Reapply SNAT/MASQUERADE rules on firewall reloads

[project/firewall3.git] / zones.c

diff --git a/zones.c b/zones.c
index 8225601..fe507b0 100644 (file)
--- a/zones.c
+++ b/zones.c
@@ -473,6 +473,21 @@ print_zone_rule(struct fw3_ipt_handle *handle, struct fw3_state *state,
        switch (handle->table)
        {
        case FW3_TABLE_FILTER:
+               if (has(zone->flags, handle->family, FW3_FLAG_DNAT))
+               {
+                       r = fw3_ipt_rule_new(handle);
+                       fw3_ipt_rule_extra(r, "-m conntrack --ctstate DNAT");
+                       fw3_ipt_rule_comment(r, "Accept port redirections");
+                       fw3_ipt_rule_target(r, fw3_flag_names[FW3_FLAG_ACCEPT]);
+                       fw3_ipt_rule_append(r, "zone_%s_input", zone->name);
+
+                       r = fw3_ipt_rule_new(handle);
+                       fw3_ipt_rule_extra(r, "-m conntrack --ctstate DNAT");
+                       fw3_ipt_rule_comment(r, "Accept port forwards");
+                       fw3_ipt_rule_target(r, fw3_flag_names[FW3_FLAG_ACCEPT]);
+                       fw3_ipt_rule_append(r, "zone_%s_forward", zone->name);
+               }
+
                r = fw3_ipt_rule_new(handle);
                fw3_ipt_rule_target(r, "zone_%s_src_%s", zone->name,
                                     fw3_flag_names[zone->policy_input]);