rulecache.py: skip empty metadata (#5148)

opnsense · Aug 8, 2021 · 3f73088 · 3f73088
1 parent 27fdfe4
commit 3f73088
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/opnsense/scripts/suricata/lib/rulecache.py b/src/opnsense/scripts/suricata/lib/rulecache.py
@@ -189,7 +189,8 @@ def list_rules(self, filename):
                             if prop == 'metadata':
                                 for mdtag in list(csv.reader([value], delimiter=","))[0]:
                                     parts = mdtag.split(maxsplit=1)
-                                    record['metadata'][parts[0]] = parts[1] if len(parts) > 1 else None
+                                    if parts:
+                                        record['metadata'][parts[0]] = parts[1] if len(parts) > 1 else None
                             else:
                                 record[prop] = value