FW3_OPT("monthdays", monthdays, redirect, time.monthdays),
FW3_OPT("reflection", bool, redirect, reflection),
+ FW3_OPT("reflection_src", reflection_source,
+ redirect, reflection_src),
FW3_OPT("target", target, redirect, target),
struct uci_element *e;
struct fw3_redirect *redir;
- bool valid = false;
+ bool valid;
INIT_LIST_HEAD(&state->redirects);
redir->enabled = true;
redir->reflection = true;
+ valid = false;
+
fw3_parse_options(redir, fw3_redirect_opts, s);
if (!redir->enabled)
continue;
}
- if (redir->target == FW3_TARGET_UNSPEC)
+ if (redir->target == FW3_FLAG_UNSPEC)
{
warn_elem(e, "has no target specified, defaulting to DNAT");
- redir->target = FW3_TARGET_DNAT;
+ redir->target = FW3_FLAG_DNAT;
}
- else if (redir->target < FW3_TARGET_DNAT)
+ else if (redir->target < FW3_FLAG_DNAT)
{
warn_elem(e, "has invalid target specified, defaulting to DNAT");
- redir->target = FW3_TARGET_DNAT;
+ redir->target = FW3_FLAG_DNAT;
}
- if (redir->target == FW3_TARGET_DNAT)
+ if (redir->target == FW3_FLAG_DNAT)
{
if (redir->src.any)
warn_elem(e, "must not have source '*' for DNAT target");
warn_elem(e, "has no source specified");
else
{
- setbit(redir->_src->flags, redir->target);
+ set(redir->_src->flags, FW3_FAMILY_V4, redir->target);
redir->_src->conntrack = true;
valid = true;
}
if (redir->reflection && redir->_dest && redir->_src->masq)
{
- setbit(redir->_dest->flags, FW3_TARGET_ACCEPT);
- setbit(redir->_dest->flags, FW3_TARGET_DNAT);
- setbit(redir->_dest->flags, FW3_TARGET_SNAT);
+ set(redir->_dest->flags, FW3_FAMILY_V4, FW3_FLAG_ACCEPT);
+ set(redir->_dest->flags, FW3_FAMILY_V4, FW3_FLAG_DNAT);
+ set(redir->_dest->flags, FW3_FAMILY_V4, FW3_FLAG_SNAT);
}
}
else
warn_elem(e, "has no destination specified");
else if (!redir->ip_dest.set)
warn_elem(e, "has no src_dip option specified");
+ else if (!list_empty(&redir->mac_src))
+ warn_elem(e, "must not use 'src_mac' option for SNAT target");
else
{
- setbit(redir->_dest->flags, redir->target);
+ set(redir->_dest->flags, FW3_FAMILY_V4, redir->target);
redir->_dest->conntrack = true;
valid = true;
}
static void
print_chain_nat(struct fw3_redirect *redir)
{
- if (redir->target == FW3_TARGET_DNAT)
+ if (redir->target == FW3_FLAG_DNAT)
fw3_pr("-A zone_%s_prerouting", redir->src.name);
else
fw3_pr("-A zone_%s_postrouting", redir->dest.name);
}
static void
-print_snat_dnat(enum fw3_target target,
+print_snat_dnat(enum fw3_flag target,
struct fw3_address *addr, struct fw3_port *port)
{
const char *t;
char s[sizeof("255.255.255.255 ")];
- if (target == FW3_TARGET_DNAT)
+ if (target == FW3_FLAG_DNAT)
t = "DNAT --to-destination";
else
t = "SNAT --to-source";
static void
print_target_nat(struct fw3_redirect *redir)
{
- if (redir->target == FW3_TARGET_DNAT)
+ if (redir->target == FW3_FLAG_DNAT)
print_snat_dnat(redir->target, &redir->ip_redir, &redir->port_redir);
else
print_snat_dnat(redir->target, &redir->ip_dest, &redir->port_dest);
static void
print_chain_filter(struct fw3_redirect *redir)
{
- if (redir->target == FW3_TARGET_DNAT)
+ if (redir->target == FW3_FLAG_DNAT)
{
/* XXX: check for local ip */
if (!redir->ip_redir.set)
print_target_filter(struct fw3_redirect *redir)
{
/* XXX: check for local ip */
- if (redir->target == FW3_TARGET_DNAT && !redir->ip_redir.set)
+ if (redir->target == FW3_FLAG_DNAT && !redir->ip_redir.set)
fw3_pr(" -m conntrack --ctstate DNAT -j ACCEPT\n");
else
fw3_pr(" -j ACCEPT\n");
}
static void
-print_redirect(enum fw3_table table, enum fw3_family family,
- struct fw3_redirect *redir, int num)
+print_redirect(struct fw3_state *state, enum fw3_family family,
+ enum fw3_table table, struct fw3_redirect *redir, int num)
{
struct list_head *ext_addrs, *int_addrs;
- struct fw3_address *ext_addr, *int_addr;
+ struct fw3_address *ext_addr, *int_addr, ref_addr;
struct fw3_device *ext_net, *int_net;
struct fw3_protocol *proto;
struct fw3_mac *mac;
return;
}
- setbit(redir->_ipset->flags, family);
+ set(redir->_ipset->flags, family, family);
}
fw3_foreach(proto, &redir->proto)
fw3_format_ipset(redir->_ipset, redir->ipset.invert);
fw3_format_protocol(proto, family);
- if (redir->target == FW3_TARGET_DNAT)
+ if (redir->target == FW3_FLAG_DNAT)
{
fw3_format_src_dest(&redir->ip_src, &redir->ip_dest);
fw3_format_sport_dport(&redir->port_src, &redir->port_dest);
}
/* reflection rules */
- if (redir->target != FW3_TARGET_DNAT || !redir->reflection)
+ if (redir->target != FW3_FLAG_DNAT || !redir->reflection)
return;
if (!redir->_dest || !redir->_src->masq)
if (!proto || (proto->protocol != 6 && proto->protocol != 17))
continue;
+ if (redir->reflection_src == FW3_REFLECTION_INTERNAL)
+ ref_addr = *int_addr;
+ else
+ ref_addr = *ext_addr;
+
+ ref_addr.mask = 32;
ext_addr->mask = 32;
if (table == FW3_TABLE_NAT)
fw3_format_sport_dport(NULL, &redir->port_dest);
fw3_format_time(&redir->time);
fw3_format_comment(redir->name, " (reflection)");
- print_snat_dnat(FW3_TARGET_DNAT,
+ print_snat_dnat(FW3_FLAG_DNAT,
&redir->ip_redir, &redir->port_redir);
fw3_pr("-A zone_%s_postrouting", redir->dest.name);
fw3_format_sport_dport(NULL, &redir->port_redir);
fw3_format_time(&redir->time);
fw3_format_comment(redir->name, " (reflection)");
- print_snat_dnat(FW3_TARGET_SNAT, ext_addr, NULL);
+ print_snat_dnat(FW3_FLAG_SNAT, &ref_addr, NULL);
}
else if (table == FW3_TABLE_FILTER)
{
}
void
-fw3_print_redirects(enum fw3_table table, enum fw3_family family,
- struct fw3_state *state)
+fw3_print_redirects(struct fw3_state *state, enum fw3_family family,
+ enum fw3_table table)
{
int num = 0;
struct fw3_redirect *redir;
return;
list_for_each_entry(redir, &state->redirects, list)
- print_redirect(table, family, redir, num++);
+ print_redirect(state, family, table, redir, num++);
}