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Commit 46732350 authored by Paul Hu's avatar Paul Hu Committed by Automerger Merge Worker
Browse files

Merge "[TNU04] Add tethering restricted notification" into rvc-dev am: 984f629a 

Change-Id: Ie258a04699021a2b0891628f172e838faca3d4bc
parents 6924e401 984f629a

packages/Tethering/src/com/android/server/connectivity/tethering/Tethering.java

+20 −8
Original line number Diff line number Diff line
@@ -303,7 +303,8 @@ public class Tethering { 


        final UserManager userManager = (UserManager) mContext.getSystemService(

                Context.USER_SERVICE);

        mTetheringRestriction = new UserRestrictionActionListener(userManager, this);

        mTetheringRestriction = new UserRestrictionActionListener(

                userManager, this, mNotificationUpdater);

        mExecutor = new TetheringThreadExecutor(mHandler);

        mActiveDataSubIdListener = new ActiveDataSubIdListener(mExecutor);
@@ -997,11 +998,14 @@ public class Tethering { 
    protected static class UserRestrictionActionListener {

        private final UserManager mUserManager;

        private final Tethering mWrapper;

        private final TetheringNotificationUpdater mNotificationUpdater;

        public boolean mDisallowTethering;



        public UserRestrictionActionListener(UserManager um, Tethering wrapper) {

        public UserRestrictionActionListener(@NonNull UserManager um, @NonNull Tethering wrapper,

                @NonNull TetheringNotificationUpdater updater) {

            mUserManager = um;

            mWrapper = wrapper;

            mNotificationUpdater = updater;

            mDisallowTethering = false;

        }
@@ -1020,15 +1024,23 @@ public class Tethering { 
                return;

            }



            // TODO: Add user restrictions notification.

            final boolean isTetheringActiveOnDevice = (mWrapper.getTetheredIfaces().length != 0);

            if (!newlyDisallowed) {

                // Clear the restricted notification when user is allowed to have tethering

                // function.

                mNotificationUpdater.tetheringRestrictionLifted();

                return;

            }



            // Restricted notification is shown when tethering function is disallowed on

            // user's device.

            mNotificationUpdater.notifyTetheringDisabledByRestriction();



            if (newlyDisallowed && isTetheringActiveOnDevice) {

            // Untether from all downstreams since tethering is disallowed.

            mWrapper.untetherAll();



            // TODO(b/148139325): send tetheringSupported on restriction change

        }

    }

    }



    private void disableWifiIpServingLockedCommon(int tetheringType, String ifname, int apState) {

        mLog.log("Canceling WiFi tethering request -"

packages/Tethering/src/com/android/server/connectivity/tethering/TetheringNotificationUpdater.java

+31 −10
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ import android.util.SparseArray; 


import androidx.annotation.ArrayRes;

import androidx.annotation.DrawableRes;

import androidx.annotation.IntDef;

import androidx.annotation.IntRange;

import androidx.annotation.NonNull;
@@ -61,7 +62,9 @@ public class TetheringNotificationUpdater { 
    private static final boolean NOTIFY_DONE = true;

    private static final boolean NO_NOTIFY = false;

    // Id to update and cancel tethering notification. Must be unique within the tethering app.

    private static final int NOTIFY_ID = 20191115;

    private static final int ENABLE_NOTIFICATION_ID = 1000;

    // Id to update and cancel restricted notification. Must be unique within the tethering app.

    private static final int RESTRICTED_NOTIFICATION_ID = 1001;

    @VisibleForTesting

    static final int NO_ICON_ID = 0;

    @VisibleForTesting
@@ -85,6 +88,9 @@ public class TetheringNotificationUpdater { 
    // INVALID_SUBSCRIPTION_ID.

    private volatile int mActiveDataSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;



    @IntDef({ENABLE_NOTIFICATION_ID, RESTRICTED_NOTIFICATION_ID})

