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Add cross user permission check - areNotificationsEnabledForPackage

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Test: atest
Fixes: 128599467
Change-Id: I13a0ca7590f8c4b44379730e0ee2088aba400c2a
Merged-In: I13a0ca7590f8c4b44379730e0ee2088aba400c2a
(cherry picked from commit 657d164136)
This commit is contained in:
Julia Reynolds
2019-03-27 12:15:57 -04:00
committed by Christopher Dombroski
parent 9bdc35b2df
commit 63846a7093
2 changed files with 24 additions and 0 deletions
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5
services/core/java/com/android/server/notification/NotificationManagerService.java
View File

@@ -2186,6 +2186,11 @@ public class NotificationManagerService extends SystemService {
@Override
public boolean areNotificationsEnabledForPackage(String pkg, int uid) {
checkCallerIsSystemOrSameApp(pkg);
if (UserHandle.getCallingUserId() != UserHandle.getUserId(uid)) {
getContext().enforceCallingPermission(
android.Manifest.permission.INTERACT_ACROSS_USERS,
"canNotifyAsPackage for uid " + uid);
}
return mRankingHelper.getImportance(pkg, uid) != IMPORTANCE_NONE;
}

19
services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
View File

@@ -34,6 +34,7 @@ import static android.app.NotificationManager.Policy.SUPPRESSED_EFFECT_SCREEN_ON
import static android.app.NotificationManager.Policy.SUPPRESSED_EFFECT_STATUS_BAR;
import static android.content.pm.PackageManager.FEATURE_WATCH;
import static android.content.pm.PackageManager.PERMISSION_DENIED;
import static android.content.pm.PackageManager.PERMISSION_GRANTED;
import static android.os.Build.VERSION_CODES.O_MR1;
import static android.os.Build.VERSION_CODES.P;
@@ -106,6 +107,7 @@ import android.testing.AndroidTestingRunner;
import android.testing.TestableContext;
import android.testing.TestableLooper;
import android.testing.TestableLooper.RunWithLooper;
import android.testing.TestablePermissions;
import android.text.Html;
import android.util.ArrayMap;
import android.util.AtomicFile;
@@ -3145,4 +3147,21 @@ public class NotificationManagerServiceTest extends UiServiceTestCase {
assertEquals(0, captor.getValue().getNotification().flags);
}
@Test
public void testAreNotificationsEnabledForPackage_crossUser() throws Exception {
try {
mBinderService.areNotificationsEnabledForPackage(mContext.getPackageName(),
mUid + UserHandle.PER_USER_RANGE);
fail("Cannot call cross user without permission");
} catch (SecurityException e) {
// pass
}
// cross user, with permission, no problem
TestablePermissions perms = mContext.getTestablePermissions();
perms.setPermission(android.Manifest.permission.INTERACT_ACROSS_USERS, PERMISSION_GRANTED);
mBinderService.areNotificationsEnabledForPackage(mContext.getPackageName(),
mUid + UserHandle.PER_USER_RANGE);
}
}