Android/frameworks_base
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Invoke updateSharedUserPermsLPw for all users when a package is

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removed.

bug: 140274903
Test: While running under both user 0 and user 10:
$ cts-tradefed run cts-dev -m CtsPermissionTestCases --test android.permission.cts.SharedUidPermissionsTest#sharedUidLoosesRuntimePermissionWhenLastAppDeclaringItGetsUninstalled

Also:
$ adb install out/.../CtsAppWithSharedUidThatRequestsPermissions.apk
$ adb install out/.../CtsAppWithSharedUidThatRequestsNoPermissions.apk
$ adb shell pm grant android.permission.cts.appthatrequestpermission android.permission.READ_CONTACTS
$ adb uninstall android.permission.cts.appthatrequestpermission
$ adb shell dumpsys package android.permission.cts.appthatrequestnopermission

... verify that READ_CONTACT permission is removed from appthatrequestnopermission

Change-Id: Ibbecc0965ae3fe84e0a51c8fa6b9fcc80b6f9640
This commit is contained in:
Nicholas Sauer
2019-08-28 07:16:01 -07:00
parent db1bad4ab9
commit 0d9ef26837
1 changed files with 11 additions and 10 deletions
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21
services/core/java/com/android/server/pm/PackageManagerService.java
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@@ -18890,19 +18890,20 @@ public class PackageManagerService extends IPackageManager.Stub
// or packages running under the shared user of the removed
// package if revoking the permissions requested only by the removed
// package is successful and this causes a change in gids.
boolean shouldKill = false;
for (int userId : UserManagerService.getInstance().getUserIds()) {
final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs,
userId);
if (userIdToKill == UserHandle.USER_ALL
|| userIdToKill >= UserHandle.USER_SYSTEM) {
// If gids changed for this user, kill all affected packages.
mHandler.post(() -> {
// This has to happen with no lock held.
killApplication(deletedPs.name, deletedPs.appId,
KILL_APP_REASON_GIDS_CHANGED);
});
break;
}
shouldKill |= userIdToKill == UserHandle.USER_ALL
|| userIdToKill >= UserHandle.USER_SYSTEM;
}
// If gids changed, kill all affected packages.
if (shouldKill) {
mHandler.post(() -> {
// This has to happen with no lock held.
killApplication(deletedPs.name, deletedPs.appId,
KILL_APP_REASON_GIDS_CHANGED);
});
}
}
clearPackagePreferredActivitiesLPw(