    @interface NotificationId {}



    public TetheringNotificationUpdater(@NonNull final Context context) {

        mContext = context;

        mNotificationManager = (NotificationManager) context.createContextAsUser(UserHandle.ALL, 0)
@@ -100,14 +106,14 @@ public class TetheringNotificationUpdater { 
    public void onDownstreamChanged(@IntRange(from = 0, to = 7) final int downstreamTypesMask) {

        if (mDownstreamTypesMask == downstreamTypesMask) return;

        mDownstreamTypesMask = downstreamTypesMask;

        updateNotification();

        updateEnableNotification();

    }



    /** Called when active data subscription id changed */

    public void onActiveDataSubscriptionIdChanged(final int subId) {

        if (mActiveDataSubId == subId) return;

        mActiveDataSubId = subId;

        updateNotification();

        updateEnableNotification();

    }



    @VisibleForTesting
@@ -115,16 +121,31 @@ public class TetheringNotificationUpdater { 
        return SubscriptionManager.getResourcesForSubId(c, subId);

    }



    private void updateNotification() {

    private void updateEnableNotification() {

        final boolean tetheringInactive = mDownstreamTypesMask <= DOWNSTREAM_NONE;



        if (tetheringInactive || setupNotification() == NO_NOTIFY) {

            clearNotification();

            clearNotification(ENABLE_NOTIFICATION_ID);

        }

    }



    private void clearNotification() {

        mNotificationManager.cancel(null /* tag */, NOTIFY_ID);

    @VisibleForTesting

    void tetheringRestrictionLifted() {

        clearNotification(RESTRICTED_NOTIFICATION_ID);

    }



    private void clearNotification(@NotificationId final int id) {

        mNotificationManager.cancel(null /* tag */, id);

    }



    @VisibleForTesting

    void notifyTetheringDisabledByRestriction() {

        final Resources res = getResourcesForSubId(mContext, mActiveDataSubId);

        final String title = res.getString(R.string.disable_tether_notification_title);

        final String message = res.getString(R.string.disable_tether_notification_message);



        showNotification(R.drawable.stat_sys_tether_general, title, message,

                RESTRICTED_NOTIFICATION_ID);

    }



    /**
@@ -195,12 +216,12 @@ public class TetheringNotificationUpdater { 
        final String title = res.getString(R.string.tethering_notification_title);

        final String message = res.getString(R.string.tethering_notification_message);



        showNotification(iconId, title, message);

        showNotification(iconId, title, message, ENABLE_NOTIFICATION_ID);

        return NOTIFY_DONE;

    }



    private void showNotification(@DrawableRes final int iconId, @NonNull final String title,

            @NonNull final String message) {

            @NonNull final String message, @NotificationId final int id) {

        final Intent intent = new Intent(Settings.ACTION_TETHER_SETTINGS);

        final PendingIntent pi = PendingIntent.getActivity(

                mContext.createContextAsUser(UserHandle.CURRENT, 0),
@@ -218,6 +239,6 @@ public class TetheringNotificationUpdater { 
                        .setContentIntent(pi)

                        .build();



        mNotificationManager.notify(null /* tag */, NOTIFY_ID, notification);

        mNotificationManager.notify(null /* tag */, id, notification);

    }

}

packages/Tethering/tests/unit/src/com/android/server/connectivity/tethering/TetheringNotificationUpdaterTest.kt

+38 −3
Original line number Diff line number Diff line
@@ -25,7 +25,7 @@ import android.net.ConnectivityManager.TETHERING_USB 
import android.net.ConnectivityManager.TETHERING_WIFI

import android.os.UserHandle

import android.telephony.SubscriptionManager.INVALID_SUBSCRIPTION_ID

import androidx.test.InstrumentationRegistry

import androidx.test.platform.app.InstrumentationRegistry

import androidx.test.filters.SmallTest

import androidx.test.runner.AndroidJUnit4

import com.android.internal.util.test.BroadcastInterceptingContext
@@ -114,7 +114,7 @@ class TetheringNotificationUpdaterTest { 
    @Before

    fun setUp() {

        MockitoAnnotations.initMocks(this)

        val context = TestContext(InstrumentationRegistry.getContext())

        val context = TestContext(InstrumentationRegistry.getInstrumentation().context)

        doReturn(notificationManager).`when`(mockContext)

