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Merge branch 'tmp-disable-nagle' into 'master'

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Disable TCP queuing on the TLS port.

See merge request openconnect/ocserv!165
This commit is contained in:
Nikos Mavrogiannopoulos
2020-04-11 17:31:22 +00:00
parent c702227b3b a63164e182
commit df3b925524
1 changed files with 17 additions and 0 deletions
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17
src/worker-vpn.c
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@@ -1278,6 +1278,22 @@ int periodic_check(worker_st * ws, struct timespec *tnow, unsigned dpd)
return 0;
}
/* Disable any TCP queuing on the TLS port. This allows a connection that works over
* TCP instead of UDP to still be interactive.
*/
static void set_no_delay(worker_st * ws, int fd)
{
int flag = 1;
int ret;
ret = setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &flag, sizeof(flag));
if (ret == -1) {
oclog(ws, LOG_DEBUG,
"setsockopt(IP_TOS) to %x, failed.", (unsigned)flag);
return;
}
}
#define TOSCLASS(x) (IPTOS_CLASS_CS##x)
static void set_net_priority(worker_st * ws, int fd, int priority)
@@ -2165,6 +2181,7 @@ static int connect_handler(worker_st * ws)
set_socket_timeout(ws, ws->conn_fd);
set_non_block(ws->conn_fd);
set_net_priority(ws, ws->conn_fd, ws->user_config->net_priority);
set_no_delay(ws, ws->conn_fd);
if (ws->udp_state != UP_DISABLED) {