#include "redirects.h"
-static struct fw3_option redirect_opts[] = {
- FW3_OPT("name", string, redirect, name),
- FW3_OPT("family", family, redirect, family),
+const struct fw3_option fw3_redirect_opts[] = {
+ FW3_OPT("enabled", bool, redirect, enabled),
- FW3_OPT("src", device, redirect, src),
- FW3_OPT("dest", device, redirect, dest),
+ FW3_OPT("name", string, redirect, name),
+ FW3_OPT("family", family, redirect, family),
- FW3_OPT("ipset", device, redirect, ipset),
+ FW3_OPT("src", device, redirect, src),
+ FW3_OPT("dest", device, redirect, dest),
- FW3_LIST("proto", protocol, redirect, proto),
+ FW3_OPT("ipset", device, redirect, ipset),
- FW3_OPT("src_ip", address, redirect, ip_src),
- FW3_LIST("src_mac", mac, redirect, mac_src),
- FW3_OPT("src_port", port, redirect, port_src),
+ FW3_LIST("proto", protocol, redirect, proto),
- FW3_OPT("src_dip", address, redirect, ip_dest),
- FW3_OPT("src_dport", port, redirect, port_dest),
+ FW3_OPT("src_ip", address, redirect, ip_src),
+ FW3_LIST("src_mac", mac, redirect, mac_src),
+ FW3_OPT("src_port", port, redirect, port_src),
- FW3_OPT("dest_ip", address, redirect, ip_redir),
- FW3_OPT("dest_port", port, redirect, port_redir),
+ FW3_OPT("src_dip", address, redirect, ip_dest),
+ FW3_OPT("src_dport", port, redirect, port_dest),
- FW3_OPT("extra", string, redirect, extra),
+ FW3_OPT("dest_ip", address, redirect, ip_redir),
+ FW3_OPT("dest_port", port, redirect, port_redir),
- FW3_OPT("reflection", bool, redirect, reflection),
+ FW3_OPT("extra", string, redirect, extra),
- FW3_OPT("target", target, redirect, target),
+ FW3_OPT("utc_time", bool, redirect, time.utc),
+ FW3_OPT("start_date", date, redirect, time.datestart),
+ FW3_OPT("stop_date", date, redirect, time.datestop),
+ FW3_OPT("start_time", time, redirect, time.timestart),
+ FW3_OPT("stop_time", time, redirect, time.timestop),
+ FW3_OPT("weekdays", weekdays, redirect, time.weekdays),
+ FW3_OPT("monthdays", monthdays, redirect, time.monthdays),
+
+ FW3_OPT("reflection", bool, redirect, reflection),
+
+ FW3_OPT("target", target, redirect, target),
+
+ { }
};
+static bool
+check_families(struct uci_element *e, struct fw3_redirect *r)
+{
+ if (r->family == FW3_FAMILY_ANY)
+ return true;
+
+ if (r->_src && r->_src->family && r->_src->family != r->family)
+ {
+ warn_elem(e, "refers to source zone with different family");
+ return false;
+ }
+
+ if (r->_dest && r->_dest->family && r->_dest->family != r->family)
+ {
+ warn_elem(e, "refers to destination zone with different family");
+ return false;
+ }
+
+ if (r->_ipset && r->_ipset->family && r->_ipset->family != r->family)
+ {
+ warn_elem(e, "refers to ipset with different family");
+ return false;
+ }
+
+ if (r->ip_src.family && r->ip_src.family != r->family)
+ {
+ warn_elem(e, "uses source ip with different family");
+ return false;
+ }
+
+ if (r->ip_dest.family && r->ip_dest.family != r->family)
+ {
+ warn_elem(e, "uses destination ip with different family");
+ return false;
+ }
+
+ if (r->ip_redir.family && r->ip_redir.family != r->family)
+ {
+ warn_elem(e, "uses redirect ip with different family");
+ return false;
+ }
+
+ return true;
+}
+
void
fw3_load_redirects(struct fw3_state *state, struct uci_package *p)
{
INIT_LIST_HEAD(&redir->proto);
INIT_LIST_HEAD(&redir->mac_src);
+ redir->enabled = true;
redir->reflection = true;
- fw3_parse_options(redir, redirect_opts, ARRAY_SIZE(redirect_opts), s);
+ fw3_parse_options(redir, fw3_redirect_opts, s);
+
+ if (!redir->enabled)
+ {
+ fw3_free_redirect(redir);
+ continue;
+ }
if (redir->src.invert)
{
continue;
}
else if (redir->src.set && !redir->src.any &&