                .getSystemService(Context.NOTIFICATION_SERVICE)

        notificationUpdater = WrappedNotificationUpdater(context)
@@ -128,7 +128,8 @@ class TetheringNotificationUpdaterTest { 
        verify(notificationManager, never()).cancel(any(), anyInt())



        val notificationCaptor = ArgumentCaptor.forClass(Notification::class.java)

        verify(notificationManager, times(1)).notify(any(), anyInt(), notificationCaptor.capture())

        verify(notificationManager, times(1))

                .notify(any(), anyInt(), notificationCaptor.capture())



        val notification = notificationCaptor.getValue()

        assertEquals(iconId, notification.smallIcon.resId)
@@ -224,4 +225,38 @@ class TetheringNotificationUpdaterTest { 
        assertEquals(WIFI_MASK or USB_MASK,

                notificationUpdater.getDownstreamTypesMask("1|2|USB|WIFI|BLUETOOTH||"))

    }



    @Test

    fun testSetupRestrictedNotification() {

        val title = InstrumentationRegistry.getInstrumentation().context.resources

                .getString(R.string.disable_tether_notification_title)

        val message = InstrumentationRegistry.getInstrumentation().context.resources

                .getString(R.string.disable_tether_notification_message)

        val disallowTitle = "Tether function is disallowed"

        val disallowMessage = "Please contact your admin"

        doReturn(title).`when`(defaultResources)

                .getString(R.string.disable_tether_notification_title)

        doReturn(message).`when`(defaultResources)

                .getString(R.string.disable_tether_notification_message)

        doReturn(disallowTitle).`when`(testResources)

                .getString(R.string.disable_tether_notification_title)

        doReturn(disallowMessage).`when`(testResources)

                .getString(R.string.disable_tether_notification_message)



        // User restrictions on. Show restricted notification.

        notificationUpdater.notifyTetheringDisabledByRestriction()

        verifyNotification(R.drawable.stat_sys_tether_general, title, message)



        // User restrictions off. Clear notification.

        notificationUpdater.tetheringRestrictionLifted()

        verifyNoNotification()



        // Set test sub id. No notification.

        notificationUpdater.onActiveDataSubscriptionIdChanged(TEST_SUBID)

        verifyNoNotification()



        // User restrictions on again. Show restricted notification with test resource.

        notificationUpdater.notifyTetheringDisabledByRestriction()

        verifyNotification(R.drawable.stat_sys_tether_general, disallowTitle, disallowMessage)

    }

}
 
 No newline at end of file

packages/Tethering/tests/unit/src/com/android/server/connectivity/tethering/TetheringTest.java

+6 −4
Original line number Diff line number Diff line
@@ -1072,13 +1072,15 @@ public class TetheringTest { 
        when(mUserManager.getUserRestrictions()).thenReturn(newRestrictions);



        final Tethering.UserRestrictionActionListener ural =

                new Tethering.UserRestrictionActionListener(mUserManager, mockTethering);

                new Tethering.UserRestrictionActionListener(

                        mUserManager, mockTethering, mNotificationUpdater);

        ural.mDisallowTethering = currentDisallow;



        ural.onUserRestrictionsChanged();



        verify(mockTethering, times(expectedInteractionsWithShowNotification))

                .untetherAll();

        verify(mNotificationUpdater, times(expectedInteractionsWithShowNotification))

                .notifyTetheringDisabledByRestriction();

        verify(mockTethering, times(expectedInteractionsWithShowNotification)).untetherAll();

    }



    @Test
@@ -1086,7 +1088,7 @@ public class TetheringTest { 
        final String[] emptyActiveIfacesList = new String[]{};

        final boolean currDisallow = false;

        final boolean nextDisallow = true;

        final int expectedInteractionsWithShowNotification = 0;

        final int expectedInteractionsWithShowNotification = 1;



        runUserRestrictionsChange(currDisallow, nextDisallow, emptyActiveIfacesList,

                expectedInteractionsWithShowNotification);