9459,6 +9540,10 @@ public class NotificationManagerService extends SystemService { rankings.toArray(new NotificationListenerService.Ranking[0])); } + boolean isInLockDownMode() { + return mStrongAuthTracker.isInLockDownMode(); + } + boolean hasCompanionDevice(ManagedServiceInfo info) { if (mCompanionManager == null) { mCompanionManager = getCompanionManager(); @@ -10510,8 +10595,12 @@ public class NotificationManagerService extends SystemService { * targetting <= O_MR1 */ @GuardedBy("mNotificationLock") - private void notifyPostedLocked(NotificationRecord r, NotificationRecord old, + void notifyPostedLocked(NotificationRecord r, NotificationRecord old, boolean notifyAllListeners) { + if (isInLockDownMode()) { + return; + } + try { // Lazily initialized snapshots of the notification. StatusBarNotification sbn = r.getSbn(); @@ -10609,6 +10698,10 @@ public class NotificationManagerService extends SystemService { @GuardedBy("mNotificationLock") public void notifyRemovedLocked(NotificationRecord r, int reason, NotificationStats notificationStats) { + if (isInLockDownMode()) { + return; + } + final StatusBarNotification sbn = r.getSbn(); // make a copy in case changes are made to the underlying Notification object @@ -10654,6 +10747,10 @@ public class NotificationManagerService extends SystemService { */ @GuardedBy("mNotificationLock") public void notifyRankingUpdateLocked(List<NotificationRecord> changedHiddenNotifications) { + if (isInLockDownMode()) { + return; + } + boolean isHiddenRankingUpdate = changedHiddenNotifications != null && changedHiddenNotifications.size() > 0; // TODO (b/73052211): if the ranking update changed the notification type, diff --git a/services/tests/uiservicestests/AndroidManifest.xml b/services/tests/uiservicestests/AndroidManifest.xml index 767857bf2de8..e8e3a8f84f21 100644 --- a/services/tests/uiservicestests/AndroidManifest.xml +++ b/services/tests/uiservicestests/AndroidManifest.xml @@ -33,6 +33,7 @@ <uses-permission android:name="android.permission.OBSERVE_ROLE_HOLDERS" /> <uses-permission android:name="android.permission.GET_INTENT_SENDER_INTENT"/> <uses-permission android:name="android.permission.WRITE_DEVICE_CONFIG" /> + <uses-permission android:name="android.permission.ACCESS_KEYGUARD_SECURE_STORAGE" /> <application android:debuggable="true"> <uses-library android:name="android.test.runner" /> diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenersTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenersTest.java index 50ebffc31035..313f3078908d 100644 --- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenersTest.java +++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenersTest.java @@ -24,10 +24,12 @@ import static com.android.server.notification.NotificationManagerService.Notific import static com.google.common.truth.Truth.assertThat; -import static org.mockito.ArgumentMatchers.any; -import static org.mockito.ArgumentMatchers.anyInt; +import static org.mockito.Mockito.atLeast; import static org.mockito.Mockito.mock; +import static org.mockito.Mockito.never; +import static org.mockito.Mockito.reset; import static org.mockito.Mockito.spy; +import static org.mockito.Mockito.verify; import static org.mockito.Mockito.when; import android.app.INotificationManager; @@ -39,9 +41,10 @@ import android.content.pm.VersionedPackage; import android.os.Bundle; import android.service.notification.NotificationListenerFilter; import android.service.notification.NotificationListenerService; +import android.service.notification.NotificationStats; +import android.service.notification.StatusBarNotification; import android.util.ArraySet; import android.util.Pair; -import