@@ -557,22 +557,24 @@ print_interface_rule(struct fw3_ipt_handle *handle, struct fw3_state *state,
}
else if (handle->table == FW3_TABLE_RAW)
{
+ bool loopback_dev = (dev != NULL && !dev->any && !dev->invert && strcmp(dev->name, "lo") == 0);
+
if (has(zone->flags, handle->family, FW3_FLAG_HELPER))
{
- r = fw3_ipt_rule_create(handle, NULL, dev, NULL, sub, NULL);
+ r = fw3_ipt_rule_create(handle, NULL, loopback_dev ? NULL : dev, NULL, sub, NULL);
fw3_ipt_rule_comment(r, "%s CT helper assignment", zone->name);
fw3_ipt_rule_target(r, "zone_%s_helper", zone->name);
fw3_ipt_rule_extra(r, zone->extra_src);
- fw3_ipt_rule_replace(r, "PREROUTING");
+ fw3_ipt_rule_replace(r, loopback_dev ? "OUTPUT" : "PREROUTING");
}
if (has(zone->flags, handle->family, FW3_FLAG_NOTRACK))
{
- r = fw3_ipt_rule_create(handle, NULL, dev, NULL, sub, NULL);
+ r = fw3_ipt_rule_create(handle, NULL, loopback_dev ? NULL : dev, NULL, sub, NULL);
fw3_ipt_rule_comment(r, "%s CT bypass", zone->name);
fw3_ipt_rule_target(r, "zone_%s_notrack", zone->name);
fw3_ipt_rule_extra(r, zone->extra_src);
- fw3_ipt_rule_replace(r, "PREROUTING");
+ fw3_ipt_rule_replace(r, loopback_dev ? "OUTPUT" : "PREROUTING");
}
}
}