- !(redir->_src = fw3_lookup_zone(state, redir->src.name)))
+ !(redir->_src = fw3_lookup_zone(state, redir->src.name, false)))
{
warn_elem(e, "refers to not existing zone '%s'", redir->src.name);
fw3_free_redirect(redir);
continue;
}
else if (redir->dest.set && !redir->dest.any &&
- !(redir->_dest = fw3_lookup_zone(state, redir->dest.name)))
+ !(redir->_dest = fw3_lookup_zone(state, redir->dest.name, false)))
{
warn_elem(e, "refers to not existing zone '%s'", redir->dest.name);
fw3_free_redirect(redir);
continue;
}
else if (redir->ipset.set && !redir->ipset.any &&
- !(redir->_ipset = fw3_lookup_ipset(state, redir->ipset.name)))
+ !(redir->_ipset = fw3_lookup_ipset(state, redir->ipset.name, false)))
+ {
+ warn_elem(e, "refers to unknown ipset '%s'", redir->ipset.name);
+ fw3_free_redirect(redir);
+ continue;
+ }
+
+ if (!check_families(e, redir))
{
- warn_elem(e, "refers to not declared ipset '%s'", redir->ipset.name);
fw3_free_redirect(redir);
continue;
}
struct fw3_protocol *proto;
struct fw3_mac *mac;
+ if (redir->name)
+ info(" * Redirect '%s'", redir->name);
+ else
+ info(" * Redirect #%u", num);
+
+ if (!fw3_is_family(redir->_src, family) ||
+ !fw3_is_family(redir->_dest, family))
+ {
+ info(" ! Skipping due to different family of zone");
+ return;
+ }
+
+ if (!fw3_is_family(&redir->ip_src, family) ||
+ !fw3_is_family(&redir->ip_dest, family) ||
+ !fw3_is_family(&redir->ip_redir, family))
+ {
+ info(" ! Skipping due to different family of ip address");
+ return;
+ }
+
+ if (redir->_ipset)
+ {
+ if (!fw3_is_family(redir->_ipset, family))
+ {
+ info(" ! Skipping due to different family in ipset");
+ return;
+ }
+
+ setbit(redir->_ipset->flags, family);
+ }
+
fw3_foreach(proto, &redir->proto)
fw3_foreach(mac, &redir->mac_src)
{
if (table == FW3_TABLE_NAT)
{
- if (redir->name)
- info(" * Redirect '%s'", redir->name);
- else
- info(" * Redirect #%u", num);
-
print_chain_nat(redir);
fw3_format_ipset(redir->_ipset, redir->ipset.invert);
fw3_format_protocol(proto, family);
}
fw3_format_mac(mac);
+ fw3_format_time(&redir->time);
fw3_format_extra(redir->extra);
fw3_format_comment(redir->name);
print_target_nat(redir);
}
else if (table == FW3_TABLE_FILTER)
{
- if (redir->name)
- info(" * Redirect '%s'", redir->name);
- else
- info(" * Redirect #%u", num);
-
print_chain_filter(redir);
fw3_format_ipset(redir->_ipset, redir->ipset.invert);
fw3_format_protocol(proto, family);
fw3_format_src_dest(&redir->ip_src, &redir->ip_redir);
fw3_format_sport_dport(&redir->port_src, &redir->port_redir);
fw3_format_mac(mac);
+ fw3_format_time(&redir->time);
fw3_format_extra(redir->extra);
fw3_format_comment(redir->name);
print_target_filter(redir);
fw3_format_protocol(proto, family);
fw3_format_src_dest(int_addr, ext_addr);
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,
&redir->ip_redir, &redir->port_redir);
fw3_format_protocol(proto, family);
fw3_format_src_dest(int_addr, &redir->ip_redir);
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);
}
fw3_format_protocol(proto, family);
fw3_format_src_dest(int_addr, &redir->ip_redir);
fw3_format_sport_dport(NULL, &redir->port_redir);
+ fw3_format_time(&redir->time);
fw3_format_comment(redir->name, " (reflection)");
fw3_pr(" -j zone_%s_dest_ACCEPT\n", redir->dest.name);
}
if (family == FW3_FAMILY_V6)
return;
+ if (table != FW3_TABLE_FILTER && table != FW3_TABLE_NAT)
+ return;
+
list_for_each_entry(redir, &state->redirects, list)
print_redirect(table, family, redir, num++);
}
-
-void
-fw3_free_redirect(struct fw3_redirect *redir)
-{
- fw3_free_list(&redir->proto);
- fw3_free_list(&redir->mac_src);
- free(redir);
-}
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