android.util.Slog; import android.util.TypedXmlPullParser; import android.util.TypedXmlSerializer; import android.util.Xml; @@ -52,11 +55,13 @@ import org.junit.Before; import org.junit.Test; import org.mockito.Mock; import org.mockito.MockitoAnnotations; +import org.mockito.internal.util.reflection.FieldSetter; import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; +import java.util.List; public class NotificationListenersTest extends UiServiceTestCase { @@ -355,4 +360,65 @@ public class NotificationListenersTest extends UiServiceTestCase { .getDisallowedPackages()).isEmpty(); } + @Test + public void testNotifyPostedLockedInLockdownMode() { + NotificationRecord r = mock(NotificationRecord.class); + NotificationRecord old = mock(NotificationRecord.class); + + // before the lockdown mode + when(mNm.isInLockDownMode()).thenReturn(false); + mListeners.notifyPostedLocked(r, old, true); + mListeners.notifyPostedLocked(r, old, false); + verify(r, atLeast(2)).getSbn(); + + // in the lockdown mode + reset(r); + reset(old); + when(mNm.isInLockDownMode()).thenReturn(true); + mListeners.notifyPostedLocked(r, old, true); + mListeners.notifyPostedLocked(r, old, false); + verify(r, never()).getSbn(); + } + + @Test + public void testnotifyRankingUpdateLockedInLockdownMode() { + List chn = mock(List.class); + + // before the lockdown mode + when(mNm.isInLockDownMode()).thenReturn(false); + mListeners.notifyRankingUpdateLocked(chn); + verify(chn, atLeast(1)).size(); + + // in the lockdown mode + reset(chn); + when(mNm.isInLockDownMode()).thenReturn(true); + mListeners.notifyRankingUpdateLocked(chn); + verify(chn, never()).size(); + } + + @Test + public void testNotifyRemovedLockedInLockdownMode() throws NoSuchFieldException { + NotificationRecord r = mock(NotificationRecord.class); + NotificationStats rs = mock(NotificationStats.class); + StatusBarNotification sbn = mock(StatusBarNotification.class); + FieldSetter.setField(mNm, + NotificationManagerService.class.getDeclaredField("mHandler"), + mock(NotificationManagerService.WorkerHandler.class)); + + // before the lockdown mode + when(mNm.isInLockDownMode()).thenReturn(false); + when(r.getSbn()).thenReturn(sbn); + mListeners.notifyRemovedLocked(r, 0, rs); + mListeners.notifyRemovedLocked(r, 0, rs); + verify(r, atLeast(2)).getSbn(); + + // in the lockdown mode + reset(r); + reset(rs); + when(mNm.isInLockDownMode()).thenReturn(true); + when(r.getSbn()).thenReturn(sbn); + mListeners.notifyRemovedLocked(r, 0, rs); + mListeners.notifyRemovedLocked(r, 0, rs); + verify(r, never()).getSbn(); + } } diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java index 5732edc731b2..e20efbbe044e 100755 --- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java +++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java @@ -58,9 +58,11 @@ import static android.service.notification.Adjustment.KEY_USER_SENTIMENT; import static android.service.notification.NotificationListenerService.FLAG_FILTER_TYPE_ALERTING; import static android.service.notification.NotificationListenerService.FLAG_FILTER_TYPE_CONVERSATIONS; import static android.service.notification.NotificationListenerService.FLAG_FILTER_TYPE_ONGOING; +import static android.service.notification.NotificationListenerService.REASON_CANCEL_ALL; import static android.service.notification.NotificationListenerService.Ranking.USER_SENTIMENT_NEGATIVE; import static android.service.notification.NotificationListenerService.Ranking.USER_SENTIMENT_NEUTRAL; +import static com.android.internal.widget.LockPatternUtils.StrongAuthTracker.STRONG_AUTH_REQUIRED_AFTER_USER_LOCKDOWN; import static