made ctstate default to [] and evaluation conditional on the list being popoulated

9 years ago · 6a87eed586
parent ea2fd78e6a
commit 6a87eed586
1 changed files with 3 additions and 2 deletions
--- a/system/iptables.py
+++ b/system/iptables.py
@ -262,8 +262,9 @@ def construct_rule(params):
    append_param(rule, params['to_ports'], '--to-ports', False)
    append_comm(rule, params['comment'])
    append_param(rule, params['comment'], '--comment', False)
-    append_conntrack(rule, params['ctstate'])
-    append_param(rule, ','.join(params['ctstate']), '--ctstate', False)
+    if params['ctstate']:
+        append_conntrack(rule, params['ctstate'])
+        append_param(rule, ','.join(params['ctstate']), '--ctstate', False)
    return rule