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Commit 9496df19 authored by Andrei Stingaceanu's avatar Andrei Stingaceanu
Browse files

Suspend packages - decline suspending the active launcher 

Bug: 26953019
Bug: 26683041
Bug: 22776761
Change-Id: I7b65abff03aa32f5db8dce68364467a588facdac
parent 5ae4e73e

services/core/java/com/android/server/pm/PackageManagerService.java

+31 −4
Original line number Diff line number Diff line
@@ -10678,10 +10678,7 @@ public class PackageManagerService extends IPackageManager.Stub { 
        enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true,

                "setPackageSuspended for user " + userId);













        // TODO: investigate and add more restrictions for suspending crucial packages.













        if (isPackageDeviceAdmin(packageName, userId)) {













            Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName













                    + "\": has active device admin");













        if (!canSuspendPackageForUser(packageName, userId)) {















            return false;















        }
























@@ -10726,6 +10723,36 @@ public class PackageManagerService extends IPackageManager.Stub {













        }















    }



























    // TODO: investigate and add more restrictions for suspending crucial packages.













    private boolean canSuspendPackageForUser(String packageName, int userId) {













        if (isPackageDeviceAdmin(packageName, userId)) {













            Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName













                    + "\": has active device admin");













            return false;













        }

























        String activeLauncherPackageName = getActiveLauncherPackageName(userId);













        if (packageName.equals(activeLauncherPackageName)) {













            Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName













                    + "\" because it is set as the active launcher");













            return false;













        }

























        return true;













    }

























    private String getActiveLauncherPackageName(int userId) {













        Intent intent = new Intent(Intent.ACTION_MAIN);













        intent.addCategory(Intent.CATEGORY_HOME);













        ResolveInfo resolveInfo = resolveIntent(













                intent,













                intent.resolveTypeIfNeeded(mContext.getContentResolver()),













                PackageManager.MATCH_DEFAULT_ONLY,













                userId);

























        return resolveInfo == null ? null : resolveInfo.activityInfo.packageName;













    }



























    @Override















    public void verifyPendingInstall(int id, int verificationCode) throws RemoteException {















        mContext.enforceCallingOrSelfPermission(