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-rw-r--r--python/vyos/firewall.py14
1 files changed, 14 insertions, 0 deletions
diff --git a/python/vyos/firewall.py b/python/vyos/firewall.py
index 3ca7a25b9..7e43b815a 100644
--- a/python/vyos/firewall.py
+++ b/python/vyos/firewall.py
@@ -102,6 +102,20 @@ def parse_rule(rule_conf, hook, fw_name, rule_id, ip_name):
if states:
output.append(f'ct state {{{states}}}')
+ if 'conntrack_helper' in rule_conf:
+ helper_map = {'h323': ['RAS', 'Q.931'], 'nfs': ['rpc'], 'sqlnet': ['tns']}
+ helper_out = []
+
+ for helper in rule_conf['conntrack_helper']:
+ if helper in helper_map:
+ helper_out.extend(helper_map[helper])
+ else:
+ helper_out.append(helper)
+
+ if helper_out:
+ helper_str = ','.join(f'"{s}"' for s in helper_out)
+ output.append(f'ct helper {{{helper_str}}}')
+
if 'connection_status' in rule_conf and rule_conf['connection_status']:
status = rule_conf['connection_status']
if status['nat'] == 'destination':