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big hammer to get ip-transparent working with pf divert-to rules on OpenBSD #921

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big hammer to get ip-transparent working with pf divert-to rules on OpenBSD #921

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9 changes: 8 additions & 1 deletion services/listen_dnsport.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1297,6 +1297,13 @@ ports_create_if(const char* ifname, int do_auto, int do_udp, int do_tcp,
if (sock_queue_timeout && !set_recvtimestamp(s)) {
log_warn("socket timestamping is not available");
}
/* getting source addr packet info is highly non-portable */
if(!set_recvpktinfo(s, hints->ai_family)) {
sock_close(s);
freeaddrinfo(ub_sock->addr);
free(ub_sock);
return 0;
}
if(!port_insert(list, s, is_dnscrypt
?listen_type_udpancil_dnscrypt:listen_type_udpancil,
is_pp2, ub_sock)) {
Expand Down Expand Up @@ -1454,7 +1461,7 @@ listen_create(struct comm_base* base, struct listen_port* ports,
struct comm_point* cp = NULL;
if(ports->ftype == listen_type_udp ||
ports->ftype == listen_type_udp_dnscrypt) {
cp = comm_point_create_udp(base, ports->fd,
cp = comm_point_create_udp_ancil(base, ports->fd,
front->udp_buff, ports->pp2_enabled, cb,
cb_arg, ports->socket);
} else if(ports->ftype == listen_type_tcp ||
Expand Down