com.android.server.notification.NotificationManagerService.ACTION_DISABLE_NAS; import static com.android.server.notification.NotificationManagerService.ACTION_ENABLE_NAS; import static com.android.server.notification.NotificationManagerService.ACTION_LEARNMORE_NAS; @@ -225,7 +227,6 @@ import java.util.Arrays; import java.util.Collections; import java.util.List; import java.util.Map; -import java.util.Set; import java.util.concurrent.CountDownLatch; import java.util.function.Consumer; @@ -411,8 +412,26 @@ public class NotificationManagerServiceTest extends UiServiceTestCase { interface NotificationAssistantAccessGrantedCallback { void onGranted(ComponentName assistant, int userId, boolean granted, boolean userSet); } + + class StrongAuthTrackerFake extends NotificationManagerService.StrongAuthTracker { + private int mGetStrongAuthForUserReturnValue = 0; + StrongAuthTrackerFake(Context context) { + super(context); + } + + public void setGetStrongAuthForUserReturnValue(int val) { + mGetStrongAuthForUserReturnValue = val; + } + + @Override + public int getStrongAuthForUser(int userId) { + return mGetStrongAuthForUserReturnValue; + } + } } + TestableNotificationManagerService.StrongAuthTrackerFake mStrongAuthTracker; + private class TestableToastCallback extends ITransientNotification.Stub { @Override public void show(IBinder windowToken) { @@ -532,6 +551,9 @@ public class NotificationManagerServiceTest extends UiServiceTestCase { mService.setAudioManager(mAudioManager); + mStrongAuthTracker = mService.new StrongAuthTrackerFake(mContext); + mService.setStrongAuthTracker(mStrongAuthTracker); + mShortcutHelper = mService.getShortcutHelper(); mShortcutHelper.setLauncherApps(mLauncherApps); mShortcutHelper.setShortcutServiceInternal(mShortcutServiceInternal); @@ -8419,4 +8441,44 @@ public class NotificationManagerServiceTest extends UiServiceTestCase { } } } + + @Test + public void testStrongAuthTracker_isInLockDownMode() { + mStrongAuthTracker.setGetStrongAuthForUserReturnValue( + STRONG_AUTH_REQUIRED_AFTER_USER_LOCKDOWN); + mStrongAuthTracker.onStrongAuthRequiredChanged(mContext.getUserId()); + assertTrue(mStrongAuthTracker.isInLockDownMode()); + mStrongAuthTracker.setGetStrongAuthForUserReturnValue(0); + mStrongAuthTracker.onStrongAuthRequiredChanged(mContext.getUserId()); + assertFalse(mStrongAuthTracker.isInLockDownMode()); + } + + @Test + public void testCancelAndPostNotificationsWhenEnterAndExitLockDownMode() { + // post 2 notifications from 2 packages + NotificationRecord pkgA = new NotificationRecord(mContext, + generateSbn("a", 1000, 9, 0), mTestNotificationChannel); + mService.addNotification(pkgA); + NotificationRecord pkgB = new NotificationRecord(mContext, + generateSbn("b", 1001, 9, 0), mTestNotificationChannel); + mService.addNotification(pkgB); + + // when entering the lockdown mode, cancel the 2 notifications. + mStrongAuthTracker.setGetStrongAuthForUserReturnValue( + STRONG_AUTH_REQUIRED_AFTER_USER_LOCKDOWN); + mStrongAuthTracker.onStrongAuthRequiredChanged(mContext.getUserId()); + assertTrue(mStrongAuthTracker.isInLockDownMode()); + + // the notifyRemovedLocked function is called twice due to REASON_LOCKDOWN. + ArgumentCaptor<Integer> captor = ArgumentCaptor.forClass(Integer.class); + verify(mListeners, times(2)).notifyRemovedLocked(any(), captor.capture(), any()); + assertEquals(REASON_CANCEL_ALL, captor.getValue().intValue()); + + // exit lockdown mode. + mStrongAuthTracker.setGetStrongAuthForUserReturnValue(0); + mStrongAuthTracker.onStrongAuthRequiredChanged(mContext.getUserId()); + + // the notifyPostedLocked function is called twice. + verify(mListeners, times(2)).notifyPostedLocked(any(), any()); + } } |