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ocserv: corrected setting of UDP socket options

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This commit is contained in:
Nikos Mavrogiannopoulos
2016-05-09 12:12:09 +02:00
parent 6b9b80e487
commit becd51e799
1 changed files with 15 additions and 13 deletions
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28
src/worker-vpn.c
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@@ -85,6 +85,8 @@ static int parse_dtls_data(struct worker_st *ws, uint8_t * buf, size_t buf_size,
time_t);
static int connect_handler(worker_st * ws);
static void session_info_send(worker_st * ws);
static void set_net_priority(worker_st * ws, int fd, int priority);
static void set_socket_timeout(worker_st * ws, int fd);
static void handle_alarm(int signo)
{
@@ -250,6 +252,19 @@ static int setup_dtls_connection(struct worker_st *ws)
ws->udp_state = UP_HANDSHAKE;
/* Setup the fd settings */
if (ws->config->output_buffer > 0) {
int t = MIN(2048, ws->conn_mtu * ws->config->output_buffer);
ret = setsockopt(ws->dtls_tptr.fd, SOL_SOCKET, SO_SNDBUF, &t,
sizeof(t));
if (ret == -1)
oclog(ws, LOG_DEBUG,
"setsockopt(UDP, SO_SNDBUF) to %u, failed.",
t);
}
set_net_priority(ws, ws->dtls_tptr.fd, ws->user_config->net_priority);
set_socket_timeout(ws, ws->dtls_tptr.fd);
ws->dtls_session = session;
return 0;
@@ -1786,19 +1801,6 @@ static int connect_handler(worker_st * ws)
cstp_printf(ws, "X-DTLS-MTU: %u\r\n", ws->conn_mtu);
SEND_ERR(ret);
oclog(ws, LOG_INFO, "suggesting DTLS MTU %u", ws->conn_mtu);
if (ws->config->output_buffer > 0) {
t = MIN(2048, ws->conn_mtu * ws->config->output_buffer);
setsockopt(ws->dtls_tptr.fd, SOL_SOCKET, SO_SNDBUF, &t,
sizeof(t));
if (ret == -1)
oclog(ws, LOG_DEBUG,
"setsockopt(UDP, SO_SNDBUF) to %u, failed.",
t);
}
set_net_priority(ws, ws->dtls_tptr.fd, ws->user_config->net_priority);
set_socket_timeout(ws, ws->dtls_tptr.fd);
}
/* hack for openconnect. It uses only a single MTU value */