Fix symmetric encryption of backup keys

src/freedombone-backup-local

@@ -360,6 +360,7 @@ function simple_store_backup_keys {
         exit 35683
     fi
     simple_keys_file=/root/simplebackupkeys.tar.gz
+    simple_keys_file_encrypted=/root/simplebackupkeys.gpg
     cd "/home/${ADMIN_USERNAME}" || return
     tar -czvf $simple_keys_file .gnupg
     if [ ! -f $simple_keys_file ]; then
@@ -367,9 +368,14 @@ function simple_store_backup_keys {
         rm -rf $USB_MOUNT
         exit 563535
     fi
+    if [ -f $simple_keys_file_encrypted ]; then
+        rm $simple_keys_file_encrypted
+    fi
 
-    echo -n "$simple_backup_password" | gpg --batch --passphrase-fd 0 --output $USB_MOUNT/config.dat --symmetric --armor $simple_keys_file
+    echo -n "$simple_backup_password" | gpg --batch --passphrase-fd 0 --armor --output $simple_keys_file_encrypted --symmetric $simple_keys_file
+    cp $simple_keys_file_encrypted $USB_MOUNT/config.dat
 
+    rm $simple_keys_file_encrypted
     rm $simple_keys_file
     simple_backup_password=
 }